- 3Power Energy Group Inc
- 5Barz International Inc
- 8point3 Energy Partners
- Abengoa Solar SA
- Aboitiz Equity Ventures Inc
- Aboitiz Power Corp
- Abu Dhabi National Energy Company PJSC (TAQA)
- AD Capital US Inc
- AES Corporation (The)
- AES Tiete SA
- Agilyx Corporation
- AGL Energy Limited
- Alabama Power Company
- Alaska Hydro Corp
- Alkane Energy PLC
- ALLETE Inc
- Alliant Energy Corporation
- Alter NRG Corporation
- Alternative Earth
- Alterra Power Corp
- AMEE
- Ameren Corporation
- Ameren Illinois Company
- American DG Energy Inc
- American Electric Power Company Inc (AEP)
- American Energy Partners
- AnaeCo Limited
- Andes Energia PLC
- APR Energy PLC
- Aqua Metals Inc
- Aqua Power Systems Inc
- Arendals Fossekompani ASA
- Arizona Public Service Company
- Asahi Holdings Inc
- Atlantic City Electric Company
- Atlantic Power Corporation
- Attero Recycling Pvt Ltd
- Avalon Holdings Corporation
- Avista Corporation
- Bactech Environmental Corp
- Baltimore Gas and Electric Company
- Bennett Environmental, Inc.
- Berkshire Hathaway Energy Company
- Bettwork Industries Inc
- BioMedical Technology Solutions Holdings Inc
- Biorem Inc
- BKW FMB Energie AG
- Blockchain Power Trust
- Blox
- Blue Earth Inc
- Blue Planet Research & Technology, Inc.
- Blue Sphere Corp.
- Bonneville Power Administration
- BrightSource Energy Inc
- British Columbia Hydro and Power Authority
- Brookfield Renewable Energy Partners LP
- Bureau Veritas SA
- Calpine Corporation
- Canada Renewable Bioenergy Corp
- Canadian Utilities Limited
- Cancen Oil Canada Inc
- Canfibre Group, Ltd.
- Capital Power Corporation
- Capital Reserve Canada Ltd.
- Capstone Infrastructure Corp
- Carbon Credit Intl
- Carbon Friendly Solutions, Inc.
- Cardinal Resources Inc
- Caribbean Utilities Company Ltd
- Carnegie Wave Energy Ltd
- Carolina Power & Light Company
- Casella Waste Systems Inc
- CBP Carbon Industries Inc
- CDN MSolar
- CenterPoint Energy Inc
- Centrais Electricas Brasileiras SA (Electrobras)
- Central Puerto SA
- Certified Environmental Group, Inc.
- CEZ AS
- CGE Energy
- CH Energy Group Inc
- Cheung Kong Infrastructure Holdings Limited
- China Energy Recovery
- China Everbright International Ltd
- China General Nuclear Power Corporation (CGN)
- China Hydroelectric Corporation
- China Industrial Waste Management Inc
- China Longyuan Power Group Corporation Limited
- China National Appliance of North America Corp
- China National Nuclear Corporation
- China Power International
- China Power New Energy Development Company Limited
- China Recycling Energy Corporation
- China Resources Power Holdings Company Limited
- China Xuefeng
- China Yangtze Power Co Ltd
- Chubu Electric Power Co Inc
- Chugoku Electric Power Company Inc
- Cir-Compagnie Industriali Riunite
- Cirque Energy Inc
- Clean Harbors Inc
- Clean Tech Biofuels Inc
- Cleanfield Alternative Energy
- Cleco Corporation
- Clenergen Corporation
- CLP Holdings Limited
- CMA Corporation Limited
- CMS Energy Corporation
- CO2 Group Limited
- CO2 Solution Inc
- Cogentrix Energy Power Management LLC
- Commonwealth Edison Company
- Companhia de Transmissao de Energia Eletrica Paulista (CTEEP)
- Companhia Energetica de Minas Gerais SA (CEMIG)
- Companhia Energetica de Sao Paulo
- Companhia Paranaense de Energia – Copel
- Concord New Energy Ltd
- Consolidated Eco-Systems Inc
- Consolidated Edison Inc
- Consumers Energy Company
- Converde Energy USA
- Cory Riverside Energy
- Covanta Holding Corporation
- CPFL Energia SA
- Daiseki Co
- Dakshidin Corp
- Datang International Power Generation Co Ltd
- Delmarva Power & Light Company
- Direct Energy
- Direct Energy Solar
- Dominion Energy Inc
- Dongfang Electric Corporation (DEC)
- Dongjiang Environmental Company Limited
- DOWA Holdings Co Ltd
- DPL Inc
- DTE Energy Company
- Duke Energy Corporation
- Duke Energy Int Ger Paranapanema SA
- E.ON SE
- E.ON UK plc
- Earthworks Industries, Inc.
- East Morgan Holdings Inc
- EcoPlus Inc
- ecoSolutions Intl
- EDF Energy Nuclear Generation Group Limited
- Edison International
- Edison Spa
- EDP – Energias de Portugal SA
- EDP Renovaveis SA
- El Paso Electric Company
- Electrabel SA
- Electricite de France SA (EDF)
- Electricity Generating Authority of Thailand
- Eletrobras Participacoes SA
- Eletropaulo Metropolitana Electricidade de Sao Paulo SA
- Ellomay Capital Ltd.
- Emera Incorporated
- Emera Maine
- Empire District Electric Company (The)
- Empire Diversified Energy Inc
- EnBW Energie Baden-Wurttemberg AG
- Endesa Costanera SA
- Endesa SA
- Enea SA
- Enel Americas SA
- Enel Generacion Chile SA
- Enel Green Power SpA
- Enel SpA
- Energy Development Corporation
- Energy Developments Limited
- EnergySolutions Inc
- Enevy SA
- ENGIE SA
- Entergy Corporation
- Entergy New Orleans LLC
- Entergy Texas Inc
- Environmental Assets Management, Inc.
- Environmental Clean Technologies Ltd
- Environmental Power Corp
- Environmental Waste International Inc.
- EPCOR Utilities Inc
- ERA Carbon Offsets Ltd.
- Essent NV
- Etrion Corp
- Evergy Inc
- Evn AG
- E-Waste Corp
- Exelon Corporation
- Exergetic Energy Inc
- Falck Renewables SPA
- Federal Hydrogenerating Co PJSC
- Finavera Wind Energy Inc.
- First Gen Corp
- First National Energy Corporation
- First Philippine Holdings Corp
- FirstEnergy Corporation
- FluoroPharma Medical Inc
- Fook Woo Group Holdings Ltd
- Fotowatio Renewable Ventures BV
- FSI Energy Group
- Garb Oil & Power Corp
- GE Renewable Energy
- Georgia Power Company
- Global 8 Environmental Technologies Inc
- Global Clean Energy Inc
- Global Energy Resources Inc
- Global Green Matrix Corp
- Global Recycle Energy, Inc.
- Glow Energy PCL
- GlyEco Inc
- Golden Developing
- Green 2 Blue Energy
- Green Energy Group
- Green Energy Group Ltd
- Green Energy Solution Industries Inc
- Green Mountain Development Corp
- Green Mountain Power Corporation
- Green Oasis Environmental
- Greenbelt Resources Corporation
- Greenearth Energy Limited
- Greenworld Development Inc
- Grupo Empresarial Ence SA
- Gruppo Falck SpA
- Guangxi Guiguan Electric Power Co Ltd
- Guodian Power Development Company
- H/Cell Energy
- Hafslund ASA
- Harmonic Energy Inc
- Hawaiian Electric Company Inc
- Hawaiian Electric Industries Inc
- Huadian Power International Corporation Limited
- Huaneng Power International Inc
- Hub Power Company Ltd
- Hydralogic Systems Inc.
- Hydro One Limited
- Hydrodynex, Inc.
- Hydro-Quebec
- Iberdrola SA
- IDACORP Inc
- Industrial Services of America Inc
- Infigen Energy
- Innogy SE
- Innovente, Inc.
- Inter Rao UES PJSC
- Interfoundry Inc
- Irkutskenergo
- IronClad Energy Partners LLC
- IT Group, Inc.
- Itaipu Binacional
- Kansai Electric Power Company Inc
- Korea Electric Power Corporation
- Kyushu Electric Power Company Inc
- LG&E and KU Energy LLC
- Liberated Energy Inc
- Light SA
- Loop Industries
- LS Power Associates LP
- MagneGas Corporation
- Manitoba Hydro-Electric
- Mantra Venture Group Limited
- Medamerica Properties Inc
- Media Pal Holdings Corp
- Medivac Limited
- Mega First Corporation Bhd
- Metech International Ltd
- MGE Energy Inc
- MicroCoal Technologies
- Micron Waste Technologies
- Minerco Resources Inc.
- Mississippi Power Company
- MMC Corporation Bhd
- Moscow Power JSC
- MyDx Inc
- NanoFlex Power Corporation
- National Grid USA Service Company Inc
- Naturgy Energy Group SA
- Nevada Geothermal Power, Inc.
- New York Power Authority
- New York State Electric & Gas Corporation
- Newfoundland and Labrador Hydro
- NextEra Energy Inc
- NextEra Energy Partners LP
- NextEra Energy Resources LLC
- NNRF Inc
- North Carolina Natural Energy Inc
- NorthWestern Corporation
- Novus Gold Corp
- NRG Energy Inc
- NSU Resources Inc
- NTPC Limited
- NV Energy Inc
- Oakridge International Corp
- Ocean Power Technologies Inc
- Offsetters Climate
- OGE Energy Corporation
- Ontario Power Generation Inc
- Organic Resource Management, Inc.
- Origin Energy Limited
- Ormat Industries Ltd.
- Ormat Technologies Inc
- Orsted A/S
- Otter Tail Corporation
- Pacific GeoInfo Corp.
- PacifiCorp
- Patriot Energy Corporation
- Pattern Energy Group Inc
- Peat Resources Limited
- Pepco Holdings Inc
- Perma-Fix Environmental Services Inc
- PG&E Corporation
- PGE Polska Grupa Energetyczna SA
- Pinnacle West Capital Corporation
- Pioneer Exploration Inc
- PNM Resources Inc
- Polska Grupa Energetyczna SA
- Portland General Electric Company
- Power Assets Holdings Limited
- Power Clouds
- Power Grid Corporation of India Limited
- PPL Corporation
- Promotora Ambiental SAB de CV
- Public Power Corporation SA
- Public Service Enterprise Group Inc (PSEG)
- Puerto Rico Electric Power Authority (PREPA)
- Puget Energy Inc
- Pyramidion Technology Group Inc
- Quest Resource Holding Corporation
- Questor Technology Inc
- Radient Technologies
- Rainmaker Worldwide
- Ratchaburi Electricity Generating Holding pcl
- REC Solar Inc
- Recylex SA
- Redbank Energy Ltd
- redT energy plc
- Regent Technologies Inc
- Reliance Infrastructure Limited
- Reliance Power Limited
- Renewable
- Renewable Energy Systems Ltd
- Republic Services Inc
- Reservoir Capital Corp
- Resource Recovery International Corporation
- RightSmile Inc
- Rmd Technologies Inc
- Rochester Gas and Electric Corporation
- Run of River Power Inc.
- RusHydro PJSC
- RWE AG
- Sacramento Municipal Utility District
- San Diego Gas & Electric Company
- Sancon Resources Recovery Inc
- SCANA Corporation
- Scope Industries
- Scottish and Southern Energy plc (SSE)
- ScottishPower UK plc
- SDIC Power Holdings Co Ltd
- Séché Environnement
- Sechilienne Sidec
- Sembcorp Industries Ltd
- Sempra Energy
- Seprotech Systems Incorporated
- Shanks Group PLC
- Sharps Compliance Corp
- Shear Wind Inc.
- Shell WindEnergy Inc
- Shikoku Electric Power Company Inc
- Silver Recycling Company, Inc.
- Sino Bioenergy Corp
- Sino United Worldwide
- SkyPower Limited
- Solanbridge Group Inc
- Solar Energy Ltd
- Solar Integrated Roofing
- SolarCity Corporation
- SolarReserve LLC
- Solarvest BioEnergy Inc
- SolarWindow Technologies Inc
- SOLUTIONS4CO2 Inc
- Sol-Wind Renewable Power LP
- Southern California Edison Company
- Southern Company
- Sprott Power Corp
- SSE Airtricity Limited
- Stericycle Inc
- Sterihealth Limited
- Strategic Environmental & Energy Resources Inc
- Studsvik AB
- Sun Pacific Holding
- SunRun Inc
- Synex International
- Tata Power
- TAURON Polska Energia SA
- TECO Energy Inc
- Tenaga Nasional Berhad (TNB)
- Tennessee Valley Authority (TVA)
- Terrabiogen Technologies, Inc.
- TerraForm Power Inc
- Theolia
- Tohoku Electric Power Co Inc
- Tokyo Electric Power Company Holdings Inc
- Tomra Systems ASA
- Totally Green Inc
- Tox Free Solutions Limited
- TransAlta Corporation
- TransAlta Renewables
- Trans-Asia Oil & Energy Development Corp
- Transpacific Industries Group
- Triad Pro Innovators Inc
- Trinity Solar Inc
- Trius Investments Inc
- TrustPower Limited
- Uniper SE
- Unitech Water & Renewable Energy Inc
- UNS Energy Corporation
- US Ecology Inc
- US Geothermal Inc
- Vattenfall AB
- Vectra Technologies
- Verbund AG
- Virginia Electric & Power Company
- Vista International Technologies Inc
- Vitreous Glass Inc.
- Vivint Solar Inc
- Vivopower International
- Volt Solar Systems Inc
- Wasabi Energy Limited
- Waste Management Inc
- WEC Energy Group Inc
- West Mountain Capital Cp
- Western Area Power Administration
- Western Wind Energy Corp
- Wind Energy America Inc
- Windlab Limited
- WindStream Technologies Inc
- Wisconsin Public Service Corporation
- Xcel Energy Inc
- XFuels
- York Research Corp
- YTL Corporation Berhad
- Zakhidenergo JSC
- Zhaoheng Hydropower Ltd
- Zhejiang Zheneng Electric Power Co Ltd
- ZhongDe Waste Technology AG
- Zhonghui Holdings Ltd