Office of Civil Surgeon, Natore

Bangladesh University of Engineering and Technology -BUET

Bangladesh Oil, Gas and Mineral Corporation (PETROBANGLA)

Land Record and Survey Department

Chittagong University of Engineering and Technology -CUET

Bangladesh University of Engineering and Technology -BUET

University of Dhaka

Directorate of Technical Education

University of Asia Pacific (UAP)

Office of Tax Commissioner, Chattogram

Eastern Refinery Ltd