Mr. Mohammad Mustafa Haider, only son of prominent business figure Mr. Abul Kalam of TK Group, has completed his Bachelors of Science in Business Studies concentrating in Finance from the University of Southern California, Marshall School of Business, USA in May 2005. After completion of his Studies he came back to Bangladesh in July 2005 and has been involved in the managing several companies as Chairman. Mr. Mohammad Mustafa Haider is a well-known industrialist. He is currently holding chair as a chairman of Premier Cement Mills Limited, National Cement Mills Ltd., Delta Agrofood Industries Ltd, Delta LPG Ltd, Delta shipyard Ltd, Rupsha Edible Oil Refinery Ltd, Rupsha Petro Refinery Ltd, Rupsha Tank Terminals & Refinery Ltd., Roknoor Navigation Ltd., Roknoor Maritime Ltd., N. H. Exim & Services Ltd., MRF Fashion Ltd. and Managing Director of T K Group of Industries, Modern Hatchery Ltd., Modern Poly Industries Ltd., Premier Power Generation Ltd., Samuda Chemical Complex Ltd., Samuda Power Ltd., Super Knitting & Dyeing Mills Ltd., Modern Power Ltd., T K Shares & Securities Services Ltd., Bsm Essentials Ltd., Genweb2 Ltd., Super Petrochemical Pvt. Ltd., and the Director of T.K. Shipyard Ltd., Premium Assets Ltd., Asia Insurance Limited.