Rule 8.3 - PRESSAC PLC

    FORM 8.3

DEALINGS BY PERSONS WHO OWN OR CONTROL 1% OR MORE OF ANY CLASS OF RELEVANT SECURITY
(Rule 8.3 of The City Code on Takeovers and Mergers)

Name of purchaser/vendor *      MR W & MRS S CAMPBELL

Company dealt in	        PRESSAC PLC

Relevant security dealt in	ORD GBP 0.05

If a connected EFM, name of offeree/offeror with which connected
	
If a connected EFM, nature of connection #	

Date of dealing	                 10 MAY 2005

DEALINGS 

Amount bought                 Price per unit (currency must be stated)
400,000                       0.9500

Amount sold                   Price per unit (currency must be stated)
	

Resultant total amount and percentage of the same relevant security owned or controlled	
2,400,000 (2.76%)

IS A SUPPLEMENTAL FORM 8 (DERIVATIVE)/FORM 8 (OPTION) ATTACHED?      NO

Date of disclosure     11 MAY 2005
Contact name           BRIAN GRAY
Telephone number       0141 352 3357

*	Specify the owner or controller in addition to the person dealing.  The naming of nominees or vehicle companies is
insufficient.  In the case of disclosure of dealings by fund managers on behalf of discretionary clients, the clients
need not be named.

#	See the definition of connected fund managers and principal traders in the Definitions Section of the Code.

	If disclosing dealings/holdings in derivatives or options, please attach Supplemental Form 8 (Derivative) or
Supplemental Form 8 (Option), as appropriate.

For details of the Codes dealing disclosure requirements, see Rule 8 and its Notes which can be viewed on the Takeover
Panels website at www.thetakeoverpanel.org.uk.