The Geothermal Energy Association Members
- Adams Valves Inc.
- Almar Professional Land Services, Inc.
- Alstom
- AltaRock Energy, Inc.
- American Cargoservice Inc.
- AMSA, Inc.
- Ashland Inc.
- A-T Controls, Inc.
- Atlas Copco AB
- Baird Hanson LLP (BHLLP)
- Baker Hughes
- Bakersfield Pipe and Supply (BPS)
- Calpine Corporation
- Cameron a Schlumberger Company
- Campbell Scientific, Inc.
- Continental Energy Corporation
- Cryostar SAS
- Cyrq Energy Inc.
- Dewhurst Group, LLC
- Drill Cool Systems, Inc.
- EDCON-PRJ, Inc.
- EGS, Inc.
- Enel Green Power SpA
- EnergySource
- EvapTech, Inc.
- GeoMechanics Technologies
- Geothermal Development Associates (GDA)
- Geothermal Resource Group Inc. (GRG)
- GeothermEx - a Schlumberger company
- Global Power Solutions, LLC (GPS)
- Horizon Well Logging, Inc.
- Hydro Resources, Inc.
- Iceland Drilling Company Ltd. (IDC)
- Industrial Cooling Solutions, Inc. (ICS)
- Innergex
- John Wood Group PLC
- Kelly Pipe Co. LLC
- Maarky Thermal Systems Inc.
- Magee Geophysical Services, LLC
- Mannvit
- Naknek Electric Association, Inc.
- Nalco - an Ecolab company
- Northern California Power Agency (NCPA)
- NV Energy
- Ormat Technologies, Inc.
- Panorama Environmental, Inc.
- Paulsson, Inc. (PI)
- POWER Engineers, Inc.
- Precise Propellant Stimulation, LLC
- Rain for Rent
- Ruen Drilling International, Inc.
- Scientific Drilling International (SDI)
- SNC-Lavalin
- TAS Energy
- TBA Power, Inc.
- Terra-Gen Power, LLC
- Thermochem
- Torishima Pump Mfg. Co., LTD
- Toshiba America Inc. (TAI)
- US Renewables Group (USRG)
- Van Ness Feldman, LLP
- Vooner FloGard Corporation
- Webco Industries, Inc.
- Well Analysis Corp.