Holding(s) in Company

Lansdowne Oil & Gas plc
26 June 2007



                                                                  26 June 2007

                            LANSDOWNE OIL & GAS plc

               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 Moar, Finance Director                          01224 748 480
www.lansdowneoilandgas.com

John East & Partners Limited
David Worlidge / Simon Clements                       020 7628 2200





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