John Malone Net Worth: John Malone is an American businessman and philanthropist who has a net worth of $9 billion. John Malone was born March 7, 1941 in Milford, Connecticut. He has a B.A. in Electrical Engineering and Economics from Yale University, an M.S. in Industrial Management from Johns Hopkins University, an M.S. in Electrical Engineering from NYU, and a Ph.D. in Operations Research from Johns Hopkins. In 1963, Malone began his business career at Bell Telephone Laboratories of AT&T, working in economic planning and research and development. For 24 years, from 1973 to 1996, Malone served as President and CEO of Tele-Communications Inc. (TCI). Malone is now chairman of Liberty Media, Liberty Global, and Liberty Interactive. As of 2011, Malone surpassed Ted Turner as the largest individual private landowner in the United States, owning 2,100,000 acres of land, most of which is in Maine. In 2000, Malone gave $24 million for the construction of Yale's Daniel L. Malone Engineering Center, named in honor of his father. In 2011, Malone gave the Johns Hopkins Whiting School of Engineering's largest gift ever of $30 million for a new building on Homewood Campus. The building is named Malone Hall. In the same year, he gave the Yale School of Engineering & Applied Science's largest gift ever of $50 million.