26 June 2007

Lansdowne Oil & Gas plc (“Lansdowne” or “the Company”)

Notification of change in major interest in shares

Lansdowne Oil & Gas plc (“the Company”), announces that it was notified earlier today that following a disposal by its parent company, Ramco Hibernia Limited, a wholly-owned subsidiary of Ramco Energy plc, LC Capital Master Fund, Ltd (LC) is now the holder of 5,225,000 ordinary shares in the Company, representing 25.1 per cent. of the issued share capital and the voting rights of the Company. Ramco Hibernia Limited retains 12,728,308 ordinary shares in the Company, representing 61.15 per cent. of the issued share capital and the voting rights of the Company.

Ramco Hibernia Limited is party to a Relationship Agreement with the Company, entered into at the time the Company joined the AIM Market in April 2006. The Company’s Nominated Adviser, John East & Partners Limited, has given written consent to the disposal as required by the Relationship Agreement.

In addition, LC has undertaken to John East & Partners Limited and the Company not to dispose of any interests in ordinary shares in the Company (subject to certain limited exceptions) until 21 April 2008 without the prior written consent of John East & Partners Limited, such consent not to be unreasonably withheld or delayed.

Enquiries:

Lansdowne Oil & Gas plc
Chris MoarDirector01224 352 200

Lansdowne Oil and Gas plc
Britannia House
Endeavour Drive
Arnhall Business Park
Westhill
Aberdeenshire
AB32 6UF
Tel: +44 (0)1224 748480
Fax: +44 (0)1224 748481
Email: info@lansdowneoilandgas.com
Web: www.lansdowneoilandgas.com