EcoSynthetix Inc. announced that it has appointed Interim CEO Jeff MacDonald as Chief Executive Officer of EcoSynthetix effective May 1, 2015. Mr. MacDonald replaces the Company's previous Chief Executive Officer, John van Leeuwen, whose departure will be effective May 1, 2015. Mr. MacDonald joined EcoSynthetix as Chief Operating Officer in April 2014 and was appointed as the Company's Interim Chief Executive Officer on February 19, 2015.