KT Corporation, formerly Korea Telecom, is a South Korean telecommunications company. KT is the second-largest wireless carrier in South Korea, with 16.493 million subscribers as of Q4 2017. Wikipedia
Founded: December 10, 1981
Headquarters: Seongnam-si, South Korea
Formerly: Korea Telecommunications Authority (1981–2002)
Key people: Hyun-Mo Koo (CEO)
Subsidiaries: Genie Music, KT SkyLife, KTDS, and more