GHT.L Regulatory News (GHT)

28 April 2011 

Gresham Computing plc

('Gresham' or 'the Company')

Annual Information Update

The Company provides an annual information update, in accordance with the requirements of Prospectus Rule 5.2.1R, of information which has been published or made available to the public over the 12 months up to and including 27 April 2011. The information referred to in this update was up to date at the time the information was published but some information may now be out of date.

UK Regulatory announcements made via RNS, a regulatory information service:

Date Heading

19 April 2011 Notice of AGM and Annual Financial Report 2010

18 April 2011 Interim Management Statement

1 April 2011 Holding(s) in Company

29 March 2011 Directorate Change

29 March 2011 Annual Financial Report Announcement

15 March 2011 Notice of Results

6 January 2011 Director/PDMR Shareholding

5 January 2011 Trading Update

31 December 2010 Grant of Options

30 December 2010 Result of General Meeting

15 December 2010 Holding(s) in Company

8 December 2010 Notice of General Meeting

2 December 2010 Holding(s) in Company

1 December 2010 Notification of Interest

30 November 2010 Notification of Interest and Director's Dealings

29 November 2010 Notification of Interest and Director's Dealings

15 November 2010 Notification of Interest and Director's Dealings

4 November 2010 Holding(s) in Company

4 November 2010 Holding(s) in Company

2 November 2010 Interim Management Statement

2 November 2010 Board Change

28 October 2010 Significant contract renewal

27 September 2010 Holding(s) in Company

10 August 2010 Half Yearly Report

6 July 2010 Trading Statement

29 June 2010 Total Voting Rights

23 June 2010 Director/PDMR Shareholding

18 June 2010 Price monitoring Extension

15 June 2010 Holding(s) in Company

15 June 2010 Holding(s) in Company

11 June 2010 Director/PDMR Shareholding

10 June 2010 Directorate Change

9 June 2010 Result of AGM

9 June 2010 AGM Statement

21 May 2010 Annual Information Update

10 May 2010 Notice of AGM, 2009 AFR and Circular

30 April 2010 Director/PDMR Shareholding

29 April 2010 Directorate Change

29 April 2010 Interim Management Statement

29 April 2010 Final Results

Copies of regulatory announcements can be found on the Investor Relations pages of the Company's website at www.gresham-computing.com.

Documents filed at Companies House:

Date Heading

12 April 2011 Director Appointed Mr Robert James Grubb

11 January 2010 Alteration to Memorandum and Articles

11 January 2011 Authorised Allotment of Shares and Debentures

3 November 2010 Appointment Terminated, Director Eric Sepkes

20 October 2010 Auditor's Resignation

14 September 2010 Relating to Accounts of Gresham Computing plc Group Companies 06/05/2010

6 July 2011 Statement of Capital GBP 2642544.5

23 June 2010 Group of Companies' Accounts made up to 31/12/09

10 June 2010 Director Appointed Mr Kenneth Archer

20 May 2010 Annual Return 10/05/10 Full List

20 May 2010 Director's change of particulars / Eric Sepkes / 10/05/2010

20 May 2010 Director's change of particulars / Max Royde / 10/05/2010

20 May 2010 Director's change of particulars / Christopher Mark Errington / 10/05/2010

29 April 2010 Appointment Terminated Director Andrew Walton Green

Copies of documents filed at Companies House can be found on the Companies House website at www.companies-house.gov.uk.

Documents sent to shareholders:

Date Heading

15 April 2011 Annual Financial Report 2010 & Notice of 2011 AGM

7 December 2010 Notice of General Meeting & Circular

10 May 2010 Annual Financial Report 2009, Notice of 2010 AGM & Circular

Copies of these documents are available on the Investor Relations pages of the Company's website at www.gresham-computing.com.

The Annual Financial Report 2009, Notice of 2010 AGM, Circular and AGM Special Resolutions passed were also filed with the UK Listing Authority's document viewing facility.

The Notice of General Meeting & Circular, Result of General Meeting and the Annual Financial Report 2010 & Notice of 2011 AGM were also filed with the National Storage Mechanism maintained by Hemscott at http://www.hemscott.com/nsm.do.

In accordance with Article 27.3 of the Prospectus Directive Regulation, we confirm that to the best of our knowledge, the information relating to the Company set out above is up to date at the date of this announcement but it is acknowledged that such disclosures may, at any time, become out of date due to changing circumstances.

A copy of this Annual Information Update and copies of the documents referred to in it can be obtained from the company secretary at the Company's registered office at Sopwith House, Brook Avenue, Warsash, Southampton, SO31 9ZA.

For further information please contact: