TURKCELL Iletisim Hizmetleri AS is engaged in the provision of telecommunication services. It operates a global system for mobile communications network in Turkey and regional states. The company operates through the following segments: Turkcell Turkey and Turkcell International. The Turkcell Turkey segment comprises telecommunication and technology services activities in Turkey and includes the operations of Turkcell, Turkcell Superonline, Turkcell Satis, group call center operations of Turkcell Global Bilgi, Turktell, Turkcell Teknoloji, Turktell Interaktif, Global Tower, Rehberlik, Turkcell Odeme and Turkcell Gayrimenkul. The Turkcell International segment comprises telecommunication and technology services activities outside of Turkey and includes the operations of lifecell, Belarusian Telecom, Kibris Telekom, Eastasia, Lifecell Ventures, Euroasia, Beltel, UkrTower, Global LLC, Turkcell Europe, Lifetech LLC, Beltower and Fintur. The company also comprises information and entertainment services in Turkey and Azerbaijan, non-group call center operations of Turkcell Global Bilgi and consumer financing service operations of Turkcell Finansman. Its services include voice, mobile broadband, mobile applications, mobile marketing business, authentication, location based, mobile payment, machine-to-machine communications, digital media, Internet ventures, innovation channels and entrepreneurship, and international roaming. The company was founded by Mehmet Ermin Karamehmet and HÃ¼seyin Murat Vargi on October 5, 1993 and is headquartered in Istanbul, Turkey.