Holding(s) in Company

Soco International PLC
10 May 2005


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

                             HOLDING IN THE COMPANY

The Company was notified on 9 May 2005 that Pontoil Intertrade Limited has
acquired an additional 235,000 (0.33%) SOCO International plc ordinary shares of
£0.20 each ('Shares').

Following this transaction, Pontoil Intertrade Limited holds 15,210,543 Shares,
representing 21.04% of the issued share capital of the Company.


Contact:     Carol Fan, 020 7747 2000



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