LEI: 213800HAZOW1AWRSZR47

2 October 2023

Riverstone Energy Limited

NOT FOR RELEASE, PUBLICATION OR DISTRIBUTION, DIRECTLY OR INDIRECTLY, IN OR INTO CANADA, AUSTRALIA, NEW ZEALAND OR JAPAN OR ANY OTHER JURISDICTION WHERE TO DO SO WOULD CONSTITUTE A VIOLATION OF THE RELEVANT LAWS OF SUCH JURISDICTION.

On 29 September 2023, Riverstone Energy Limited acquired 3,182,196 of the Company's ordinary shares (the "Shares"), pursuant to the tender offer announced on 17 August 2023 (the "Tender Offer"). All Shares repurchased by the Company have been cancelled.  Each Share acquired by the Company in the Tender Offer was purchased at the Tender Price of £5.78 per Share.

Payment to shareholders of the Tender Offer consideration will be despatched shortly .

Terms used in this announcement shall have the same meaning as set out in the Company's circular in respect of the Tender Offer dated 17 August 2023 (the "Circular").

In accordance with DTR 5.6.1R, the Company notifies the market of the following:

As at 2 October 2023, the Company's total issued share capital consists of 42,306,196 Shares of no par value. The Company does not hold any Shares in treasury.

Accordingly, the total number of Shares in the Company, each with equal voting rights, is currently 42,306,196.

This total voting rights figure can be used by shareholders as the denominator for the calculations by which they will determine whether they are required to notify their interest, or a change to their interest, in the Company under the FCA's Disclosure Guidance and Transparency Rules.

For further information

For Riverstone Energy Limited:
Josh Prentice
+44 (0) 20 3206 6300

J.P. Morgan Cazenove - Joint Corporate Broker
William Simmonds
Jeremie Birnbaum
+44 (0) 203 493 8000

Numis Securities Limited - Joint Corporate Broker
Hugh Jonathan
Vicki Paine
+44 (0) 207 260 1000

About Riverstone Energy Limited:

REL is a closed-ended investment company which invests in the energy industry that has since 2020 been exclusively focussed on pursuing and has committed $193 million to a global strategy across decarbonisation sectors presented by Riverstone's investment platform. REL's ordinary shares are listed on the London Stock Exchange, trading under the symbol RSE. REL has 15 active investments spanning decarbonisation, oil and gas, renewable energy and power in the Continental U.S., Western Canada, Europe and Australia.

For further details, see www.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.