Holding(s) in Company

Concurrent Technologies PLC
19 November 2007


TR-1(i): NOTIFICATION OF MAJOR INTERESTS IN SHARES


1. Identity of the issuer or the underlying issuer of existing shares to which
   voting rights are attached (ii):

   CONCURRENT TECHNOLOGIES PLC


2. Reason for the notification (please place an X inside the appropriate  
   bracket/s):

   An acquisition or disposal of voting rights: ( X )


   An acquisition or disposal of financial instruments which may result in the
   acquisition of shares already issued to which voting rights are attached:( )

   An event changing the breakdown of voting rights: ( )

   Other (please specify) : ( )

   .................


3. Full name of person(s) subject to the notification obligation (iii):

   LIONTRUST INVESTMENT SERVICES LIMITED


4. Full name of shareholder(s) (if different from 3.) (iv):

   N/A


5. Date of the transaction (and date on which the threshold is crossed or
   reached if different) (v):

   15/11/07


6. Date on which issuer notified:

   16/11/07


7. Threshold(s) that is/are crossed or reached:

   15%


8. Notified details:

   .................


A: Voting rights attached to shares

Class/type of shares if possible using    Situation previous to the Triggering
             the ISIN CODE                          transaction (vi)
                                          Number of     Number of voting Rights
                                            shares              (viii)

          Ordinary Shares 1p              10,304,277          10,304,277

Resulting situation after the triggering transaction (vii)


Class/type of shares  Number of shares     Number of voting       % of voting
if possible using the                        rights (ix)            rights
      ISIN CODE

                           Direct        Direct (x)   Indirect  Direct  Indirect
                                                        (xi)

      Ordinary
      Shares 1p           10,830,151    10,830,151              15.04


B: Financial Instruments

Resulting situation after the triggering transaction (xii)

  Type of   Expiration    Exercise/    Number of voting rights that may   % of
 financial     Date      Conversion    be acquired if the instrument is  voting
instrument    (xiii)    Period/ Date         exercised/ converted.       rights
                            (xiv)

    N/A


Total (A+B)
Number of voting rights                    % of voting rights

    10,830,151                                  15.04


9. Chain of controlled undertakings through which the voting rights and/or
   the financial instruments are effectively held, if applicable (xv):

   .................


Proxy Voting:


10. Name of the proxy holder:

    N/A


11. Number of voting rights proxy holder will cease to hold:

    N/A


12. Date on which proxy holder will cease to hold voting rights:

    N/A


13. Additional information:

    .................


14. Contact name:

    Glen Fawcett


15. Contact telephone number:
  
    01206 752626



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