• Bureau of Indian Standards (BIS), Govt. of India.

• Department of Family Welfare, Govt. of India.

• Research Design And Standards Organization (RDSO), Govt. of India.

• Rail India Technical & Economic Service (RITES), Govt. of India.

• Director General Supplies & Disposals (DGS &D) Govt. of India.

• Department of Telecommunication (DOT), Govt. of India.

• Small Industries Service Institute (SISI) , Ministry of Industries , Govt. of India.

• Dept. of Science & Technology (DST), , New Delhi, Govt. of India.

• Department of Customs, Govt. of India.

• Food Corporation of India, Govt. of India.

• Telecom Engineering center (TEC), Govt. of India.

• Directorate General of Foreign Trade (DGFT) Govt. of India.

• Central Bureau of Investigation (CBI), Govt. of India.

• Central Forensic Science Laboratory (C.F.S.L.), Govt. of India.

• Bureau of Police Research & Development (B.P.R.D.), Govt. of India.

• Central Institute of Fresh Water Aquaculture(CIFA), Govt. of India.

• Gas Authority of India Limited, Govt. of India.

• S.G.S. India, New Delhi

• UNICEF, New Delhi

• K.F.W. (A German Aided Project)

• Oil India Limited, Govt. of India.

• Andaman Public works Department (APWD)

• Narmada Canal Project , Govt. of Rajasthan

• Gujarat Water Supply Sewerage Board (GWSSB), Gujarat

• Rural Development Department, Govt. of Orissa.

• Urban Development Department, Govt. of Orissa

• Revenue & Excise Department, Govt. of Orissa

• Export Promotion & Marketing (EPM), Govt. of Orissa.

• Orissa Small Industries Corporation Ltd., (OSIC), Govt. of Orissa.

• Orissa Lift Irrigation Corporation (OLIC), Govt. of Orissa

• Orissa Water Sewerage Board, Govt. of Orissa.

• Orissa Agro Industries Corporation Limited, Govt. of Orissa

• State Relief Commissioner, Dept. of Revenue, Govt. of Orissa.

• Orissa Oil Federation Ltd., (Oil Orissa), Govt. of Orissa.

• Orissa Co-operative Milk Producers Federation Ltd., (OMFED), Govt. of Orissa

• Department of Water Resourses, Govt. Tripura.

• Department of Water Resourses, Govt. of Bihar.

• Department of Water Resourses, Govt. of Assam.

• Department of Water Resourses, Govt. of West Bengal.

• Directorate of Agriculture, Govt. of Uttar Pradesh.