INTERESTS IN SHARES

RNS Number:6462U
Sondex PLC
10 April 2007

TR-1: NOTIFICATION OF MAJOR INTERESTS IN SHARES

1. Identity of the issuer or the underlying issuer of existing shares to which
voting rights are attached:

Sondex Plc

2. Reason for the notification (please place an X inside the appropriate bracket
/s):

An acquisition or disposal of voting rights: (x)

An acquisition or disposal of financial instruments which may result in the
acquisition of shares already issued to which voting rights are attached: ( )

An event changing the breakdown of voting rights: ( )

Other (please specify) : ( )

3. Full name of person(s) subject to the notification obligation:

Royal Bank of Scotland as Trustee of the Merrill Lynch UK Special Situations
Fund

4. Full name of shareholder(s) (if different from 3.) :

5. Date of the transaction (and date on which the threshold is crossed or
reached if different):

4th April 2007

6. Date on which issuer notified:

10th April 2007

7. Threshold(s) that is/are crossed or reached:

Gone from 4% to 5%

8. Notified details:

A: Voting rights attached to shares

Class/type of shares if possible Situation previous to the Triggering transaction
using the ISIN CODE
Number of shares Number of voting Rights

GB0033047100 2,817,509 2,817,509

Resulting situation after the triggering transaction

Class/type of shares if Number of shares Number of voting rights % of voting rights
possible using the ISIN CODE Direct Direct Indirect Direct Indirect

3,117,500 3,117,500 n/a 5.49% n/a

B: Financial Instruments

Resulting situation after the triggering transaction

Type of Expiration Date Exercise/Conversion Number of voting rights % of voting rights
financial Period/ Date that may be acquired if the
instrument instrument is exercised/
converted.

Total (A+B)
Number of voting rights % of voting rights

3,117,500 5.49%

9. Chain of controlled undertakings through which the voting rights and/or the
financial instruments are effectively held, if applicable :

Proxy Voting:

10. Name of the proxy holder:

11. Number of voting rights proxy holder will cease to hold:

12. Date on which proxy holder will cease to hold voting rights:

13. Additional information:

Identity of the legal entity subject to the notification obligation

14. Contact name:

Royal Bank of Scotland as Trustee of the Merrill Lynch UK Special Situations
Fund

15. Contact telephone number: