AMER.L Regulatory News (AMER)

21 April 2015

Amerisur Resources Plc

("Amerisur" or the "Company")

Board Change

Amerisur Resources Plc, the oil and gas producer and explorer focused on South America (LSE: AMER), is pleased to announce that George Woodcock has been appointed Executive Director of Exploration at Amerisur on a part time basis with immediate effect, ahead of taking on the role on a full time basis at the end of the year.

George Woodcock, previously Non- Executive Director of the Company, has spent his entire career in the oil and gas industry since joining BP Exploration in 1968. During his 20 years with BP he held a number of positions including Vice President of Exploration and Production at BP Developments Australia and Chief Geophysicist at BP Colombia. On leaving BP, George was responsible for the running of the Rubiales field in Colombia from 1990 to 1992 in his role at Tuskar Petroleum and has co-founded and managed various private exploration companies in Colombia.

Nigel Luson has been appointed a member of the Remuneration Committee with immediate effect, replacing George Woodcock who has stepped down.

Giles Clarke, Chairman of Amerisur commented:

"As our activities accelerate, we are delighted that George Woodcock has agreed to join and strengthen the executive team across South America asExecutive Director of Exploration while supporting the local management teams in country. We look forward to working closer with George and benefiting from his extensive knowledge and in-country expertise given the rapidly growing pace of our operations."

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