John K. Martin Jr.
John K. Martin Jr.

Mr. John K. Martin, Jr. was the Chairman and CEO of Turner Broadcasting from January 2014 until June 2018. 

Prior to that he served as Chief Financial and Administrative Officer of Time Warner Inc. Before that he was the  Executive Vice President and Chief Financial Officer of Time Warner Cable Inc. since August 2005. Previously, Mr. Martin spent nearly 12 years at Time Warner, serving as Senior Vice President, Investor Relations, from 2002 to 2005. Mr. Martin was Director in the Equity Research group of ABN AMRO Securities LLC from 2000 to 2002, immediately before re-joining Time Warner as head of its Investor Relations group.

Earlier, Mr. Martin served as Director in the Office of the President at Time Warner, and Director of Finance Special Projects. He began at Time Warner in 1993, as a Manager of SEC financial reporting. Before joining Time Warner Inc., Mr. Martin was a Certified Public Accountant, working as a senior accountant at Ernst and Young LLP in New York.

Mr. Martin is a Member of the Board of Trustees for Columbia University's business school. He also serves on the Board of Trustees of the Paley Center for Media. He is also a Member of The Conference Board's Council of Financial Executives and Financial Executives International (FEI).

Mr. Martin received an M.B.A. degree in Finance and Organizational Behavior from the Columbia University Business School in 1994 and a B.S. in Economics from the Wharton School of Business at the University of Pennsylvania in 1989.