Amerisur Resources Plc announced the appointment of Dana Coffield to the Board as an independent non-executive Director. Dana Coffield, who will join the Board on 7th April 2017, has over thirty years of international E&P experience encompassing North and South America, North Africa, Middle East and South East Asia. Between 2005 and 2015 Dana was Co-founder and CEO of Gran Tierra Energy Inc. Dana is currently Co-founder, President and CEO of Corvus Resources Inc. The company also announced the retirement of Nigel Luson from the Board effective immediately. Following the appointment of Dana Coffield taking effect, the Board of Amerisur will comprise two executive Directors, a Chairman and four independent non-executive Directors, exceeding the expected level of independent director representation for an AIM listed company. It is intended that Dana Coffield will join the Remuneration Committee.