"Melvin Alan "Mel" Karmazin" is an United States/American executive (management)/executive. He co-founded and was the president of CBS Radio/Infinity Broadcasting and eventually became the president and chief executive officer/CEO of CBS. From 2004-2012, he was the CEO of Sirius Radio (re-branded Sirius XM Radio after XM merged with Sirius in 2008). In October of 2012, Karmazin announced that he would be stepping down on February 1, 2013. Upon his departure, John C. Malone took over Karmazin's role at SiriusXM.If you enjoy these quotes, be sure to check out other famous businessmen! More Mel Karmazin on Wikipedia.