Amerisur Resources Plc, the oil and gas producer and explorer focused on South America, announces that Stephen Foss has informed the Company of his intention to step down from the Board, with effect from 1 February 2019, to pursue other executive business interests at an established global asset management group, focused on emerging markets.

From 1 January 2019 Dana Coffield, independent non-executive Director will chair the remuneration committee, which will consist of Dana Coffield, Chris Jenkins and Alex Snow, all independent non-executive directors.

Following the departure of Stephen Foss, the Board comprises two Executive Directors, a Chairman and four independent non-executive Directors, exceeding the expected level of independent director representation as set out in the UK Corporate Governance Code.

Giles Clarke, Chairman of Amerisur, said:
"I would like to thank Stephen for his years of service and speak on behalf of the entire Company and Board in wishing him every success in the future.  Stephen has made a major contribution to Amerisur's improvement in corporate governance over recent years."

Stephen Foss said:
"I have enormously enjoyed my time at Amerisur and wish the Company well for the future. I look forward to observing its considerable progress."

Amerisur additionally confirms that Douglas Ellenor retired from the Board after ten years as of 31 December 2018.

Giles Clarke, Chairman of Amerisur, said:
"I would like to thank Dr Ellenor for his decade of service to Amerisur and for his significant contribution as a non-executive Director.  The Board wishes Dr Ellenor all best wishes in his retirement."