Holding(s) in Company

Computacenter PLC
22 June 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):

Computacenter Plc

2. Reason for the notification

An acquisition or disposal of voting rights

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

Investec Asset Management Ltd

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

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

20 June 2007

6. Date on which issuer notified:

21 June 2007

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

5%

8. Notified details:

A: Voting rights attached to shares

Situation previous to the Triggering transaction

Class/type of shares if possible using the ISIN CODE Number of Shares    Number of voting rights
GB00B1649052                                                 7,914,637               7,914,637

Resulting situation after the triggering transaction
Class/type of shares if possible using the ISIN CODE Number of shares Number of voting rights % of voting rights
                                                     Direct           Direct     Indirect     Direct    Indirect
GB00B1649052                                                                      8,027,054                5.03%

B: Financial Instruments

Resulting situation after the triggering transaction

Type of financial instrument Expiration date Exercise/conversion period date Number of voting rights that may be 
acquired if the instrument is exercised/converted % of voting rights


Total (A+B)

Number of voting rights             % of voting rights
    8,027,054                               5.03%

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:

11. Number of voting rights proxy holder has acquired:

12. Date on which proxy holder acquired voting rights:

13. Additional information:

14. Contact name:

Name              Ian Gartshore

Address           Investec Asset Management Ltd
                  2 Gresham Street
                  London
                  EC2V 7QP

Telephone       [phone]

Computacenter plc contact for queries

Name        Lisa Gibbon
            Assistant Company Secretary
Address     Computacenter plc
            Hatfield Avenue
            Hatfield
            Hertfordshire
            AL10 9TW
Telephone   [phone]







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