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Frank W. Gresik has extensive experience in safety and environmental compliance, serving in various managerial roles at the Chicago Transit Authority, the U.S. Army, and Mars Chocolate North America. At the CTA, Frank W. currently holds the position of General Manager for Occupational, Construction, and Environmental Safety, ensuring policies and procedures are implemented and enforced. Frank W.'s previous roles include Director of Bus Safety & Occupational Safety and Command Sergeant Major in the U.S. Army.