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 two segments: Turkcell Turkey and Turkcell International. The Turkcell Turkey segment includes the operations of Turkcell, Superonline Iletisim Hizmetleri A.S.,Turkcell Satis ve Dagitim Hizmetleri A.S., group call center operations of Global Bilgi Pazarlama Danisma ve Cagri Servisi Hizmetleri A.S., Turktell Bilisim Servisleri A.S., Turkcell Teknoloji Arastirma ve Gelistirme A.S., Turkcell Interaktif Dijital Platform ve Icerik Hizmetleri A.S., Kule Hizmet ve Isletmecilik A.S., Rehberlik Hizmetleri Servisi A.S., Turkcell Odeme Hizmetleri A.S., Turkcell Gayrimenkul Hizmetleri A.S. The Turkcell International segment includes the operations of Kibris Mobile Telekomunikasyon Limited Sirketi, Eastasia, Euroasia, Astelit, Beltur, Beltel, Belarusian Telecom, UkrTower, Global LLC, Turkcell Europe, Lifetech LLC and Fintur Holdings B.V. 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. TURKCELL Iletisim Hizmetleri was founded by Mehmet Ermin Karamehmet and HÃ¼seyin Murat Vargi on October 5, 1993 and is headquartered in Istanbul, Turkey.