National Institute of Population Research and Training (NIPORT)

Sylhet MAG Osmani Medical College

Office of Civil Surgeon, Lakshmipur

Department of Livestock Services (DLS)

Office of District Commissioner, Rangpur

Jatiya Kabi Kazi Nazrul Islam University -JKKNIU

Desha

Opsonin Herbal and Nutraceuticals Limited (OHNL)

Land Record and Survey Department

Office of District Commissioner, Feni

Bangladesh Petroleum Corporation