• West Bengal Government
• West Bengal Government
• Department of Power, West Bengal
• Directorate of Commercial Taxes , West Bengal
• Kolkata Police
• Siliguri Jalpaiguri Development Authority (SJDA)
• West Bengal Tourism
• Development Commissioner for Iron and Steel
• Kolkata Postal Region
• Metro Railway, Kolkata

Organizations

• Central Inland Capture Fisheries Research Institute (CIFRI)
• Central Mechanical Engineering Research Institute(CMERI)
• Garden Reach Ship Builders & Engineers Ltd.(GRSE)
• ICICI West Bengal Infrastructure Development Corporation (IWIN)
• National Test House
• Purba-Dwarakapur Sebayan Sangha
• Teaboard, India
• West Bengal Electronics Industry Development Corporation Limited (WEBEL)
• West Bengal Industrial Development Corporation
• West Bengal Telecom Circle

Educational Institutions

• Bengal Engineering College (BEC)
• Bose Institute, Kolkata
• Education Information System (EDIS), West Bengal
• Indian Association for the Cultivation of Science (IACS)
• Indian Institute of Chemical Biology (IICB)
• Indian Institute of Information Technology ( IIIT), Kolkata
• Indian Institute of Management, Kolkata (IIMC)
• Indian Institute of Social Welfare and Business Management (IISWBM)
• Indian Statistical Institute, Kolkata
• Institute of Cost And Works Accountants of India
• Inter University Consortium for Department of Atomic Energy Facilities (IUC-DAEF), Calcutta
• Jadavpur University
• Regional Engineering College, Durgapur
• Saha Institute of Nuclear Physics
• Visva-Bharati, Santiniketan
• West Bengal University of Animal & Fishery Sciences
• Calcuta Tephone Directory Enquiry-Organisation