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Biography PhotoMark V. Kaminski
Chairman of the Board

Mark V. Kaminski was appointed to Reliance’s board of directors in November 2004. He was chief executive officer and a director of Commonwealth Industries Inc. (now Aleris International, Inc.) from 1991 to his retirement in June 2004. Mr. Kaminski held various positions at Commonwealth Industries Inc. since 1987. Mr. Kaminski is executive chairman of the board of Graniterock, a privately-held company that supplies the construction industry. He received a BS degree in Business from Indiana University and an Advanced Management degree from Harvard Business School. Mr. Kaminski serves as a member of Reliance’s Compensation Committee, Audit Committee and the Nominating and Governance Committee. In 2016 he was appointed Reliance’s independent, non-executive Chairman of the Board.