Thana Chaiprasit is a businessperson who has been the head of 6 different companies. Presently, he holds the position of Chairman of Advanced Information Technology Public Co., Ltd., Chairman of Siam Glass Industry Co., Ltd., Chairman at Thanarom Co. Ltd., Treasurer for National Olympic Committee of Thailand and President of Osotspa Insurance Co. Ltd. Mr. Chaiprasit is also Chairman at South East Asia Table Tennis Association and Member of National Economic & Social Advisory Council and on the board of 19 other companies.

He previously held the position of Chairman for Asset Five Group Public Co., Ltd.

He received a doctorate from Ramkhamhaeng University and an MBA from Thammasat University.