Holding(s) in Company

Mondas PLC
29 April 2005


                     Mondas plc ('Mondas' or 'the Company')
                               Holding in Company

Mondas announces that the Company was notified, on 28 April 2002, that, after
recent share purchases, Mr Patrick Porteous now holds 800,000 Mondas ordinary
shares, equivalent to 3.06 per cent of the ordinary share capital of the
Company.




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