Holding(s) in Company

Sondex PLC
28 June 2006

                      
 
                  NOTIFICATION OF MAJOR INTERESTS IN SHARES


1)   NAME OF COMPANY

     Sondex plc

2)   NAME OF SHAREHOLDER HAVING A MAJOR INTEREST

     Aviva plc and its 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 in 2 above

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

     Morley Fund Management Limited:
     BNY Norwich Union Nominees Limited          611,108*
     Chase GA Group Nominees Limited           2,015,380*
     Chase Nominees Limited                      122,613*
     CUIM Nominee Limited                        551,530*
     Vidacos Nominees Ltd                         33,389*

     *denotes beneficial interest

5)   Number of shares/amount of stock acquired.

     n/a

6)   Percentage of issued Class 

     n/a

7)   Number of shares/amount of stock disposed

     402,500

8)   Percentage of issued Class 

     0.72%

9)   Class of security

     Ordinary GBP0.10 shares

10)  Date of transaction

     22 June 2006

11)  Date company informed

     23 June 2006

12)  Total holding following this notification

     3,334,020*

     * beneficial interest only
               
13)  Total percentage holding of issued class following this notification 

     5.97%

14)  Any additional information

     Figures are based on shares in issue of 55,851,989

15)  Name of contact and telephone number for queries



16)  Name and signature of authorised company official responsible for 
     making this notification

     Date of Notification 
                                      



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