The company was established in December 1991 as a joint stock company of the State Treasury, following the division of the communist era state-owned entity "Polish Post, Telegraph and Telephone". On January 1, 1992, the company was created under the name of 'TPSA'. The company changed its ownership structure in 1998 and began trading on the Warsaw Stock Exchange in 2000. In the same year, the Treasury sold a 35% stake in TPSA to a consortium of France Télécom and Kulczyk Holding, with the consortium increasing its stake by a further 12.5% in 2001.