Hellenic Telecommunications Organization S.A., together with its subsidiaries, provides telecommunications and related services to businesses and individuals primarily in Greece and Romania. It operates through OTE, COSMOTE Group, TELEKOM ROMANIA, and Other segments. The company offers fixed-line, Internet access, and ICT services; and international carrier and TV production services. It also provides mobile and satellite telecommunication, electronic money, e-commerce, financing, consultancy and security, real estate, insurance brokerage, training, wholesale telephony, retail, marketing, overdue accounts management, wholesale broadband, and infrastructure services. The company was founded in 1949 and is based in Athens, Greece.