Press release

23 November 2015

NOT FOR RELEASE, DISTRIBUTION OR PUBLICATION, IN WHOLE OR IN PART, DIRECTLY OR INDIRECTLY, IN OR INTO, THE UNITED STATES OF AMERICA, AUSTRALIA, CANADA, JAPAN, SOUTH AFRICA OR ANY JURISDICTION WHERE TO DO SO MIGHT CONSTITUTE A VIOLATION OF THE RELEVANT LAWS OR REGULATIONS OF SUCH JURISDICTION.

This announcement is an advertisement and not a prospectus. It does not constitute an offer of securities for sale or subscription in any jurisdiction. Investors should not subscribe for or purchase any securities referred to in this announcement except in compliance with applicable securities laws and only on the basis of information in the prospectus (the "Prospectus") which has been published today by Riverstone Energy Limited (the "Company") in connection with the issue and the proposed admission of new ordinary shares (the "New Ordinary Shares") to listing on the Premium Segment of the Official List (the "Official List") of the Financial Conduct Authority (the "FCA") and to trading on the main market for listed securities of London Stock Exchange plc (the "London Stock Exchange") (together, "Admission").

Riverstone Energy Limited ("the Company" or "REL")

Announcement of Publication of Prospectus

Further to the announcements made by the Company earlier today, the Company is pleased to announce that the Prospectus in respect of the Placing and Open Offer to raise £67.6 million has been approved by the UK Listing Authority and published.

Words and expressions that are defined in the Prospectus shall have the same meanings where they are used in this announcement, except where the context requires otherwise.

A copy of the Prospectus will shortly be available for inspection at the National Storage Mechanism which is located at http://www.morningstar.co.uk/uk/nsm.do.

A copy of the Prospectus will also shortly be available for inspection, subject to applicable securities laws, from the Company's website at www.RiverstoneREL.com. 

Important Notices

Neither this announcement nor any copy of it may be made or transmitted into the United States of America (including its territories or possessions, any state of the United States of America and the District of Columbia) (the "United States"), or distributed, directly or indirectly, in the United States. Neither this announcement nor any copy of it may be taken or transmitted directly or indirectly into Australia, Canada, Japan or South Africa or to any persons in any of those jurisdictions, except in compliance with applicable securities laws. Any failure to comply with this restriction may constitute a violation of United States, Australian, Canadian, Japanese or South African securities laws. The distribution of this announcement in other jurisdictions may be restricted by law and persons into whose possession this announcement comes should inform themselves about, and observe, any such restrictions. This announcement does not constitute or form part of any offer or invitation to sell or issue, or any solicitation of any offer to purchase or subscribe for securities in the United States, Australia, Canada, Japan or South Africa or in any jurisdiction to whom or in which such offer or solicitation is unlawful.

The Company has not been and will not be registered under the US Investment Company Act of 1940, as amended. In addition, the New Ordinary Shares have not been and will not be registered under the US Securities Act of 1933, as amended (the "Securities Act") or with any securities regulatory authority of any state or other jurisdiction of the United States and, subject to certain exceptions, may not be offered, sold, pledged, or otherwise transferred, directly or indirectly, in or into the United States or to or for the account or benefit of US persons (as such terms are defined in Regulation S under the Securities Act ("Regulation S")). There will be no public offer of the New Ordinary Shares in the United States.

The securities to which this announcement relates have not been approved or disapproved by the US Securities and Exchange Commission, any state securities commission in the United States or any United States regulatory authority, nor have any of the foregoing authorities passed upon or endorsed the merits of the offering of the New Ordinary Shares or the accuracy of adequacy of this announcement. Any representation to the contrary is a criminal offence in the United States.

The securities referred to herein have not been registered under the applicable securities laws of Australia, Canada, Japan or South Africa and, subject to certain exceptions, may not be offered or sold within Australia, Canada, Japan or South Africa or to any national, resident or citizen of Australia, Canada, Japan or South Africa.

Marketing for the purposes of the Directive 2011/61/EU (the "AIFMD") by the Company and/or a third party on its behalf of the New Ordinary Shares in relation to the Placing and Open Offer will only take place in an EEA Member State if the Company is appropriately registered or has otherwise complied with the requirements under AIFMD (as implemented in the relevant EEA Member State) necessary for such marketing to take place.

Any purchase of New Ordinary Shares in the Placing and Open Offer should be made solely on the basis of the information contained in the Prospectus, which contains detailed information about the Company and its management.

J.P. Morgan Securities plc and Goldman Sachs International are each authorised by the Prudential Regulation Authority (the "PRA") and regulated in the United Kingdom by the PRA and the FCA. Each of the Joint Sponsors is acting exclusively for the Company and no one else in connection with Admission. None of the Joint Sponsors will regard any other person (whether or not a recipient of this document) as a client in relation to the issue and will not be responsible to anyone other than the Company for providing the protections afforded to their respective clients nor for the giving of advice in relation to Admission or any transaction, matter or arrangement referred to in this announcement. The Joint Sponsors are not advising the Company or any other person on the Tender Offer.