SunCoke Energy, Inc. announced that SunCoke's Board of Directors has appointed Mark W. Marinko as the company's Chief Financial Officer, effective March 7, 2022. Marinko has more than 30 years of professional experience, during which he has held various roles specializing in accounting, finance, and business systems. From June 2014 until September 30, 2021, he was Senior Vice President and Chief Financial Officer of Great Lakes Dredge & Dock Corporation. Prior to joining Great Lakes Dredge & Dock Corporation, from 2004 through 2013, Marinko was President of the Consumer Services division at TransUnion, LLC.

As SunCoke's Chief Financial Officer, Marinko will lead the company's finance organization and will be responsible for accounting, treasury, financial planning and analysis, tax, investor relations, risk management and information technology systems. He will report directly to Mike Rippey, SunCoke's President and Chief Executive Officer.