Special Branch, Bangladesh Police

University of Dhaka

Office of Civil Surgeon, Rajshahi

Nuclear Power Plant Company Bangladesh Limited (NPCBL)

Bangladesh Petroleum Corporation

Non-Government Teachers Registration and Certification Authority-NTRCA

Office of Tax Commissioner, Chattogram

National Institute of Population Research and Training (NIPORT)

Office of Civil Surgeon, Rajshahi

Bangladesh Petroleum Corporation

National Institute of Population Research and Training (NIPORT)