Holding(s) in Company

Morgan Sindall PLC
09 July 2007

TR1: NOTIFICATION OF MAJOR INTERESTS IN SHARES


1      Identity of the issuer or the          Morgan Sindall plc
       underlying issuer of existing shares
       to which voting rights are attached:
2      Reason for the notification:           An acquisition or disposal of voting rights


3      Full name of person(s) subject to the  Barclays PLC
       notification obligation:

4      Full name of shareholders(s):          Barclays Bank PLC

                                              Barclays Capital Securities Ltd

                                              Barclays Global Investors Japan Ltd

                                              Barclays Global Investors Ltd

                                              Barclays Life Assurance Co Ltd

                                              Barclays Stockbrokers Ltd

                                              Gerrard Investment Management Ltd

5      Date of the transaction and date on    03 July 2007
       which the threshold is crossed or
       reached:

6      Date on which issuer notified:         04 July 2007

7      Threshold(s) that is/are crossed or    5% to 3%
       reached:

8      Notified details:
A:  Voting rights attached to shares


Class/type of      Situation previous to the triggering transaction
shares If possible
using the ISIN
code               Number of shares                         Number of voting rights
GB0008085614       2,154,567                                2,154,567


Class/type of      Resulting situation after the triggering transaction
shares If possible
using the ISIN
code               Number of shares           Number of voting rights     % of voting rights
                                              Direct        Indirect      Direct          Indirect


GB0008085614       1,554,159                  0             1,554,159     0               3.65%
B:  Financial instruments


Resulting situation after the triggering transaction


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


N/A
Total (A+B)


Number of voting rights                       % of voting rights


1,554,159                                     3.65%

9      Chain of controlled undertakings       Barclays Bank plc
       through which the voting rights and/or
       the financial instruments are          Barclays Capital Securities Ltd
       effectively held, if applicable:
                                              Barclays Global Investors Japan Ltd

                                              Barclays Global Investors Ltd

                                              Barclays Life Assurance Co Ltd

                                              Barclays Stockbrokers Ltd

                                              Gerrard Investment Management Ltd
Proxy Voting:


10     Name of the proxy holder:

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

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

13     Additional information:

14     Contact for further information:       Mary Nettleship, Company Secretary

15     Contact telephone number:              020 7307 9218
Annex to Notification of Major Interests in Shares


A:  Identity of the person or legal entity subject to the notification obligation


Full name (including legal form for legal     Barclays Plc
entities)
Contact address (registered office for legal
entities)

Phone number                                  020 7116 2913

Other useful information (at least legal      Geoff Smith
representative for legal persons)

B:  Identity of the notifier, if applicable


Full name                                     Geoff Smith

Contact address

Phone number                                  020 7116 2913
Other useful information (eg functional
relationship with the person or legal entity
subject to the notification obligation)




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