Orange Polska is a Polish telecommunications provider established in December 1991. It is a public company traded on the Warsaw Stock Exchange, with a controlling stake owned by Orange S.A., the latter controlling over 50% of this stake by 2002. It operates the following services: PSTN, ISDN, GSM 900/1800 network, ADSL, IDSL, FTTH fibre Internet, Frame Relay, ATM and Inmarsat. Wikipedia