Electronics Corporation Of India Limited · Grid Controller Of India Limited · Bharatiya Nabhikiya Vidyut Nigam Limited · U15100 Mh2004 Ptc008187 · L32100 Ap1967 Plc001149 · U99999 Jh1967 Ptc000806 · Nuclear Power Corporation Of India Limited · Uranium Corporation Of India Limited · Irel (India) Limited