Trinomics B. V.
Global Environment Centre Foundation
SunFarmer Nepal
Overseas Environmental Cooperation Center
EcoMetrix Africa
Byucksan Power
Institute of Energy
IT Power (Australia) Pty Ltd
YOLK
Korea Institute of Materials Science
AMID Development Management Consultant Team
Full Advantage Co
Oiko Logica S.L.
BlacktoGreen Consulting, S.L.
New Energy and Industrial Technology Development Organization
Carbon Africa Ltd
CPCS Transcom Limited
AER
Korea National Cleaner Production Center
EED Advisory Limited
Solved - The Cleantech Company Oy
Eficiencia Energética y Ambiental Efficacitas Consultora Cía. Ltda.
LG International Corporation (LGI)
Gas Natural Fenosa Engineering, S.L. 
Creara Consultores SL
Centre for Energy, Environment and Technology Research
POSCO ENERGY Co., Ltd.
Pure Energy Center
R.J. Burnside International Limited
InnoVentum AB