Director/PDMR Shareholding

Gresham Computing PLC
20 November 2006

                                                                20 November 2006


                           Director/PDMR Shareholding
                             Gresham Computing plc
                          ('Gresham' or 'the Company')


On 17 November 2006, Mr S. W. Purchase (Commercial Director) sold 250,000
ordinary shares, representing 0.50% of the outstanding share capital, at a price
of £1.40 per share.

As a result, Mr Purchase has reduced his beneficial interest in the ordinary
shares of the Company to 3,797,139, representing 7.54% of the outstanding share
capital.

Mr Purchase notified the Company on 17 November 2006 of the above transaction in
accordance with DR 3.1.2R of the Disclosure Rules and section 324 (as extended
by section 328) of the Companies Act 1985.

The total number of outstanding ordinary shares of the Company remains unchanged
at 50,350,890 ordinary shares of 5p each.


                                     -ends-


For further information, please contact:

Gresham Computing plc                                    [phone]
Chris Errington, Finance Director

Financial Dynamics                                       [phone]
James Melville-Ross                                                
Matt Dixon


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