CVR Energy, Inc. announced that Jack Lipinski, chief executive officer and president, will retire on Dec. 31, 2017. Lipinski, who also serves as the chief executive officer and president of CVR Refining, LP and the executive chairman of CVR Partners, LP, will be succeeded by David Lamp.

At first, and to facilitate a transition, Mr. Lamp will assume the role of co-CEO effective Dec. 1, 2017. Effective Jan.

1, 2018, Mr. Lamp will assume the role of CEO. Most recently, Mr. Lamp was President and COO of Western Refining Company. Prior to Western Refining, Mr. Lamp was President and CEO of Northern Tier Energy Corporation, which merged with Western Refining.

He previously served as COO and Executive Vice President of HollyFrontier Corporation. In 2011, Holly and Frontier completed a merger of equals and changed the name to HollyFrontier Corporation. Mr. Lamp joined Holly in 2004 and held various roles, including Vice President, Refinery Operations, Executive Vice President, Refining and Marketing, and President.

Mr. Lamp has more than 37 years of technical, commercial and operational experience in the refining and chemical industry. He also helped position CVR Partners as a nitrogen fertilizer industry leader and launched the initial public offerings for CVR Energy, CVR Refining and CVR Partners.