It was December 04, 2020, when we lost one of our most beloved and devoted security professionals left us for eternity. Rest in Peace dear brother Hasan Md Tanvir Mahmud………
| Name (with prefix/suffix) | Hasan MD Tanvir Mahmud |
| Total Years of Experience(i | Force: 4 Years 9 Months. Non-Forces: 11 Years 06 Months |
| Place of Birth | Jashore,, Bangladesh |
| Current Role/Organization | Security Asssociate, UNICEF Bangladesh |
| Membership (Local/Global) | ASIS International |
| Previous Experience | Assistant Vice President, Security & Protocol , The City Bank Ltd. Manager Security, Beximco Assistant Manager, Manned Service, G4S Bangladesh |
| Highest Academic Qualifications | Master of Business Administration Major In HRM |