BSES Rajdhani Power LIMITED & BSES Yamuna Power Limited, is a join venture between Reliance Energy Limited and Delhi Government.

Tata Power Delhi Distribution Limited, formerly North Delhi Power Limited, is a joint venture between the Government of NCT of Delhi and Tata Power Company Limited, which holds a 51% majority stake in the venture.

Tata Power Company Limited is an Indian electric utility company based in Mumbai, Maharashtra, India and is part of the Tata Group. The core business of the company is to generate, transmit and distribute electricity

Energy Efficiency Services Limited is the organisation responsible for implementation of Domestic Efficient Lighting Programme or the UJALA scheme, as it is now being referred to.