Landfill Methane Outreach Program
LMOP Industry Partner Program
Additional Resources
To help promote economically and technically sound landfill gas (LFG) energy projects, LMOP teams with a range of companies interested in the utilization of LFG. These companies include project developers, engineering consulting firms, equipment supplier type, project facilitators, and project financiers. Industry participants from the private sector join the program by signing the LMOP Industry Partner Memorandum of Understanding.
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| Company Name | Country/State | Professional Services | Equipment Supplier Type |
|---|---|---|---|
| 2G-CENERGY Power Systems Technologies Inc. | United States: FL | Engineering/Design; Construction/Installation | LFG Power Generation |
| ABB Turbocharging | United States: FL | LFG Power Generation | |
| Abbott Energy & Environment Consulting Inc. | Canada: AB | Engineering/Design | Carbon Dioxide Removal |
| A-C Compressor Corporation | United States: WI | LFG Cleaning/Drying/Compression | |
| Acrion Technologies, Inc. | United States: OH | Engineering/Design | LFG Cleaning/Drying/Compression; Carbon Dioxide Removal |
| Acterra Group, Inc. | United States: IA | Engineering/Design; Construction/Installation | |
| Adsorptech Inc. | United States: NJ | LFG Cleaning/Drying/Compression; Carbon Dioxide Removal | |
| Adsorption Research, Inc. | United States: OH | LFG Cleaning/Drying/Compression; Carbon Dioxide Removal | |
| Advance One Development, Inc. | United States: NC | Engineering/Design; Construction/Installation | |
| Advanced Environmental Management, Inc. | United States: GA | Gas Monitoring/Lab Analysis & Testing | |
| AECOM Technical Services, Inc | United States: WI | Engineering/Design; Construction/Installation; Gas Monitoring/Lab Analysis & Testing; Permitting/Regulatory Consulting | |
| AER Construction, Inc. | United States: PA | Construction/Installation | |
| Affiliated Engineers, Inc. | United States: NC | Engineering/Design; Construction/Installation | |
| Aggregated Micro Power | United States: IL | O&M; Project Financier/Lender | |
| Ahlgrim Power & Equipment Inc. | United States: MO | Engineering/Design | LFG Power Generation |
| Air & Gas Systems, Inc. | United States: TX | GCCS Components; LFG Cleaning/Drying/Compression | |
| Air Liquide-MEDAL | United States: DE | Engineering/Design | LFG Cleaning/Drying/Compression; Carbon Dioxide Removal |
| Air Products & Chemicals, Inc. | United States: MO | Carbon Dioxide Removal | |
| Air/Tak Inc. | United States: PA | LFG Cleaning/Drying/Compression | |
| Alban Engine Power Systems | United States: MD | LFG Power Generation | |
| Alchem Field Services, Inc. | United States: OK | LFG Cleaning/Drying/Compression; Carbon Dioxide Removal | |
| Alliancedev | Italy | ||
| Allied Environmental Consultants, Inc. | United States: KS | ||
| Alpha PowerTech LLC | United States: MN | Engineering/Design; Construction/Installation | LFG Power Generation |
| Alpine Energy LLC | United States: AK | Engineering/Design | |
| Altamont Environmental, Inc. | United States: NC | Engineering/Design; Gas Monitoring/Lab Analysis & Testing; Permitting/Regulatory Consulting | Leachate/Condensate Management |
| AMCS Corporation | United States: NJ | Engineering/Design | Carbon Dioxide Removal |
| Ameresco, Inc. | United States: MA | Engineering/Design; Construction/Installation; O&M; Project Developer | |
| American Environmental Group, Ltd. | United States: OH | Construction/Installation; O&M | Leachate/Condensate Management |
| American Purification, Inc. | United States: CA | LFG Cleaning/Drying/Compression | |
| Analytical Solution, Inc. | United States: IL | Gas Monitors/Analyzers | |
| Ann S. Rotroff, LLC | United States: GA | Legal | |
| Antares Group, Inc. | United States: MD | Engineering/Design | |
| APAC-KS, Inc. Kansas City Division | United States: KS | ||
| APEX Power Services Corporation | United States: FL | Engineering/Design; Permitting/Regulatory Consulting; Financial Consulting/Analysis | |
| Aptagen, Inc. | United States: VA | ||
| Aquaterra Environmental Solutions, Inc. | United States: KS | Engineering/Design; Construction/Installation; O&M; Permitting/Regulatory Consulting | |
| Arc Southern Energy, LLC | United States: TX | Project Developer; Project Financier/Lender | |
| ARC Technologies Corporation | United States: PA | LFG Cleaning/Drying/Compression; Carbon Dioxide Removal | |
| Argent Consulting | United States: TX | O&M; Permitting/Regulatory Consulting | |
| Assurance Engineering, Inc. | United States: NM | Engineering/Design; Construction/Installation | |
| ATCO International, Inc. | United States: TX | Engineering/Design | LFG Power Generation |
| Atlantic Coast Consulting, Inc. | United States: GA | Engineering/Design; Construction/Installation; O&M; Permitting/Regulatory Consulting | |
| Atmospheric Analysis and Consulting (AAC) | United States: CA | Gas Monitoring/Lab Analysis & Testing | |
| ATZ Applied Technologies Inc. | Canada: ON | GCCS Components; Leachate/Condensate Management | |
| Automated Consulting & Controls, Inc. | United States: GA | O&M; Financial Consulting/Analysis | |
| Automation Alliance Group, LLC | United States: PA | Engineering/Design; O&M | |
| AXD Service Industries Corp. | United States: NJ | GCCS Components | |
| Ayres Associates | United States: WI | Engineering/Design; Construction/Installation | |
| Barker Lemar Engineering Consultants | United States: IA | Engineering/Design; Gas Monitoring/Lab Analysis & Testing; Permitting/Regulatory Consulting | |
| Barton and Loguidice, P.C. | United States: PA | Engineering/Design; Construction/Installation; Permitting/Regulatory Consulting | |
| BioCNG, LLC | United States: WI | LFG Cleaning/Drying/Compression | |
| BIOFerm USA, Inc. | United States: WI | ||
| Biogas Energy Solutions, LLC | United States: CT | Construction/Installation; O&M; Project Developer | |
| Biogas Energy, LP | United States: TX | ||
| BioGas Technologies Unlimited (BTU-LLC) | United States: OH | LFG Cleaning/Drying/Compression | |
| Bio-Gas Technologies, LLC | United States: OH | Engineering/Design; Construction/Installation; O&M; Project Developer | |
| Biorem | Canada: ON | LFG Cleaning/Drying/Compression | |
| Biosphere Consultants, LLC | United States: TX | Engineering/Design | |
| Biothermica Technologies Inc. | Canada: QC | Engineering/Design; Construction/Installation; O&M | |
| Birdsall Engineering, Inc. | United States: NJ | Engineering/Design; Gas Monitoring/Lab Analysis & Testing | |
| Birdseye Renewables LLC | United States: NC | ||
| Blackhawk Technology Company | United States: IL | Leachate/Condensate Management | |
| Blazosky Associates, Inc. | United States: PA | Engineering/Design; Construction/Installation | |
| Blue Sky Power | United States: VA | Engineering/Design | |
| Blue Source, LLC | United States: NY | Broker, Exchange/Registry, Verifier; Project Developer; Project Financier/Lender | |
| Bluewater Produce | Canada: ON | ||
| BNE Energy, Inc. | United States: CT | Engineering/Design | |
| Bose Research & Development Inc. | United States: VA | LFG Cleaning/Drying/Compression | |
| BRECORP | United States: DC | Engineering/Design | |
| Bright Energy LLC | United States: CA | Engineering/Design; Project Financier/Lender | |
| Broadrock Renewables LLC | United States: NY | Engineering/Design; Construction/Installation; O&M; Project Developer | |
| Brookfield Renewable Power, Inc. | United States: NY | Project Developer | |
| Brown and Caldwell | United States: MA | Engineering/Design; Construction/Installation; Gas Monitoring/Lab Analysis & Testing; Permitting/Regulatory Consulting | |
| Brown Equity Group | United States: MI | Project Financier/Lender | |
| Bulman Thermo Units Inc. | United States: MT | Construction/Installation | |
| Burns & McDonnell | United States: MO | Engineering/Design; Construction/Installation; Permitting/Regulatory Consulting | |
| C TRADE | United States: AZ | Engineering/Design; Construction/Installation; Broker, Exchange/Registry, Verifier; Financial Consulting/Analysis | |
| California Landfill Development | United States: MA | ||
| Cambrian Energy Development LLC | United States: CA | Engineering/Design; Project Developer; Project Financier/Lender | |
| Cambridge Project Development, Inc. | United States: FL | ||
| Cameron Compression Systems | United States: TX | LFG Cleaning/Drying/Compression | |
| Capital Technology, Inc. | United States: CT | Project Financier/Lender | |
| Capstone Power Group | United States: GA | Project Financier/Lender | |
| Capstone Turbine Corporation | United States: CA | LFG Power Generation | |
| Capture Energy Solutions | United States: FL | Engineering/Design | |
| Captus Energy Company | United States: PA | O&M; Permitting/Regulatory Consulting; Project Developer | |
| Carbon Asset Management | United States: FL | Broker, Exchange/Registry, Verifier; Project Financier/Lender | |
| Carbon Credit Pro | United States: CA | Broker, Exchange/Registry, Verifier | |
| Carbon Harvest Energy, LLC | United States: VT | Engineering/Design | |
| Carbon Solutions America LLC | United States: FL | Broker, Exchange/Registry, Verifier | |
| Carbon Trade Ltd | United Kingdom | Engineering/Design; Construction/Installation; O&M; Project Financier/Lender | |
| CARDCO | United States: GA | Engineering/Design | |
| Carlisle Energy Services, Inc. | United States: PA | GCCS Components | |
| Carlson Environmental Consultants, PC | United States: NC | Engineering/Design; O&M; Gas Monitoring/Lab Analysis & Testing; Permitting/Regulatory Consulting | |
| Carlson Environmental, Inc. | United States: IL | Engineering/Design; Permitting/Regulatory Consulting | |
| Carnes Natural Gas, Ltd. | United States: TX | ||
| Carolan Associates LLC | United States: MI | Engineering/Design; Financial Consulting/Analysis | |
| Casella Waste Systems, Inc. | United States: VT | Construction/Installation; O&M; Project Developer | |
| Catalyst Financial Group, Inc. | United States: CT | Financial Consulting/Analysis; Project Financier/Lender | |
| Catalytic Combustion Corporation | United States: WI | Construction/Installation | LFG Power Generation |
| Catalytic Products International | United States: IL | Construction/Installation; O&M; Permitting/Regulatory Consulting | Controls/Instrumentation |
| Caterpillar Financial Services Corporation | United States: TN | Project Financier/Lender | |
| Caterpillar, Inc. | United States: IN | Construction/Installation | LFG Power Generation |
| CAVCO Inc. | United States: AL | GCCS Components | |
| CDM Smith | United States: MA | Engineering/Design; Construction/Installation; O&M; Permitting/Regulatory Consulting | |
| CE2 Capital Partners | United States: CA | Broker, Exchange/Registry, Verifier; Project Financier/Lender | |
| Cemtrex Inc | United States: NY | O&M | LFG Power Generation |
| Centek Laboratories, LLC | United States: NY | Gas Monitoring/Lab Analysis & Testing | |
| Cercle Plein Energy, Inc. | United States: IN | ||
| CGP Resources LLC | United States: IL | LFG Power Generation | |
| CH2M HILL | United States: CO | Engineering/Design | |
| CH4 Management Services | United States: TN | GCCS Components | |
| Chadbourne & Parke LLP | United States: DC | Legal | |
| Charles Equipment Company | United States: IL | Engineering/Design; Construction/Installation | LFG Power Generation; Controls/Instrumentation |
| Chemithon Constructors LLC | United States: WA | Construction/Installation | LFG Cleaning/Drying/Compression; Carbon Dioxide Removal |
| Chemtech Consultants, Inc. | United States: PA | Engineering/Design; Construction/Installation | |
| Cherry Creek Capital Partners | United States: CO | Project Financier/Lender | |
| Chevron Energy Solutions | United States: CA | Engineering/Design; Construction/Installation; O&M | |
| Chicago Climate Exchange | United States: IL | Broker, Exchange/Registry, Verifier | |
| CINErgia, Inc. | United States: PR | Engineering/Design | |
| Civil & Environmental Consultants, Inc. | United States: OH | Engineering/Design; Construction/Installation | |
| Civil and Environmental Services, Inc. (CES) | United States: FL | Engineering/Design; Construction/Installation | |
| Classic City Mechanical, Inc. | United States: GA | Construction/Installation | |
| CLF Partners | United States: DC | ||
| Clover Flat Landfill | United States: CA | ||
| CNG Services of Arizona | United States: AZ | Construction/Installation | LFG Cleaning/Drying/Compression |
| Coen Company | United States: CA | Controls/Instrumentation | |
| Cogeneration Consultants | United States: MI | Engineering/Design | |
| Coherent Green | United States: OH | Engineering/Design; Construction/Installation | |
| Columbia Pacific Biogas, LLC | United States: OR | LFG Cleaning/Drying/Compression | |
| Combustion Associates, Inc. | United States: CA | Engineering/Design; Construction/Installation | |
| Commercial Insurance Group (CIG) | United States: KS | Financial Consulting/Analysis | |
| CommonWealth Resource Management Corporation | United States: MA | Permitting/Regulatory Consulting; Financial Consulting/Analysis; Project Developer | |
| Community Power Corporation | United States: CO | Carbon Dioxide Removal | |
| Com-Pac Systems, Inc. | United States: TX | LFG Cleaning/Drying/Compression | |
| Comprehensive Safety Compliance, Inc. | United States: PA | Gas Monitoring/Lab Analysis & Testing | |
| Compressics, Inc. | United States: CT | LFG Cleaning/Drying/Compression | |
| Concord Engineering Inc. | United States: NJ | Engineering/Design; Construction/Installation; Financial Consulting/Analysis | |
| Conestoga-Rovers & Associates, Inc. | United States: NY | Engineering/Design; Construction/Installation | |
| Constellation | United States: MD | Project Developer | |
| CONTECH Construction Products, Inc. | United States: OH | GCCS Components | |
| Cook Coggin Engineers, Inc. | United States: MS | Engineering/Design | |
| Cool Clean Technologies, Inc. | United States: MN | Carbon Dioxide Removal | |
| Cooler Skies Company | United States: WA | Engineering/Design; Construction/Installation; Broker, Exchange/Registry, Verifier | |
| Cornerstone Environmental Group, LLC | United States: IL | Engineering/Design; O&M; Permitting/Regulatory Consulting | |
| Corrosion Products & Equipment, Inc. | United States: NY | Engineering/Design | GCCS Components |
| Covanta Energy | United States: CA | Engineering/Design; O&M; Project Developer | |
| Coyle Supply, Inc. | United States: IL | GCCS Components; Gas Monitors/Analyzers; Controls/Instrumentation | |
| CPL Systems Inc. | United States: LA | Engineering/Design; Construction/Installation | Controls/Instrumentation |
| Crescent Power, Inc. | United States: TX | ||
| Crestwood Energy, Inc. | United States: IL | Financial Consulting/Analysis; Project Financier/Lender | |
| Cromeco, Inc. | United States: TX | Construction/Installation; Project Developer | |
| Crosswired, LLC | United States: KS | Engineering/Design; Construction/Installation | |
| Crowder Construction Company | United States: NC | Engineering/Design; Construction/Installation | |
| CSMG Technologies, Inc. | United States: TX | Carbon Dioxide Removal | |
| CTI & Associates, Inc. | United States: WI | Engineering/Design; Construction/Installation; O&M; Permitting/Regulatory Consulting | |
| Cummings & Smith, Inc. | United States: NJ | Engineering/Design; Construction/Installation; O&M | |
| Cummins Power Generation | United States: MN | LFG Power Generation | |
| Cummins Rocky Mountain | United States: NV | LFG Power Generation | |
| Curington Construction, LLC | United States: FL | Engineering/Design; Construction/Installation; O&M | |
| Curtis Engine & Equipment, Inc. | United States: MD | Construction/Installation; O&M | LFG Power Generation; Controls/Instrumentation |
| Curtis, Mallet-Prevost, Colt & Mosle LLP | United States: NY | Broker, Exchange/Registry, Verifier; Financial Consulting/Analysis | |
| Custer Services, Inc. | United States: PA | ||
| D & R Energy Services, Inc. | United States: MI | Engineering/Design | |
| D-A Lubricant Company, Inc. | United States: IN | LFG Power Generation | |
| Dana Engineering, Inc. PSC | United States: WA | ||
| DanCo Systems, Inc. | United States: KS | Gas Monitoring/Lab Analysis & Testing | Gas Monitors/Analyzers |
| Darion Consulting Group | United States: PR | Engineering/Design; Construction/Installation; O&M; Permitting/Regulatory Consulting | |
| Davenport Finance Company | United States: VA | Project Financier/Lender | |
| DCO Energy, LLC | United States: NJ | Engineering/Design; Construction/Installation; O&M; Project Developer | |
| Delcon Inc. | United States: PR | Engineering/Design; Construction/Installation | |
| Detroit Flexible Metal Products, Inc. | United States: MI | GCCS Components | |
| DEUTZ Power Systems GmbH & Co KG | United States: GA | LFG Power Generation | |
| Douglas Pipeline Company | United States: PA | O&M; Permitting/Regulatory Consulting | |
| Downes Associates, Inc. | United States: MD | Engineering/Design | |
| Draper Aden Associates | United States: VA | Engineering/Design; Construction/Installation; O&M | |
| Drillmore Construction | United States: PA | Construction/Installation | |
| DTE Biomass Energy | United States: MI | Engineering/Design; Construction/Installation; O&M; Project Developer | |
| Duke Solutions | United States: NC | Engineering/Design; Construction/Installation | |
| Durr Systems Inc. | United States: MI | Engineering/Design; Construction/Installation; Project Financier/Lender | |
| E.H. Pechan & Associates, Inc. | United States: CA | Engineering/Design | |
| EA Engineering, Science and Technology, Inc. | United States: MD | Construction/Installation; O&M; Gas Monitoring/Lab Analysis & Testing; Permitting/Regulatory Consulting | |
| Eagle Power Systems | United States: AL | Financial Consulting/Analysis | LFG Cleaning/Drying/Compression; LFG Power Generation |
| EarthRes Group, Inc. | United States: PA | Engineering/Design; Gas Monitoring/Lab Analysis & Testing; Permitting/Regulatory Consulting; Financial Consulting/Analysis | |
| Earthwell Energy Management, Inc. | United States: KY | ||
| Earthwise Energy Technologies | United States: RI | ||
| EBA Engineering Consultants Ltd. | Canada: BC | Engineering/Design; O&M | |
| ECO Organization | Ghana | ||
| EcoEnergy LLC | United States: IL | Engineering/Design; Construction/Installation; O&M; Project Developer | |
| EcoRessources | Canada: QC | Permitting/Regulatory Consulting | |
| EcoSecurities, Ltd | United States: CA | Broker, Exchange/Registry, Verifier; Financial Consulting/Analysis | |
| ecosur | France | Engineering/Design; Legal; Financial Consulting/Analysis | |
| Eco-tec | Canada: ON | LFG Cleaning/Drying/Compression | |
| Edwards Industrial Equipment Corp | United States: MN | LFG Power Generation | |
| E-Finity Distributed Generation, LLC | United States: PA | Construction/Installation | LFG Power Generation |
| EkoTech Energy LLC | United States: FL | LFG Power Generation | |
| Element Markets, LLC | United States: TX | Engineering/Design; Broker, Exchange/Registry, Verifier | |
| Elkins Earthworks LLC | United States: OH | Gas Monitors/Analyzers; Controls/Instrumentation | |
| EMCo Systems Solutions, Inc. | United States: CA | Project Financier/Lender | LFG Power Generation |
| EMCOR Energy Services, Inc. | United States: CT | Engineering/Design; Construction/Installation; O&M; Project Financier/Lender | |
| EMIT Technologies, Inc. | United States: WY | Construction/Installation | Controls/Instrumentation |
| EMTROL | United States: NY | Controls/Instrumentation | |
| EnCon Services International | United States: MD | ||
| Enerac, Inc. | United States: NY | Gas Monitors/Analyzers | |
| Enercon Engineering, Inc. | United States: IL | LFG Power Generation; Controls/Instrumentation | |
| Enerdyne Power Systems, Inc. | United States: NC | Construction/Installation; O&M; Financial Consulting/Analysis; Project Developer | |
| Enerflex Energy Systems | United States: CO | LFG Cleaning/Drying/Compression; LFG Power Generation | |
| Energenic-US, LLC | United States: NJ | Engineering/Design | |
| Energy Alternatives | United States: MN | Engineering/Design; Construction/Installation; Project Financier/Lender | |
| Energy and Power Solutions | United States: CA | Engineering/Design; Construction/Installation; O&M; Project Financier/Lender | |
| Energy Choice, Inc. | United States: MA | Engineering/Design; Financial Consulting/Analysis | LFG Power Generation |
| Energy Developments, Inc | United States: TN | Engineering/Design; Construction/Installation; O&M; Project Developer | |
| Energy Dynamics Corporation International | United States: CA | ||
| Energy Power Partners | United States: CA | Project Financier/Lender | |
| Energy Recovery Associates | United States: CT | Engineering/Design; Construction/Installation | LFG Cleaning/Drying/Compression; Carbon Dioxide Removal |
| Energy Recovery Enterprises, LLC | United States: KY | ||
| Energy Recovery Systems LLC | United States: MA | Construction/Installation | LFG Power Generation |
| Energy Sciences Resource Partners, LLC | United States: MI | Engineering/Design | |
| Energy Systems Group, LLC | United States: IN | Engineering/Design; O&M; Project Developer; Project Financier/Lender | |
| Energy-Inc. | United States: NV | Engineering/Design; Construction/Installation; O&M | |
| ENERGYneering Solutions, Inc (ESI) | United States: OR | Engineering/Design; Construction/Installation; O&M; Permitting/Regulatory Consulting | |
| Enertec, LLC | United States: CT | Engineering/Design | LFG Power Generation |
| EnerVision, Inc. | United States: GA | Engineering/Design | |
| Engineered Process Systems, LTD | United States: OH | Engineering/Design; Construction/Installation; O&M | |
| Engineered Sustainability, LLC | United States: LA | Engineering/Design; O&M | |
| Engineering Design Transfer Inc. | United States: CA | LFG Cleaning/Drying/Compression | |
| Engineering Solutions & Design, Inc. | United States: KS | Engineering/Design | |
| Engines Plus | United States: MO | Construction/Installation | LFG Power Generation |
| Enpalo | United States: CO | Broker, Exchange/Registry, Verifier | |
| Enpower Corp. | United States: CA | Engineering/Design; Construction/Installation; O&M; Project Developer | |
| ENTEC LLC | Austria | Gas Monitoring/Lab Analysis & Testing | GCCS Components; LFG Cleaning/Drying/Compression; Controls/Instrumentation |
| ENVIRON International Corp. | United States: NJ | Engineering/Design; Construction/Installation; O&M; Financial Consulting/Analysis | |
| Environmental & Civil Engineering Services | United States: TN | Engineering/Design; Construction/Installation; Project Financier/Lender | |
| Environmental Capital LLC | United States: NY | Broker, Exchange/Registry, Verifier | |
| Environmental Credit Corporation | United States: IL | Broker, Exchange/Registry, Verifier | |
| Environmental Resources Management, Inc. | United States: MI | Engineering/Design; Construction/Installation | |
| Environmental Services Company, LLC | United States: LA | Leachate/Condensate Management | |
| Environmental Site Solutions | United States: WA | Construction/Installation | Leachate/Condensate Management |
| Environmental Solutions | Poland | ||
| Environmental Systems and Composites, Inc. | United States: WA | LFG Cleaning/Drying/Compression | |
| Enviros Consulting, Ltd. | United Kingdom | Engineering/Design; Financial Consulting/Analysis | |
| enXco LFG Holdings, LLC | United States: VA | Project Developer | |
| EPG Companies Inc. | United States: MN | Controls/Instrumentation; Leachate/Condensate Management | |
| eQUINOX Carbon Equities LLC | United States: NV | Broker, Exchange/Registry, Verifier; Project Financier/Lender | |
| ES Alternatives | United States: TX | Construction/Installation; O&M; Project Developer; Project Financier/Lender | |
| ET Environmental Corporation, LLC | United States: GA | Engineering/Design; Construction/Installation | |
| Etalim Inc. | Canada: BC | LFG Power Generation | |
| Evolution Markets, LLC | United States: NY | Broker, Exchange/Registry, Verifier; Financial Consulting/Analysis | |
| Ewing Bemiss & Co. | United States: VA | Project Financier/Lender | |
| Excelsior Capital | United States: NC | Project Financier/Lender | |
| Expansion Energy LLC | United States: NY | LFG Cleaning/Drying/Compression; Carbon Dioxide Removal | |
| F.C. Rice & Co., Inc. | United States: NH | Engineering/Design; Construction/Installation; Gas Monitoring/Lab Analysis & Testing; Permitting/Regulatory Consulting | |
| Fairbanks Morse Engine | United States: WI | LFG Power Generation | |
| Faith Technologies Inc. | United States: KS | Engineering/Design; Construction/Installation | |
| Family Tree Economic Development Group | United States: CO | Engineering/Design | |
| Faneuil Capital Management | United States: MA | Project Financier/Lender | |
| Farmatic Biotech Energy | Germany | Engineering/Design; Construction/Installation; Financial Consulting/Analysis | |
| Firestone Specialty Products | United States: IN | ||
| FirmGreen, Inc. | United States: CA | Carbon Dioxide Removal | |
| First Climate LLC | United States: DC | Broker, Exchange/Registry, Verifier | |
| First Nations Environmental Services, Inc. | United States: NC | Engineering/Design | |
| FlexEnergy Inc | United States: CA | LFG Power Generation | |
| FLSmidth | United States: PA | LFG Cleaning/Drying/Compression | |
| Fluid Components International (FCI) | United States: CA | Controls/Instrumentation | |
| Forney Corporation | United States: TX | Controls/Instrumentation | |
| Forrer Supply Company, Inc. | United States: WI | GCCS Components | |
| FORTIS Environmental Group, LLC | United States: FL | Engineering/Design | |
| Fortistar Methane Group | United States: NY | Project Developer | |
| Foster and Jamison | United States: VA | Permitting/Regulatory Consulting; Broker, Exchange/Registry, Verifier; Legal | |
| Foth | United States: IA | ||
| Foxfire Developments, LLC | United States: OH | ||
| Frazier, Barnes & Associates | United States: TN | Engineering/Design; Financial Consulting/Analysis | |
| Freddi L. Greenberg, Attorney-at-Law | United States: IL | Legal | |
| Free Green Energy, LLC | United States: TX | Engineering/Design | |
| FTH Resource Marketing Inc | United States: TX | ||
| FTN Associates, Ltd. | United States: AR | Engineering/Design; Permitting/Regulatory Consulting | |
| FuelCell Energy, Inc. | United States: CT | LFG Power Generation | |
| G. Friesen Associates, Inc. | United States: OR | ||
| G2 Energy, LLC | United States: GA | Project Developer | |
| Gannett Fleming, Inc. | United States: PA | Engineering/Design | |
| Gardner Denver CF SBU | United States: GA | Engineering/Design | LFG Cleaning/Drying/Compression; LFG Power Generation |
| Gas Quality | United States: CA | Engineering/Design; O&M | |
| Gas Separation Technology LLC | United States: CO | Carbon Dioxide Removal | |
| Gas Technologies LLC | United States: MI | LFG Cleaning/Drying/Compression; Carbon Dioxide Removal | |
| GC Environmental, Inc. | United States: CA | Engineering/Design; Construction/Installation; O&M; Permitting/Regulatory Consulting | |
| GE Energy - Jenbacher Gas Engines | United States: TX | LFG Power Generation | |
| GE Energy's Waukesha gas engines | United States: WI | Construction/Installation | LFG Power Generation |
| GEA Engineering PC | United States: NY | Engineering/Design; Permitting/Regulatory Consulting | |
| GeoSyntec Consultants | United States: GA | Engineering/Design; Construction/Installation; O&M; Permitting/Regulatory Consulting | |
| Gladstein, Neandross & Associates | United States: CA | Engineering/Design; Permitting/Regulatory Consulting | |
| Gleysteen Information Group | United States: WA | Engineering/Design | |
| Global Energy | United States: WI | LFG Power Generation | |
| Global Energy Initiative, Inc. | United States: NC | Engineering/Design | |
| Golder Associates Inc. | United States: GA | Engineering/Design; Construction/Installation; O&M; Gas Monitoring/Lab Analysis & Testing | |
| Gomel & Davis, LLP | United States: GA | Legal; Financial Consulting/Analysis | |
| Gorbel, Inc. | United States: NY | ||
| Government Capital Corporation | United States: TX | Project Financier/Lender | |
| GPC Green Energy, LLC | United States: MD | Engineering/Design; Construction/Installation; O&M; Project Developer | |
| Granger Energy | United States: MI | Engineering/Design; Construction/Installation; Project Developer | |
| Granite Gate, LLC | United States: CT | ||
| Great Minds | United States: IN | ||
| GREDELL Engineering Resources, Inc. | United States: MO | Engineering/Design; Construction/Installation; Permitting/Regulatory Consulting; Financial Consulting/Analysis | |
| Green Energia Inc. | United States: OH | Financial Consulting/Analysis | |
| Green Energy Advantage, LLC | United States: MS | Engineering/Design; Construction/Installation | |
| Green Energy Partners, LLC | United States: SC | Engineering/Design | |
| Green Gas Americas, Inc. | United States: FL | Engineering/Design; Construction/Installation; O&M; Financial Consulting/Analysis | |
| Green Gas Energy, LLC | United States: PA | Engineering/Design; Construction/Installation; O&M; Gas Monitoring/Lab Analysis & Testing | |
| Green kW Energy, Inc. | United States: VA | Engineering/Design | |
| Green My Inc. | Canada: ON | ||
| Green Seal Environmental, Inc. | United States: MA | Engineering/Design; Permitting/Regulatory Consulting | |
| Green Star Power | United States: FL | Engineering/Design | |
| Greenfield Energy, LLC | United States: NY | Engineering/Design; Construction/Installation; O&M | |
| Greenlight Environmental Corp | United States: PR | Engineering/Design; Construction/Installation; O&M | |
| Greennovative Chain LLC | United States: VA | ||
| GreenPowerTek International Limited | Hong Kong | LFG Cleaning/Drying/Compression; Carbon Dioxide Removal | |
| Greenstar Ltd | Ireland | ||
| GreenStar Renewable Energy, INC. | United States: KY | Construction/Installation; O&M; Project Financier/Lender | |
| Greentech Avenue Inc. | Canada: BC | ||
| Greenville Gas Producers, LLC | United States: NC | Project Developer | |
| GreenWorld Energy and Security | United States: IN | Controls/Instrumentation | |
| Gregory Poole Power Systems | United States: NC | O&M; Project Financier/Lender | LFG Power Generation |
| Grupo Guascor International, Inc. | United States: FL | LFG Power Generation | |
| GT Environmental Finance, LLC | United States: TX | Broker, Exchange/Registry, Verifier | |
| Guild Associates, Inc. | United States: OH | LFG Cleaning/Drying/Compression | |
| Gulf Coast Green Energy | United States: TX | LFG Power Generation | |
| GXBILT | United States: KY | GCCS Components | |
| GZA GeoEnvironmental, Inc. | United States: RI | Engineering/Design; Construction/Installation; O&M; Permitting/Regulatory Consulting | |
| H.O. Penn Machinery Co., Inc. | United States: CT | LFG Power Generation | |
| Halcyon Energy, LLC | United States: FL | ||
| Handex Environmental Services, Inc. | United States: FL | Construction/Installation | |
| Hawkins Delafield & Wood LLP | United States: NJ | Legal | |
| Hawthorne Power Systems | United States: CA | Engineering/Design; Construction/Installation | LFG Power Generation |
| Hazox Alternate Energy | United States: PA | Engineering/Design | |
| HCS Group, Inc. | United States: TX | Engineering/Design | |
| HDR Engineering, Inc. | United States: NE | Engineering/Design; Construction/Installation; O&M | |
| Heartland Technology Partners, LLC | United States: MO | Leachate/Condensate Management | |
| Heath and Associates, Inc. | United States: NC | Engineering/Design; Permitting/Regulatory Consulting; Broker, Exchange/Registry, Verifier | |
| Henson and Efron | United States: MN | Legal | |
| Herrera Environmental Consultants, Inc. | United States: WA | Engineering/Design; Construction/Installation; Permitting/Regulatory Consulting | |
| Hester Environmental Corporation | United States: GA | ||
| Highland Energy (N.S.) Inc. | Canada: NS | O&M; Broker, Exchange/Registry, Verifier | |
| Holland Engineering, Inc. | United States: MI | Construction/Installation | |
| Houston Service Industries | United States: TX | GCCS Components | |
| Howard R. Green Company | United States: MN | Engineering/Design; Construction/Installation | |
| HSA Golden | United States: FL | ||
| Hull & Associates, Inc. | United States: OH | Engineering/Design; Construction/Installation; Financial Consulting/Analysis | |
| Hulsey McCormick & Wallace, Inc. | United States: GA | Engineering/Design | |
| Hydro Geo Chem, Inc. | United States: AZ | Engineering/Design; Construction/Installation; O&M; Gas Monitoring/Lab Analysis & Testing | |
| Hydrotex | United States: TX | Gas Monitoring/Lab Analysis & Testing | |
| I.C. Thomasson Associates, Inc. | United States: TN | Engineering/Design; Construction/Installation | |
| Ideas - Performance - Solutions, Inc. (IPS) | United States: CO | Engineering/Design | |
| IDTC, The University of Melbourne | Australia | ||
| Imperial Valley CNG | United States: CA | Project Developer | LFG Cleaning/Drying/Compression |
| Indagro Inc. | United States: GA | Engineering/Design; Construction/Installation | |
| Indeck Energy Services, Inc. | United States: IL | O&M; Permitting/Regulatory Consulting; Financial Consulting/Analysis | |
| Indian River Construction Services, Inc. | United States: FL | Construction/Installation | |
| Industrial Power Services Corporation | United States: MA | Engineering/Design; Construction/Installation; Project Financier/Lender | |
| Industrial Power Systems, Inc. | United States: OH | Engineering/Design; Construction/Installation | |
| Infinity Energy, Inc | United States: CO | ||
| Infinity Turbine LLC | United States: WI | LFG Power Generation | |
| Infrastructure Management Group | United States: ME | ||
| INGENCO | United States: VA | Engineering/Design; Construction/Installation; Project Developer | LFG Power Generation |
| Ingenieria Integrada Internacional S.A. de C.V. | Mexico | Engineering/Design | |
| Inland Power Group | United States: WI | Engineering/Design; Construction/Installation; Project Financier/Lender | LFG Power Generation |
| Innovative Energy Systems, Inc. | United States: NY | Engineering/Design; Construction/Installation; O&M; Project Developer | |
| Innovative Waste Consulting Services, LLC | United States: FL | Engineering/Design; O&M; Gas Monitoring/Lab Analysis & Testing; Permitting/Regulatory Consulting | |
| Innovolve Pty Ltd. | Australia | LFG Cleaning/Drying/Compression; Carbon Dioxide Removal | |
| Integrated Development Society | Nepal | ||
| Integrated Gas Recovery Services | Canada: ON | Engineering/Design; Project Financier/Lender | |
| Integrys Energy Services, Inc. | United States: TX | Financial Consulting/Analysis; Project Financier/Lender | |
| INTERA | United States: NM | Engineering/Design; O&M | |
| International Carbon Recovery Corp. | United States: MA | Engineering/Design; Construction/Installation | |
| International Center for Environmental Research | Georgia | ||
| International Energy Equities, Inc. | United States: CO | Project Financier/Lender | |
| Interstate Power Solutions | United States: MO | Construction/Installation | LFG Power Generation |
| Intrinergy, LLC | United States: VA | Engineering/Design; Construction/Installation; O&M | |
| Isanto Green Fuel LC | United States: FL | Engineering/Design; O&M | |
| J.Bates and Son LLC. | United States: MA | Construction/Installation | |
| J.J. Bergeron & Company, Inc. | United States: LA | ||
| J.J. Crewe and Sons, Inc. | United States: MD | Construction/Installation; O&M | GCCS Components; LFG Cleaning/Drying/Compression |
| Jack Lawley Insurance Services | United States: NY | ||
| Jacoby Energy Development, Inc. | United States: GA | Engineering/Design | |
| Jaderloon Company, Inc. | United States: SC | ||
| James Mulvihill & Associates | United States: PA | Engineering/Design | |
| Janechek & Associates | United States: CA | Engineering/Design; Construction/Installation; Financial Consulting/Analysis | |
| Jet-Care International, Inc. | United States: NJ | Gas Monitoring/Lab Analysis & Testing | |
| JJC Engineering | United States: OR | Engineering/Design | |
| Johnson Controls, Inc. | United States: WI | Project Developer; Project Financier/Lender | |
| Jones Edmunds | United States: FL | Engineering/Design | |
| Jordan, Jones & Goulding, Inc. | United States: GA | Engineering/Design | |
| Joyce Engineering, Inc. | United States: VA | Engineering/Design; O&M | |
| JPB Holdings, LLC | United States: GA | Engineering/Design; Construction/Installation; O&M | |
| Kadrmas Lee & Jackson Inc. | United States: ND | Engineering/Design; Construction/Installation | |
| Karl Dungs, Inc. | United States: MN | Controls/Instrumentation | |
| KCO Odor Control | United States: NC | Controls/Instrumentation | |
| Keystone Renewable Energy, LLC | United States: PA | Engineering/Design; Construction/Installation; O&M | |
| Kinetic Star, Inc. | United States: WV | Project Developer; Project Financier/Lender | |
| Kingsbury Companies LLC | United States: VT | Construction/Installation | |
| Kipling Godwin & Associates, Inc. | United States: NC | Engineering/Design | |
| KJWW Engineering Consultants | United States: IL | Engineering/Design; Construction/Installation | |
| KLMCo, Inc. | United States: CA | O&M | GCCS Components; LFG Power Generation; Carbon Dioxide Removal |
| KRE Energy Solutions LLC | United States: KY | Engineering/Design | |
| Landfill Energy Systems | United States: MI | Engineering/Design; Construction/Installation; O&M; Project Developer | |
| Landfill Gas Collectors | United States: PR | ||
| Landfill Gas Industries of America LLC | United States: AL | Engineering/Design; Construction/Installation | |
| Landfill Gas Technologies | United States: PR | Engineering/Design; Construction/Installation; O&M | |
| Landfills +, Inc. | United States: IL | Engineering/Design; Gas Monitoring/Lab Analysis & Testing; Permitting/Regulatory Consulting | |
| LandGas Technology, LLC | United States: IL | Construction/Installation; O&M; Project Financier/Lender | |
| LANDTEC North America, Inc. | United States: CA | GCCS Components | |
| Las Animas Landfill Gas, LLC | United States: TX | Construction/Installation; O&M | |
| Law Office of Christopher P. Perzan, P.C. | United States: IL | Permitting/Regulatory Consulting; Legal | |
| LCI Industrial, Inc. | United States: NY | ||
| Leachator Pumping Systems, Inc. | United States: GA | Leachate/Condensate Management | |
| Leader Professional Services, Inc. | United States: NY | Engineering/Design; Permitting/Regulatory Consulting; Financial Consulting/Analysis | |
| Leak Finder, Inc. | United States: OH | Gas Monitoring/Lab Analysis & Testing | |
| Ledcor Construction Group | United States: NV | Engineering/Design; Construction/Installation | |
| Lee Supply Company, Inc. | United States: PA | GCCS Components; Leachate/Condensate Management | |
| LFG Energy, LLC | United States: MN | ||
| LFG Optimization, LLC | United States: TX | Engineering/Design; Construction/Installation; Financial Consulting/Analysis | |
| LFG Parts Supply | United States: IL | LFG Power Generation | |
| LFG Specialties, L.L.C. | United States: OH | GCCS Components | |
| LFG Technologies, Inc. | United States: NY | Engineering/Design; Construction/Installation; O&M | |
| LG Aerobic Solutions, LLC | United States: SC | ||
| Liberty Engineering | United States: NY | Gas Monitors/Analyzers; Controls/Instrumentation | |
| Liesch Associates, Inc. | United States: MN | Engineering/Design | |
| Lime Energy Asset Development | United States: IL | ||
| Linde LLC | United States: NJ | Engineering/Design | Carbon Dioxide Removal |
| LM Waste Services Inc. | United States: PR | ||
| Lockwood, Kessler & Bartlett, Inc. | United States: NY | Engineering/Design; O&M | |
| Logan Capital Corporation | United States: CA | Project Financier/Lender | |
| Los Gatos Research | United States: CA | Gas Monitors/Analyzers | |
| Lynntech, Inc. | United States: TX | ||
| Madison Energy Group, LLC | United States: CT | O&M; Project Developer | |
| Maguire Group, Inc. | United States: MA | Engineering/Design; Construction/Installation; Financial Consulting/Analysis | |
| Maillet and Associates | United States: FL | Engineering/Design | |
| Malcolm Pirnie | United States: NY | Engineering/Design; Construction/Installation; O&M; Permitting/Regulatory Consulting | |
| Mammoth Renewables, LLC | United States: ID | Engineering/Design; Financial Consulting/Analysis | |
| Mas Energy, LLC | United States: FL | Project Developer | |
| MasterLink Corporation | United States: PR | Construction/Installation | |
| Mattei Gas Compressors, Inc. | United States: MD | LFG Cleaning/Drying/Compression | |
| Maycorp, LLC | United States: GA | Engineering/Design | |
| Mayekawa USA | United States: CA | LFG Cleaning/Drying/Compression | |
| McCain and Associates, Inc. | United States: ND | Engineering/Design; Construction/Installation; Permitting/Regulatory Consulting | |
| McGee Environmental, Inc. | United States: NC | Engineering/Design; Construction/Installation; O&M; Gas Monitoring/Lab Analysis & Testing | |
| McGuireWoods LLP | United States: VA | Legal | |
| McKenney's Inc. | United States: GA | Engineering/Design; Construction/Installation | |
| McKinney American, Inc. | United States: TX | Financial Consulting/Analysis | |
| McMichael International | United States: TX | LFG Power Generation | |
| McRip Manufacturing | United States: NH | Leachate/Condensate Management | |
| Meade County Energy, LLC | United States: KY | Engineering/Design; Construction/Installation | |
| Merchant Street Capital | United States: HI | Engineering/Design; Financial Consulting/Analysis | |
| Merichem Gas Technologies | United States: IL | LFG Cleaning/Drying/Compression | |
| Merrick & Co. | United States: CO | Engineering/Design | |
| Merzbach Group, LLC | United States: NJ | Broker, Exchange/Registry, Verifier; Project Financier/Lender | |
| Methane Power, Inc. | United States: NC | Project Developer | LFG Power Generation |
| MGM International | United States: FL | Engineering/Design; O&M | |
| Mickelson & Company, LLC | United States: SD | Broker, Exchange/Registry, Verifier; Financial Consulting/Analysis | |
| Microfusion Engineering Labs, Inc | United States: GA | Engineering/Design; Construction/Installation | Controls/Instrumentation |
| Milton Cat | United States: MA | LFG Power Generation | |
| MIRATECH Corp. | United States: OK | Construction/Installation | Controls/Instrumentation |
| Missing Tribe Inc. | United States: WA | ||
| Mitsubishi Power Systems Americas, Inc. | United States: FL | LFG Power Generation | |
| Mizuho Corporate Bank, Ltd. | United States: NY | Project Financier/Lender | |
| Montauk Energy Capital | United States: PA | Project Financier/Lender | |
| Morgan Stanley Capital Group | Canada: BC | Project Financier/Lender | |
| Morrow Renewables, LLC | United States: TX | Project Developer | |
| Mountain Environmental Group | United States: NC | Engineering/Design; Permitting/Regulatory Consulting | |
| mPowered Technology Inc. | United States: CA | LFG Power Generation; Leachate/Condensate Management | |
| MTC, Ltd. | United States: GA | Engineering/Design; Construction/Installation; O&M | |
| Mundus Aer, LLC | United States: GA | ||
| MuniBond Advisors | United States: CA | Financial Consulting/Analysis | |
| MWH Americas, Inc | United States: IL | ||
| MWM of America | United States: GA | LFG Power Generation | |
| NATCO | United States: TX | ||
| National Construction Management Group, Inc. | United States: WI | Engineering/Design; Construction/Installation | |
| National Energy Resource Corporation (NERC) | United States: CT | Engineering/Design; Construction/Installation; Project Financier/Lender | |
| Native Sun Power | United States: CO | Engineering/Design | |
| NativeEnergy, Inc. | United States: VT | Broker, Exchange/Registry, Verifier | |
| Natsource LLC | United States: NY | Broker, Exchange/Registry, Verifier | |
| Neel-Schaffer, Inc. | United States: MS | Engineering/Design | |
| NEP Consulting Design Services | United States: FL | Engineering/Design | |
| NERC Renewable | United States: RI | Engineering/Design; Construction/Installation; Financial Consulting/Analysis | |
| New Energy Capital Corp. | United States: NH | O&M; Project Financier/Lender | |
| New Horizon Green Energy, LLC | United States: TX | Engineering/Design; Construction/Installation; Permitting/Regulatory Consulting | |
| New Millennium Power, Inc. | United States: NM | Project Financier/Lender | LFG Power Generation |
| New Vista Energy | United States: NY | ||
| Newfangler, LLC | United States: MA | ||
| NEWTECH Resources | United States: CA | Engineering/Design; Construction/Installation | |
| NexGen Fueling | United States: MN | LFG Cleaning/Drying/Compression; Carbon Dioxide Removal | |
| NextEra Energy Resources, LLC | United States: FL | Engineering/Design; Construction/Installation | |
| Nielsen Systems | Canada: QC | Engineering/Design | |
| Nixon Energy Solutions | United States: NC | LFG Power Generation | |
| NLGC, LLC | United States: DC | Permitting/Regulatory Consulting; Legal; Financial Consulting/Analysis; Project Financier/Lender | |
| NORESCO | United States: MA | ||
| North American Natural Resources, Inc. (NANR) | United States: MI | O&M; Project Developer | |
| North East Waste Services, Inc | United States: PA | ||
| Northeast Energy Systems | United States: MA | O&M | LFG Power Generation |
| Northeast Renewable Energy Group LLC | United States: MA | ||
| Noxtech, Inc. | United States: CA | Engineering/Design | Controls/Instrumentation |
| NRG Energy, Inc. | United States: NJ | Construction/Installation; O&M; Project Developer | |
| nxG Energy | United States: NJ | Engineering/Design; Construction/Installation; Financial Consulting/Analysis | |
| Oak Capital Group, LLC | United States: NC | Project Financier/Lender | |
| Oasis Energy Productions LLC | United States: CA | ||
| Offsetters Clean Technology Inc. | Canada: BC | Broker, Exchange/Registry, Verifier | |
| OneEnergy Renewables | United States: OR | Broker, Exchange/Registry, Verifier | |
| Orion Renewable Energy Trading Group, LLC | United States: NY | Broker, Exchange/Registry, Verifier | |
| ORMAT Technologies, Inc. | United States: NV | Engineering/Design | LFG Power Generation |
| Otter Creek Environmental Services, LLC | United States: IL | ||
| Pacific Assets Investment Corporation | United States: CA | Project Financier/Lender | |
| Pacific Energy Systems, Inc. | United States: OR | Engineering/Design; Construction/Installation; O&M | |
| Pacific Renewables, Inc. | United States: CA | Engineering/Design | |
| Palmer Capital Corporation | United States: MA | Project Developer; Project Financier/Lender | |
| Palmetto Advanced Technologies, Inc. | United States: SC | Engineering/Design; Broker, Exchange/Registry, Verifier | |
| Pangea Green Energy Srl | Italy | Engineering/Design; Construction/Installation; O&M; Project Financier/Lender | |
| Parker Hannifin Filtration and Separation Division | United States: MA | LFG Cleaning/Drying/Compression | |
| Parkway Services Group | United States: LA | LFG Power Generation | |
| PATH Capital | United States: TX | Engineering/Design; Financial Consulting/Analysis | |
| Patten Power Systems | United States: IL | Construction/Installation; O&M; Financial Consulting/Analysis | LFG Power Generation |
| Paulus, Sokolowski & Sartor, LLC | United States: NJ | Engineering/Design | |
| PDI Inc. | United States: IL | Construction/Installation | |
| PELTON, Inc. | United States: GA | Engineering/Design; Construction/Installation; O&M | GCCS Components |
| Pepco Energy Services, Inc. | United States: VA | O&M | |
| Perennial Energy, Inc. | United States: MO | GCCS Components | |
| Pergam Technical Services | United States: WA | Gas Monitoring/Lab Analysis & Testing | Gas Monitors/Analyzers |
| Philadelphia Electrical Equipment Company | United States: PA | Engineering/Design; Construction/Installation | |
| Photovac, Inc. | United States: MA | Gas Monitors/Analyzers | |
| PI Engineering LLC | United States: FL | Engineering/Design; Construction/Installation | LFG Power Generation |
| Pilus Energy | United States: OH | LFG Power Generation | |
| Pioneer Air Systems, Inc. - Gas Division | United States: TN | LFG Cleaning/Drying/Compression | |
| Pioneer Valley PhotoVoltaics Cooperative | United States: MA | Construction/Installation | |
| Piper Jaffray & Co. | United States: VA | Project Financier/Lender | |
| Plainville Generating Company | United States: MA | O&M | |
| Planergy, Inc. | United States: MN | Project Financier/Lender | |
| PlasmaTech Caribbean Corporation | United States: PR | Engineering/Design | |
| PMC Green Solutions, LLC | United States: NY | Construction/Installation | |
| Pneumatech LLC | United States: WI | LFG Cleaning/Drying/Compression | |
| Porter & Hedges, LLP | United States: TX | Legal | |
| Power And Energy Services, Inc. | United States: GA | O&M | LFG Power Generation |
| Power Engineers Collaborative LLC | United States: IL | Engineering/Design | |
| PowerSecure Inc. | United States: NC | Engineering/Design; Construction/Installation | LFG Power Generation |
| PRAJ Schneider, Inc | United States: NE | Engineering/Design | |
| Prebon Energy, Inc. | United States: UT | Broker, Exchange/Registry, Verifier | |
| Precursor Systems, Inc. | United States: VA | Engineering/Design; O&M; Financial Consulting/Analysis | |
| Preventive Maintenance Services, Inc. | United States: LA | LFG Power Generation | |
| Private Scientific, Technical, Methodical and Healthing Centre "AVATARA" | Ukraine | ||
| Process Engineering Associates, LLC | United States: TN | Engineering/Design | |
| Process Systems Consulting | United States: NC | Engineering/Design | |
| Product Recovery Management | United States: NC | Leachate/Condensate Management | |
| Project Assistance Corporation | United States: CA | Engineering/Design; Construction/Installation | |
| Prometheus Energy Company | United States: WA | LFG Cleaning/Drying/Compression; Carbon Dioxide Removal | |
| Promotora Ambiental SAB de C.V. | Mexico | ||
| Prospector Drilling and Tool Co., Inc. | United States: TX | Construction/Installation | |
| Protective Power Systems & Controls, Inc. | United States: NY | LFG Power Generation | |
| PT Gikoko Kogyo Indonesia | Indonesia | Engineering/Design | |
| Q2 Technologies, LLC | United States: TX | Engineering/Design; Construction/Installation | LFG Cleaning/Drying/Compression; Controls/Instrumentation |
| QED Environmental Systems, Inc. | United States: MI | Leachate/Condensate Management | |
| Questor Technology Inc. | Canada: AB | LFG Power Generation; Controls/Instrumentation | |
| Qvinta, Inc. | United States: MD | Financial Consulting/Analysis | |
| R. W. Beck | United States: WA | Engineering/Design; Financial Consulting/Analysis | |
| R.J. Burnside & Associates Limited | Canada: ON | ||
| R.S. Lynch & Company, Inc. | United States: NY | Financial Consulting/Analysis | |
| Rath, Young and Pignatelli, P.A. | United States: NH | Permitting/Regulatory Consulting; Legal; Financial Consulting/Analysis | |
| Ravee International Group, Inc | United States: FL | Project Financier/Lender | |
| RAY Engineers, P.S.C | United States: PR | ||
| Reagan Equipment Company, Inc. | United States: FL | LFG Power Generation | |
| Real Environmental Products | United States: CA | GCCS Components | |
| Rebirth Capital, LLC / American Community Renewable Energy Fund, LLC | United States: LA | Project Financier/Lender | |
| Reich Company, Inc. | United States: TX | Leachate/Condensate Management | |
| Reliant Renewables, LLC | United States: IA | ||
| Renda Environmental | United States: TX | Construction/Installation; O&M | |
| Renewable Power Group, Inc. | United States: PR | ||
| Renewable Solutions Group LLC | United States: PA | Engineering/Design; Construction/Installation | |
| Renewable Solutions LLC | United States: MN | ||
| Renewco LLC | United States: GA | Engineering/Design; Construction/Installation; Project Financier/Lender | |
| Renovar Energy Corp. | United States: NM | Engineering/Design; Construction/Installation; Project Developer | |
| Republic Services, Inc. | United States: AZ | ||
| Resource Recovery Technologies | United States: MN | ||
| Resource Technology Corporation | United States: IL | Engineering/Design; Construction/Installation; Project Developer | |
| Richardson, Richter & Associates | United States: MN | ||
| Riley, Park, Hayden & Associates, Inc. | United States: GA | Engineering/Design; Construction/Installation; O&M | |
| Rinnovi, LLC | United States: MO | Carbon Dioxide Removal | |
| RL Doskocil, Inc. | United States: TX | Construction/Installation; O&M | |
| Robertson Energy Group LLC | United States: MD | ||
| Ro-Flo Compressors, LLC | United States: WI | LFG Cleaning/Drying/Compression | |
| Rollcast Energy, Inc. | United States: NC | O&M | |
| Roman Consulting, Inc. | United States: PA | Engineering/Design; Construction/Installation; O&M; Permitting/Regulatory Consulting | |
| Run Energy LP | United States: TX | O&M | LFG Cleaning/Drying/Compression |
| Rypos, Inc. | United States: PA | Controls/Instrumentation | |
| S and S Filter LLC | United States: OH | LFG Cleaning/Drying/Compression | |
| S&ME, Inc. | United States: NC | Engineering/Design; Construction/Installation; O&M; Permitting/Regulatory Consulting | |
| Saddler-Thomas & Associates | United States: OH | ||
| Salerni & Boyd | United States: NY | Financial Consulting/Analysis | |
| Sanborn, Head & Associates, Inc. | United States: NH | Engineering/Design | |
| Santek Environmental, Inc. | United States: TN | O&M | |
| Santerro Incorporated | Canada: AB | GCCS Components; Leachate/Condensate Management | |
| Sargent & Lundy LLC | United States: IL | Engineering/Design; Financial Consulting/Analysis | |
| Saulsbury Hill Financial, LLC | United States: CO | Project Financier/Lender | |
| SCFM Compression Systems | United States: OK | LFG Cleaning/Drying/Compression | |
| SCS Engineers and SCS Field Services | United States: CA | Engineering/Design; O&M; Permitting/Regulatory Consulting | |
| SDP Energy | United States: CA | O&M | LFG Power Generation |
| Selas Corporation of America | United States: PA | Controls/Instrumentation | |
| Sellers & Associates, Inc. | United States: LA | Engineering/Design | |
| SENTECH, Inc. | United States: MD | Engineering/Design; Permitting/Regulatory Consulting; Financial Consulting/Analysis | |
| Sevee & Maher Engineers, Inc. | United States: ME | Engineering/Design | |
| Shafer, Kline & Warren, Inc. | United States: MO | Engineering/Design; Construction/Installation | |
| Shallbetter, Inc. | United States: WI | ||
| Shanghai BCCY New Power Industry Co. Ltd | China | Construction/Installation; O&M; Project Financier/Lender | |
| Shannon & Wilson, Inc. | United States: WA | Engineering/Design; Gas Monitoring/Lab Analysis & Testing; Permitting/Regulatory Consulting | |
| Shaw Environmental, Inc. | United States: IL | Engineering/Design; Construction/Installation; O&M | |
| Shearwater Energy Partners | United States: NY | Broker, Exchange/Registry, Verifier; Financial Consulting/Analysis | |
| SHEC Energy Incorporated | United States: TX | Engineering/Design | Carbon Dioxide Removal |
| Siemens | United States: NC | Project Financier/Lender | LFG Power Generation; Controls/Instrumentation |
| Sims Energy | Australia | Engineering/Design; Construction/Installation; O&M | LFG Power Generation |
| SmartSoil Energy Inc. | Canada: QC | ||
| Smith Gardner, Inc. | United States: NC | Engineering/Design; O&M; Gas Monitoring/Lab Analysis & Testing; Permitting/Regulatory Consulting | |
| Smith Power Products, Inc. | United States: UT | LFG Power Generation | |
| Snap Energy Systems Inc. | United States: WA | Engineering/Design | |
| SNS Energy, Inc. | United States: TX | Financial Consulting/Analysis; Project Developer; Project Financier/Lender | |
| Solar Turbines Incorporated | United States: CA | LFG Power Generation | |
| Southeastern Technology Center | United States: GA | ||
| Sparc-Air ECD Systems, Inc. | Canada: ON | Controls/Instrumentation | |
| St. Petersburg Environmental Research Center | United States: FL | Engineering/Design | |
| Standby Systems, Inc. | United States: MN | LFG Cleaning/Drying/Compression | |
| Stantec Consulting Services, Inc. | United States: IL | Engineering/Design; Construction/Installation; Permitting/Regulatory Consulting; Broker, Exchange/Registry, Verifier | |
| STC Engineering | United States: NM | Engineering/Design; Construction/Installation | |
| Sterling Planet | United States: GA | Broker, Exchange/Registry, Verifier | |
| Stern Brothers & Co. | United States: MO | Broker, Exchange/Registry, Verifier | |
| Stewardship Associates | United States: NC | Engineering/Design; Financial Consulting/Analysis | |
| Stewart & Stevenson | United States: TX | LFG Power Generation | |
| Stirling Biopower, Inc. | United States: MI | LFG Power Generation | |
| Stradley, Ronon, Stevens & Young, LLP | United States: PA | Legal | |
| SUCCESS by DESIGN | United States: CT | Engineering/Design | |
| SulfaTreat | United States: MO | LFG Cleaning/Drying/Compression | |
| Summit Engineering Inc. | United States: KY | Engineering/Design | |
| Sustainable Energy Solutions LLC | United States: FL | O&M | |
| Sustainable Waste Power Systems | United States: CT | Engineering/Design; Construction/Installation | |
| Sustainably Green, LLC | United States: SC | ||
| Sutton Stromart Ltd. | United States: WI | LFG Power Generation | |
| Synchro Energy Ltd. | United States: TX | Construction/Installation; O&M; Project Developer | |
| Synfratech | United States: SC | Engineering/Design | |
| Syngen Enterprises | United States: CA | Engineering/Design; Construction/Installation | Carbon Dioxide Removal |
| T.V. John & Son, Inc. | United States: WI | Construction/Installation | |
| Tamkin Renewables | United States: CA | Project Financier/Lender | |
| Tannenbaum Helpern Syracuse & Hirschtritt LLP | United States: NY | Legal | |
| TCH Utility Construction and Directional Drilling | United States: TX | Construction/Installation | |
| TD Banknorth Project Finance | United States: CT | Financial Consulting/Analysis; Project Financier/Lender | |
| Team Energy, Inc. | United States: FL | Engineering/Design; Construction/Installation; O&M; Project Financier/Lender | |
| TekGar, LLC | United States: MN | Engineering/Design; Construction/Installation | |
| Terra Engineering & Construction Corporation | United States: WI | Engineering/Design; Construction/Installation | |
| Terracastus Technologies | United States: NY | Engineering/Design | |
| Terracon | United States: GA | Engineering/Design; O&M; Gas Monitoring/Lab Analysis & Testing; Permitting/Regulatory Consulting | |
| TerraPass, Inc. | United States: CA | Broker, Exchange/Registry, Verifier | |
| Tetra Tech BAS | United States: AZ | Engineering/Design; Construction/Installation; O&M | |
| Texas Disposal Systems | United States: TX | ||
| TFS Energy, LLC | United States: NY | Broker, Exchange/Registry, Verifier | |
| The Brewer-Garrett Company | United States: OH | Engineering/Design; Construction/Installation | |
| Thielsch Engineering, Inc. | United States: RI | Engineering/Design; Construction/Installation | |
| Thilman Filippini LLC | United States: IL | ||
| Think Energy, Inc. | United States: MD | Engineering/Design | |
| TIAX LLC | United States: MA | Controls/Instrumentation | |
| TMTS Associates | United States: GA | Engineering/Design; Financial Consulting/Analysis | |
| Toro Energy, Inc. | United States: TX | Engineering/Design; Project Developer | |
| Trexler Climate + Energy Services, Inc. | United States: OR | Broker, Exchange/Registry, Verifier | |
| Tri County Refrigeration Inc | United States: NY | Construction/Installation; O&M | LFG Cleaning/Drying/Compression |
| Trimble Navigation | United States: CO | Gas Monitors/Analyzers | |
| Trinet Industries, Inc. | United States: CA | Engineering/Design | |
| Trinity Green Services, LLC | United States: TX | Engineering/Design; Construction/Installation | |
| Tucker Gas Processing Equipment, Inc. | United States: IL | Construction/Installation | Carbon Dioxide Removal |
| Turbo Genset Inc. | United States: IL | LFG Power Generation | |
| Tuthill Vacuum & Blower Systems | United States: MO | LFG Cleaning/Drying/Compression | |
| TVC Systems | United States: NH | Engineering/Design; Construction/Installation; O&M | |
| U.S. Energy Services, Inc. | United States: AZ | Engineering/Design; Construction/Installation; O&M | |
| UGI Development Company | United States: PA | Engineering/Design; Construction/Installation; O&M | |
| Unicoi Energy Services | United States: GA | Engineering/Design; Broker, Exchange/Registry, Verifier | |
| Unique Energy Concepts | United States: TN | Engineering/Design | |
| Unison Solutions, Inc. | United States: IA | Engineering/Design; Construction/Installation | LFG Cleaning/Drying/Compression; LFG Power Generation |
| United Engines LLC | United States: OK | LFG Power Generation; Controls/Instrumentation | |
| United Financial of Illinois, Inc. | United States: IL | Project Financier/Lender | |
| Universidad Nacional del Centro de la Provincia de Buenos Aires, Argentina | Argentina | Engineering/Design | |
| URS Corporation | United States: CA | Engineering/Design; Construction/Installation; Permitting/Regulatory Consulting | |
| US Renewables Group | United States: CA | O&M; Project Financier/Lender | |
| UTC Power | United States: CT | LFG Power Generation | |
| V Core Corporation | United States: CA | Engineering/Design; Construction/Installation; Financial Consulting/Analysis | |
| Valley Power Services, Inc | United States: CA | O&M | LFG Power Generation |
| Van Gas Technologies | United States: PA | LFG Cleaning/Drying/Compression | |
| Vanderweil Engineers | United States: MA | Engineering/Design; Construction/Installation; Legal | |
| Venture Engineering & Construction | United States: PA | Engineering/Design | LFG Cleaning/Drying/Compression |
| Veolia ES Solid Waste, Inc. | United States: WI | ||
| Verboil Energy, Inc. | United States: MD | Engineering/Design; Construction/Installation | |
| Verdeo Sindicatum Corporation | United States: DC | Engineering/Design; Construction/Installation; Project Financier/Lender | |
| Veregister Corporation | United States: NM | Engineering/Design; Broker, Exchange/Registry, Verifier | |
| Vilter Manufacturing LLC | United States: WI | LFG Cleaning/Drying/Compression | |
| Viridian USA, LLC | United States: NC | Leachate/Condensate Management | |
| Viridis Waste Control, LLC | United States: OH | ||
| Virtus Energy Research Associates | United States: TX | Engineering/Design; Permitting/Regulatory Consulting | |
| Vision Energy, LLC | United States: OH | ||
| Vogel Disposal, Inc. | United States: PA | ||
| Walters Power International | United States: OK | ||
| Waste Connections Inc. - Central Region | United States: CO | ||
| Waste Gas Solutions | United States: WA | Construction/Installation; O&M | |
| Waste Industries USA, Inc. | United States: NC | ||
| Waste Management, Inc. | United States: TX | Project Developer | |
| Waste Systems International, Inc. | United States: MA | Engineering/Design; Construction/Installation | |
| Wastech Services Ltd | Canada: BC | ||
| Watt Works Services, LLC | United States: MO | Construction/Installation; O&M | |
| WCA Waste Corporation | United States: TX | ||
| Weaver Boos Consultants | United States: IL | Engineering/Design; Construction/Installation; Gas Monitoring/Lab Analysis & Testing | |
| Webster Engineering and Manufacturing Co. LLC | United States: KS | ||
| Western Branch Diesel | United States: VA | Engineering/Design; O&M | LFG Power Generation |
| Western Energy Systems | United States: CA | O&M | LFG Power Generation |
| Westmar, Inc. | United States: TX | O&M | |
| Weston Solutions, Inc. | United States: GA | Engineering/Design; Construction/Installation; O&M | |
| Wheeler Environmental Management, LLC | United States: NV | Engineering/Design; Construction/Installation | |
| Whitefield Company | United States: CT | ||
| William Charles Energy, LLC | United States: IL | Engineering/Design; Construction/Installation; Project Financier/Lender | |
| Williams Energy Systems | United States: MA | Engineering/Design; Construction/Installation | GCCS Components; LFG Power Generation |
| Williams Mullen | United States: DC | Engineering/Design; Construction/Installation; O&M; Permitting/Regulatory Consulting | |
| Windrush, Inc. | United States: VT | Engineering/Design; Financial Consulting/Analysis | |
| Wittemann Company | United States: FL | LFG Cleaning/Drying/Compression | |
| Wood Group GTS | United States: TX | Engineering/Design; O&M | LFG Power Generation; Controls/Instrumentation |
| World Wide Carbon, LLC | United States: GA | Engineering/Design; Project Financier/Lender | |
| Xebec Adsorption Inc. | Canada: QC | Engineering/Design; Construction/Installation | LFG Cleaning/Drying/Compression; Carbon Dioxide Removal |
| Zalco Laboratories, Inc. | United States: CA | Gas Monitoring/Lab Analysis & Testing | |
| Zeeco, Inc. | United States: OK | GCCS Components; Controls/Instrumentation | |
| Zero Emissions Technologies, S.A. | United States: NY | Broker, Exchange/Registry, Verifier | |
| ZTR Control Systems | United States: MN | Gas Monitoring/Lab Analysis & Testing |