Holding(s) in Company

Sondex PLC
17 September 2004

                                  SCHEDULE 10

                   NOTIFICATION OF MAJOR INTERESTS IN SHARES


1.     Name of company
        Sondex plc


2.     Name of shareholder having a major interest
        Fidelity International Limited and its direct & indirect subsidiaries


3.     Please state whether notification indicates that it is in respect of holding of the shareholder named in 2 above
       or in respect of a non-beneficial interest or in the case of an individual holder if it is a holding of that
       person's spouse or children under the age of 18.
        As Above


4.     Name of the registered holder(s) and, if more than one holder, the number of shares held by each of them
       JP Morgan 115,226

       Northern Trust 21,874

       State Street Bank & Trust 90,417

       Chase Manhattan Bank London 883,412

       Mellon Bank 354,900

       Chase Nominees Ltd. 52,409

       HSBC client Holdings nominees (UK) Ltd. 73,574


5.     Number of shares/amount of stock acquired
       Not stated


6.     Percentage of issued class
        Not stated


7.     Number of shares/amount of stock disposed
       Not stated


8.     Percentage of issued class
       Not stated


9.     Class of security
        Ordinary shares


10.    Date of transaction
        Not stated


11.    Date company informed
        16 September 2004


12.    Total holding following this notification
       1,591,812


13.    Total percentage holding of issued class following this notification
       2.90%


14.    Any additional information

15.    Name of contact and telephone number for queries
        John Sleightholme 0118932 6755


16.    Name and signature of authorised company official responsible for making this notification.
       John Sleightholme


Date of notification: 17 September 2004




                      This information is provided by RNS
            The company news service from the London Stock Exchange