Holding(s) in Company

Soco International PLC
17 August 2005

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

                             HOLDING IN THE COMPANY

The Company was notified on 16 August 2005 that Yunfiel SA transferred 141,056
(0.19%) and 719,369 (0.99%) SOCO International plc ordinary shares of £0.20 each
('Shares') to Upper Ground Limited for nil consideration on 22 July 2005 and 27
July 2005 respectively.

Mr Patrick Maugein, Chairman of the Company, beneficially owns 100% of the 
issued share capital of both Yunfiel SA and Upper Ground Limited.

As a result, Mr Maugein's interest in the Company is unchanged and remains
6,781,860 Shares, representing 9.34% of the issued share capital of the Company,
and 365,867 warrants to acquire shares at £0.55 each ('Warrants'). This interest
is held as follows:

       860,425 Shares (1.18%) are owned by Upper Ground Limited, which is 100%
       beneficially owned by Mr Maugein;

       40,652 Warrants are held by Yunfiel SA, which is 100% beneficially owned 
       by Mr Maugein;

       5,921,435 Shares (8.15%) and 325,215 Warrants are owned by Chemsa Limited, 
       which is owned by a trust company whose potential ultimate beneficiary is 
       the family of Mr Maugein.




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