Mr. Shams Mahmud, has been actively engaged with the private sector since 2008, when he returned to Bangladesh after completing his education from the UK and USA. He currently holds the position of Managing Director of Shasha Denims Ltd, Shasha Textiles Ltd., GA Garments Ltd. and Shasha Spinnings Ltd. and he also Director of Shasha Garments Ltd., EOS Textile Mills Ltd, Aim Vision Ltd. and Fly Dhaka Airlines Ltd.

He is also appointed as the Honorary Consul of FDR Ethiopia to Bangladesh and a Capstone Fellow of the National Defence College (NDC) Bangladesh. Mr. Mahmud serves as the Secretary General of Consul Corps in Bangladesh (CCB) and Vice President of Philippines Bangladesh Chamber of Commerce & Industry. Mr. Mahmud also served as the President of Dhaka Chamber of Commerce & Industry in 2020.

At present he serves as the President of Bangladesh Thai Chamber of Commerce and Industry.

He is the Chairman of the Standing Committee for Foreign Mission Cell in BGMEA and Co Chairman of the Standing Committee for Readymade Garments, Knitwear, and Sweater etc. in the FBCCI.

Mr. Mahmud had previously served as the Vice President of Bangladesh Philippines Chamber of Commerce & Industry and was a member of the Board of Directors in Bangladesh Textile Mills Association (BTMA) and Dutch Bangla Chamber of Commerce & Industry (DBCCI).