Magyar Telekom Telecommunications Plc engages in the provision of telecommunication business. It operates through four segments: Telekom Hungary, T-systems, Macedonia and Montenegro. The Telekom Hungary segment provides mobile and fixed line telecommunications and television distribution and energy retail services to residential and small businesses mainly under the Telekom or T brand. The Telekom Hungary segment offers wholesale mobile and fixed line services in Hungary, and performs strategic and cross-divisional management and support functions for the group. The T-systems segment provides mobile and fixed line telecommunications, info communications and system integration services under the T-Systems brand to key business partners including corporate customers and public sector. The Macedonia and Montenegro segment refers to full-scale mobile and fixed line telecommunications operations in these regions. The company was founded on December 31, 1991 and is headquartered in Budapest, Hungary.