Committed to connecting the world

Central Science Research Telecommunication Institute (ZNIIS)
National Institute of Telecommunications (Poland)
European Competitive Telecommunications Association
Instituto Balseiro (Argentina)
Empresa de Telecomunicaciones de Cuba  (ETECSA)
Amity Institute of Telecom Engineering & Management, Amity U (India)
Mediterranean Institute of Technology (Tunisia)
Tactikom (Senegal)
Budapest University of Technology and Economics (Hungary)
Universitaria Agustiniana (Colombia)
Tata Communications Ltd (India)
Universidad Nacional de Luján Centro de Investigación, Docen (Argentina)
Chemnitz University of Technology (Germany)
Econet Telecom Lesotho (Pty) Ltd (ETL) (Lesotho)
Asia-Pacific Telecommunity [REGORG] (International (no specific country))
Al-Iktissad Wal-Aamal Group [OTHER ENTITY] (Lebanon)
Globalstar, Inc. [SIO] (United States of America)
Alkan Telecom [ROA] (Egypt (Arab Republic of))
Aggaros S.L. [OTHER ENTITY] (Spain)
Verizon Communication Corporation
TU Berlin (Germany)
Universidad de Rio Cuarto Facultad de Ingeniería (Argentina)
Dialog Axiata PLC (Sri Lanka)
The ITU Association of Japan
Office National des Télécommunications (ONATEL)
Royal Holloway, University of London (United Kingdom)
Teléfonos de México S.A.B. de C.V.
Communications Regulatory Commission of Mongolia
Empresa Argentina de Soluciones Satelitales  (AR-SAT S.A.)




TTNET is the largest Internet service provider in Turkey and has around 7 million subscribers.
In February 2010, TTNET launched a new service called Tivibu, which combines television and cinema. This service allows users to access both television and a library of movies via both mobile phones and computers

CategoriesOperators ; Service Providers
Based inTurkey
DomainsFixed ; Broadband ; Internet
ITU Global DirectoryTTNET
Abdullah Orkun Kaya

Abdullah Orkun Kaya is the Chief Executive Officer of TTNET since November 2012. Previously, he was Chief Financial Officer at TTNET and earlier, Director of Capital Markets and Investor Relations at Türk Telekom. Mr. Kaya has begun his professional career at Capital Markets Board of Turkey (SPK) and worked here for 6 years. Prior to joining Turk Telekom, Mr. Kaya held various roles at Merrill Lynch London office on debt instruments and strategical solutions.  Mr. Kaya holds a Bachelor’s Degree in Business Administration from Bilkent University and a Master of Business Administration Degree from Massachusetts Institute of Technology (MIT).