BRENTWOOD, Tenn., March 5, 2019 – Delek US Holdings, Inc. (NYSE: DK) (“Delek US”) and Delek Logistics Partners, LP (NYSE: DKL) (“Delek Logistics”) today announced the appointment of Mr. Assi Ginzburg to Executive Vice President and Chief Financial Officer of Delek US and Delek Logistics GP, LLC (“Delek Logistics GP”), the general partner of Delek Logistics, effective immediately. Mr. Ginzburg will succeed Mr. Kevin Kremke, who will remain with the company as an Executive Vice President and assist with the transition.