Mark O'Neil

Executive Vice President and Chief Operating Officer
Cox Automotive


Mark O’Neil is Chief Operating Officer of Cox Automotive, a global automotive services and software company whose vision is to transform the way the world buys, sells and owns cars. Mark’s leadership spans the company’s four operating business segments with combined revenue of $7 billion, including mega-brands like Manheim, Autotrader, Kelley Blue Book and Dealertrack.

Mark is an auto industry veteran, having worked on almost every side of the dealership business – new and used, sales and lending, wholesale and retail. And along the way, he’s been a tireless crusader for more technology in the dealership and more data in the sales process, helping pioneer both as co-founder of Carmax and CEO of Dealertrack. It was Mark’s vision that led to the rapid growth of Dealertrack and company’s ultimate merger with Cox Automotive in 2015.


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