Riverstone Energy : Share Buyback Program Pause & Authorised Increase

LEI: 213800HAZOW1AWRSZR47

4 October 2021

Riverstone Energy Limited

Share Buyback Programme Pause & Authorised Increase

As the next portfolio valuation date is 30 September 2021, Riverstone Energy Limited (the "Company") announces that its £20.0 million share buyback programme has been paused, as was done in previous closed periods,until after the Company's Interim Management Statement for 30 September 2021 (the "IMS") has been published, scheduled for 27 October 2021. Since the Company's announcement on 11 May 2021, 2,390,860 ordinary shares have been bought back at a total cost of approximately £9.8 million, such that there is £10.2 million remaining of the previously authorised amount of £20.0 million.

Further, the Board has approved the increase of the authorised amount by £20 million from £20.0 million to £40.0 million andintends to recommence the share buyback programme with Numis Securities Limited and J.P. Morgan Securities plcafter publication of the IMS.

About Riverstone Energy Limited:

REL is a closed-ended investment company that invests exclusively in the global energy industry across all sectors. REL aims to capitalise on the opportunities presented by Riverstone's energy investment platform. REL's ordinary shares are listed on the London Stock Exchange, trading under the symbol RSE. REL has 13 active investments spanning decarbonisation, oil and gas, renewable energy and power in the Continental U.S., Western Canada, Gulf of Mexico and Europe.

For further details, seewww.RiverstoneREL.com

Neither the contents of Riverstone Energy Limited's website nor the contents of any website accessible from hyperlinks on the websites (or any other website) is incorporated into, or forms part of, this announcement.

Media Contacts

For Riverstone Energy Limited:

Josh Prentice [phone]