Centre for Material and Electronic Testing (C.M.E.T) Electronics Corporation of India Limited (E.C.I.L) Hindustan Cables Limited (H.C.L) Military Hospital Air-India Gulf Oil Lubricants (I.D.L) Hindustan Petro Chemicals Limited (H.P.C.L) Medicare Healthcare Management Limited National Insurance Company Limited New India Assurance Company Limited Oil and Natural Gas Corporation (O.N.G.C) Oriental Insurance of India Limited Paramount Health Management Limited Sedgwick Parekh Health Services Limited TTK Services Limited United India Insurance Company Limited Vazir Sultan Tobacco Company (V.S.T) Central Government Health Services (C.G.H.S) Mishra Dhatu Nigam Limited (MDHANI) Nuclear Fuel Complex (N.F.C) Co-operative Electric Supply Society (C.E.S.S) A.P. Genco A.P. Transco Administrative Staff College of India (A.S.C.I) Airports Authority of India Indian Airlines National Thermal Power Cooperation Limited (N.T.P.C) National Remote Sensing Agency (N.R.S.A) Bharat Electronics Limited (B.E.L) State Bank of Hyderabad (S.B.H)