Türk Telekom, with 177 years of history, is the first integrated telecommunications operator in Turkey. In 2015, Türk Telekomünikasyon A.Ş. adopted a “customer-oriented” and integrated structure in order to respond to the rapidly changing communication and technology needs of customers in the most powerful and accurate way, while maintaining the legal entities of TT Mobil İletişim Hizmetleri A.Ş. and TTNET A.Ş. intact and adhering to the rules and regulations to which they are subject. Having a wide service network and product range in the fields of individual and corporate services, Türk Telekom unified its mobile, internet, phone and TV products and services under the single “Türk Telekom” brand as of January 2016.
“Turkey’s Multiplay Provider” Türk Telekom has 14.1 million fixed access lines, 10.3 million broadband, 3.3 million TV and 20.2 million mobile subscribers as of June 30, 2018. Türk Telekom Group Companies provide services in all 81 cities of Turkey with 33,615 employees with the vision of introducing new technologies to Turkey and accelerating Turkey’s transformation into an information society.
Türk Telekomünikasyon A.Ş., providing PSTN and wholesale broadband services, directly owns 100% of mobile operator TT Mobil İletişim Hizmetleri A.Ş., retail internet services, IPTV, satellite TV, Web TV, Mobile TV, Smart TV services provider TTNET A.Ş., convergence technologies company Argela Yazılım ve Bilişim Teknolojileri A.Ş., IT solution provider Innova Bilişim Çözümleri A.Ş., online education software company Sebit Eğitim ve Bilgi Teknolojileri A.Ş., call center company AssisTT Rehberlik ve Müşteri Hizmetleri A.Ş., corporate venture capital company TT Ventures Proje Geliştirme A.Ş, Electric Supply and Sales Company TTES Elektrik Tedarik Satış A.Ş., wholesale data and capacity service provider Türk Telekom International, and indirectly owns 100% of subsidiaries of Türk Telekom International, TV Broadcasting and VOD services provider Net Ekran Companies, telecommunications devices sales company TT Satış Ve Dağıtım Hizmetleri A.Ş and payment services company TT Ödeme Hizmetleri A.Ş. and counselling services company 11818 Rehberlik ve Müşteri Hizmetleri A.Ş.
Undertaking a key role in societies' access to knowledge, Türk Telekom puts the information technologies that are basic driving force for sustainable economic growth and community development into use across Turkey. Developing products and services, it contributes to people's access to knowledge that cannot join the community life due to economic, social or physical reasons. With this understanding, it conducts many corporate social responsibility projects within the scope of eliminating the obstacles to access to information for disadvantaged groups; from the "Life is Simple with Internet" project, provided in development priority cities and the cities with low internet penetration, encouraging Internet use and cited as setting an example to the world by the United Nations to the "Sunshine" project supporting the children with low vision in maintaining their lives as independent and self-assured individuals with the help of early intervention trainings.
Embracing its rich history and heritage, experiences and forward-looking business approach, Türk Telekom adapts the vision of making Turkey a key player in the global arena. Türk Telekom leads Turkey’s efforts to become a country that not only takes and uses the technology but also produces and even exports it with the projects carried out by its own engineers for the next generation national technologies. By transforming Turkey into a global digital base, it targets both domestic and worldwide Internet traffic to be carried out over Turkey for various industries including transportation, energy, finance, etc.
55% of Türk Telekom shares belong to Oger Telekomünikasyon A.Ş., 30% belongs to Turkish Treasury and 5% belongs to Turkish Treasury Fund. The remaining 15% is publicly traded. Türk Telekom shares are listed in Borsa Istanbul.
Turk Telekom shares are traded at Borsa Istanbul (BİST) as of May 2008.