Mahbubur Rahman is one the few senior supervisors at Tarzana Treatment Centers. He joined the organization as a graduate intern. Since then, Mahbubur has been actively engaged in event management, online learning systems, curriculum development, contract compliance, data management, audit reporting and evaluation. He has been a mentor for the students of Public Health and Health Administration programs from various public and private universities. Mahbubur earned his MBBS & MS in Nutrition from the University of Dhaka and MPH from CSU Northridge.

Mahbubur is a registered medical practitioner with the Bangladesh Medical & Dental Council and regularly attends overseas health camps serving people with minimal or no access to care. He is a life member of the Dietetic Association of Bangladesh and a former Rotarian. In 2022, the Royal Society for Public Health, UK awarded him with their fellowship.