“Marvin has been a leader in the automotive, energy and industrial industries and brings to the board valuable manufacturing and supply-chain insights,” said Tim Timken, chairman, CEO and president of TimkenSteel. “In his current role, he’s responsible for overseeing the manufacture of products critical to customer systems and equipment in more than 40 industries. His varied experience complements TimkenSteel’s business well and adds further depth and breadth to our board.”
Prior to serving in his current role as COO at EnPro, Riley served in various other leadership positions, including president of its Fairbanks Morse division, focused on marine engines and power generation; vice president of the company’s manufacturing function; vice president of Americas; and head of global operations for its GGB Bearing Technology division. Before joining EnPro, he served in leadership roles at General Motors Corporation, working within the vehicle manufacturing group.
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