NTT - Nippon Telegraph and Telephone

Nippon Telegraph & Telephone Corp. is a holding company, which engages in the provision of telecommunication services for domestic and overseas markets. It operates through the following segments: Integrated Information and Communications Technology (ICT) Business, Regional Communications Business, Global Solutions Business, and Others. The Integrated ICT Business segment includes mobile phone services, domestic inter-prefectural communications services, international communications services, solutions services, and system development services and related services. The Regional Communications Business segment is involved in the domestic intra-prefectural communications services and related ancillary services. The Global Solutions Business segment offers system integration services, network system services, cloud services, global data center services, and related services. The Others segment refers to real estate business, energy business, and other activities. The company was founded on August 1, 1952 and is headquartered in Tokyo, Japan.