Société Tunisienne de Banque is a state-controlled bank in Tunisia. It is listed in the Bourse de Tunis. It has 124,300 million dinars in assets. The participation in the bank's capital is as follows: public and semi-public sector (52.5%), private sector (36.2%) and foreign actors (11.3%).

Société Tunisienne de Banque was founded in 1958. It is headquartered in Tunis, Tunisia.