Our mission is to be the premier U.S. refining and logistics company.

Michael C. Jennings

Chief Executive Officer and President

Mr. Jennings has served as Chairman of the Board since January 2013 and as Chief Executive Officer and President since the merger of Holly Corporation (“Holly”) and Frontier Oil Corporation (“Frontier”) in July 2011.  Mr. Jennings has served as the Chief Executive Officer of Holly Logistic Services, L.L.C. since January 2014.  Mr. Jennings served as President and Chief Executive Officer of Frontier from 2009 until the merger of Holly and Frontier in July 2011.  He served as Executive Vice President and Chief Financial Officer of Frontier from 2005 until 2009.