Engie Brasil Energia SA
Centrais Eletricas Brasileiras S.A.
Iberdrola
S.A.
CPFL Energia S.A.
Companhia Energetica de Minas Gerais - CEMIG
PetroChina Company Limited
State Grid Corporation of China
Sinopec Zhongyuan Petrochemical Co Ltd
China National Offshore Oil Corp
Sinopec Oilfield Service Corp
The Tata Power Company Limited
GAIL (India) Limited
Gujarat Gas Ltd
Torrent Power Limited
Reliance Industries Limited
OAO Gazprom
JSC Inter RAO
Lukoil Oil Co.
RusHydro
Novatek