Substipharm is a private, French healthcare group headquartered in Paris, France and operating in over 80 countries, with direct presence in Europe and Southeast Asia.

We focus on pharmaceuticals and biologics, each operating through a dedicated division.

The Government Pharmaceutical Organization (GPO) is a state enterprise which operates under the Ministry of Public Health. It was founded by Princess Srinagarindra, who as regent, affixed the royal signature to the GPO Act of 1966 (B.E. 2509) on 5th August 1966. GPO was established via a merger of the Pharmaceutical Manufacturing Plant (founded 1939) and the Pharmaceutical Department (founded 1901).

We have the resolute commitments to improve patients access to high quality and affordable medicines, to facilitate healthcare security, and to care for the health of Thai people and beyonds. Siam Bioscience group has been established since 2009, consisted of 2 major companies–Siam Bioscience Co.,Ltd. and Apexcela Co.,Ltd.