Power Grid Corporation of India Ltd.(R-1)
M. P. Power Transmission Company Ltd. (R-2)
Haryana Power Purchase Centre (R-3)
Haryana Vidyut Prasaran Nigam (R-4)
M P Power Management Company Ltd. (R-5)
Delhi Transco Limited (R-6)
BSES Yamuna Power Ltd (R-7)
BSES Rajdhani Power Ltd. (R-8)
U.P. Power Transmission Corporation Ltd. (R-9)
U.P. Power Corporation Limited (R-10)
Central Electricity Regulatory Commission (R-11)
Tata Power Delhi Distribution Ltd. (Formerly known as North Delhi Power Ltd.) (R-12)