John C. Malone

 In 1963, Malone began his business career at Bell Telephone Laboratories of AT&T where he worked in economic planning as well as research and development. In 1968 Malone joined McKinsey & Company, and in 1970, he became the group vice-president at General Instrument Corporation (GI). Then, he became the president of Jerrold Electricals, a GI-affiliated subsidiary. From 1973 to 1996, Malone served as the president and CEO of Tele-Communications Inc. (TCI).Malone is on the board of directors of Bank of New York Mellon, Expedia.com, Charter Communications, Warner Bros. Discovery, and Lions Gate Entertainment Corp. Malone is chairman emeritus at Cable Television Laboratories, Inc. and chairman of Liberty Global, Inc., and formerly the DirecTV Group. His appointment as chairman of Liberty Global was contentious at times.In 2005, Malone held 32 percent of the shares owned by the media company News Corporation, and although just about half of them were voting shares, Rupert Murdoch reportedly had worries that he would lose control of his business to Malone and attempted to remove Malone from the company using a "poison pill" strategy.He was director of the National Cable & Telecommunications Association (NCTA) from 1974 until 1977, and then from 1980 to 1993. Between 1977 and 1978, Malone was the NCTA's treasurer