Bangladesh Petroleum Corporation

Office of Civil Surgeon, Netrokona

Special Branch, Bangladesh Police

Office of Civil Surgeon, Jhalakathi

National Institute of Population Research and Training (NIPORT)

Office of Tax Commissioner, Chattogram

National Institute of Population Research and Training (NIPORT)

Non-Government Teachers Registration and Certification Authority-NTRCA

National Institute of Population Research and Training (NIPORT)

Ministry of Youth and Sports

University of Dhaka