Riverstone Energy Limited announced that on February 26, 2016, Sir Robert Wilson and James Hackett have notified the company that they do not intend to offer themselves for re-election to the company's board of directors at its forthcoming Annual General Meeting on May 19, 2016, and, accordingly, will step down from the Board at the conclusion of the AGM. The company announced that Ken Ryan and Jeremy Thompson are being proposed for election to the Board at the AGM as non-executive directors. Ken Ryan is a Partner of Riverstone and is responsible for corporate development.

He is based in New York. Prior to joining Riverstone in 2011, he worked for Gleacher & Company /Gleacher Partners in both London and New York, most recently as Managing Director and Co-head of Investment Banking. Jeremy Thompson has sector experience in Finance, Telecoms, Engineering and Oil & Gas.

He acts as a consultant to a number of businesses which include independent non-executive directorships for both listed and PE funds.