Notice of Annual General Meeting

LEI: 213800HAZOW1AWRSZR47

15 April 2026

Riverstone Energy Limited

("REL" or the "Company")

Notice of Annual General Meeting

The Company announces that its Annual General Meeting ("AGM") will be held at Trafalgar Court, Les Banques, St Peter Port, Guernsey, Channel Islands at 17.00 (BST) on Monday, 18 May 2026.

The Notice of AGM has been dispatched to all Shareholders. An electronic copy of the Notice of AGM and Form of Proxy are also available on the Company's website: https://www.RiverstoneREL.com/investors/reports-and-presentations/.

A copy of the Notice of AGM can also be inspected at the National Storage Mechanism website at https://data.fca.org.uk/#/nsm/nationalstoragemechanism.

- ENDS -

About Riverstone Energy Limited:

The Company is a closed-ended investment company which invests in the energy industry. Its ordinary shares are listed on the London Stock Exchange, trading under the symbol RSE. The Company has 3 active investments, all of which are in the decarbonisation sector.

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.

Media Contacts

For Riverstone Energy Limited:

[email protected]

Deutsche Numis - Corporate Broker:

Hugh Jonathan / Matt Goss

+44 (0) 20 7260 1000

Ocorian Administration (Guernsey) Limited -

Company Secretary:

Birgitte Horn

[email protected]