Holding(s) in Company

For filings with the FCA include the annex For filings with issuer exclude the annex TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARESi 1. Identity of the issuer or the underlying issuerof existing shares to which voting rights are Communisis plcattached:ii 2 Reason for the notification (please tick the appropriate box or boxes): An acquisition or disposal of voting rights X

An acquisition or disposal of qualifying financial instruments which may resultin the acquisition of shares already issued to which voting rights are attached

An acquisition or disposal of instruments with similar economic effect toqualifying financial instruments An event changing the breakdown of voting rights Other (please specify): 3. Full name of person(s) subject to the Seren Capital Managementnotification obligation:iii Limited 4. Full name of shareholder(s) (if different from 3.):iv 5. Date of the transaction and date onwhich the threshold is crossed or 8 May 2013reached: v 6. Date on which issuer notified: 10 May 2013 7. Threshold(s) that is/are crossed or Below 10%reached: vi, vii 8. Notified details: A: Voting rights attached to shares viii, ix Class/type of Situation previous Resulting situation after the triggeringshares to the triggering transaction transaction if possible Number Number Number Number of voting % of voting rightsusing of of of shares rights xthe ISIN CODE Shares Voting Rights Direct Direct xi Indirect Direct Indirect xii GB0006683238 19,120,000 19,120,000 18,620,000 18,620,000 9.73%Ordinary B: Qualifying Financial Instruments Resulting situation after the triggering transaction Type of financial Expiration Exercise/ Number of voting % of votinginstrument date xiii Conversion Period xiv rights that may be rights acquired if the instrument is exercised/ converted. C: Financial Instruments with similar economic effect to Qualifying FinancialInstruments xv, xvi Resulting situation after the triggering transaction Type of Exercise Expiration Exercise/ Number of voting rights % of votingfinancial price date xvii Conversion instrument refers to rights xix, xxinstrument period xviii Nominal Delta Total (A+B+C) Number of voting rights Percentage of voting rights 18,620,000 9.73%

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

Proxy Voting: 10. Name of the proxy holder: 11. Number of voting rights proxy holder will ceaseto hold: 12. Date on which proxy holder will cease to holdvoting rights: 13. Additional information: 14. Contact name: Chris Hill 15. Contact telephone number: 01481738724 Note: Annex should only be submitted to the FCA not the issuer Annex: Notification of major interests in sharesxxii A: Identity of the persons or legal entity subject to the notificationobligation Full name (including legal form of legal entities) Contact address (registered office for legal entities) Phone number & email Other useful information (at least legal representative for legal persons) B: Identity of the notifier, if applicable Full name Contact address Phone number & email Other useful information (e.g. functional relationship with the person or legal entity subject to thenotification obligation) C: Additional information

For notes on how to complete form TR-1 please see the FCA website.