Holding(s) in Company

Synchronica PLC
27 October 2006


                   NOTIFICATION OF MAJOR INTERESTS IN SHARES


1. Name of company

SYNCHRONICA PLC


2. Name of shareholder having a major interest

CREDIT AGRICOLE CHEUVREUX INTERNATIONAL LIMITED


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

2 ABOVE


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

CREDIT AGRICOLE CHEUVREUX INTERNATIONAL LIMITED


5. Number of shares / amount of stock acquired

NOT DISCLOSED


6. Percentage of issued class

NOT DISCLOSED


7. Number of shares / amount of stock disposed

N/A


8. Percentage of issued class

N/A


9. Class of security

ORDINARY SHARES OF 1 PENCE EACH


10. Date of transaction

26/10/2006


11. Date company informed

27/10/2006


12. Total holding following this notification

1,300,000


13. Total percentage holding of issued class following this notification

3.57%


14. Any additional information

CREDIT AGRICOLE SA, CALYON SA, CREDIT AGRICOLE CHEUVREUX SA & SAS RUE LA BOETIE
ALSO DEEMED TO HAVE AN INTEREST IN THE SHARES BY VIRTUE OF SECTION 203 OF THE
ACT


15. Name of contact and telephone number for queries

ANGUS DENT - 01580 831650


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

ANGUS DENT, CFO


Date of notification

27/10/2006




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