The Board of Directors of Zion Oil & Gas, Inc. appointed Dustin L. Guinn as the Chief Executive Officer, effective September 1, 2018. Mr. Guinn currently serves as the company's Executive Vice Chairman of the Board, President and Chief Operating Officer, positions he will retain. Mr. Guinn is replacing Victor G. Carrillo who tendered his resignation letter on August 31, 2018 from the position of Chief Executive Officer and director after eight years of service to the company.

Prior to joining the company, Mr. Guinn served as Chief Executive Officer (Viking CEO) of Viking Services from June of 2011 through September of 2015. Mr. Guinn's primary responsibilities included operational and strategic management focusing on the growth, deployment and profitability of assets in Turkey, Northern Iraq, Hungary, Bulgaria, Serbia, Romania and other strategic countries within the Middle East, North Africa, as well as Central and Eastern Europe.