Tata Institute of Fundamental Research (TIFR) - Mumbai
Tata Institute of Fundamental Research (TIFR) - Hyderabad
Technical Teachers' Training Institute (TTTI) - Chandigarh
Thumba Equatorial Rocket Launching Station

Vehicle Research & Development Establishment (VRDE)
Videocon International - Aurangabad
Videsh Sanchar Nigam Ltd (VSNL) - Mumbai
Vikram Sarabhai Space Centre (VSSC)

W.S. Industries
West Bengal Film Development Corpn (WBFDC) - Calcutta
Western Railway - Mumbai

Zicom