• Bhabha Atomic Research Centre, Mumbai
  • Bharat Heavy Electricals Ltd.
  • Blue Star Ltd.
  • BSES, Mumbai
  • Central Government Employees Welfare Housing Organisation
  • Delhi Electric Supply Undertaking
  • Engineering Projects (I) Ltd.
  • Hindustan Construction Co. Ltd
  • Hindustan Petroleum Corporation Ltd
  • Haryana Power Generation Corporation Ltd
  • Indian Tourism Development Corporation
  • Lanco Construction, Hyderabad
  • Army Sports Institute
  • Tata Power Company Ltd
  • Maharashtra Elektro-Smelt Ltd., Chandrapur (A Subsidiary of Steel Authority of India)
  • Ministry of Defence
  • National Dairy Development Corporation Ltd
  • National Hydroelectric Power Corporation Ltd
  • Nuclear Power Corporation Ltd
  • Public Health Engineering, J & K Govt
  • Philips, India
  • Unitech Limited
  • Uttaranchal Power Corporation Ltd
  • Videsh Sanchar Nigam Ltd
  • Maharashtra State Electricity Board
  • Delhi Metro Rail Corporation Ltd