Holding(s) in Company

Soco International PLC
19 June 2006


                             SOCO International plc
                           ('SOCO' or 'the Company')


                            HOLDINGS IN THE COMPANY


The Company was notified on 16 June 2006 that Lansdowne Partners Limited
Partnership holds 5,063,224 SOCO International plc ordinary shares of £0.20 each
('Shares'). This holding represents 6.96% of the issued share capital of the
Company.



Contact:     Carol Fan, 020 7747 2000



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