Holding(s) in Company

Morgan Sindall PLC
19 September 2007

TR1: NOTIFICATION OF MAJOR INTERESTS IN SHARES

1        Identity of the issuer or the underlying       Morgan Sindall plc
         issuer of existing shares to which voting
         rights are attached:

2        Reason for the notification:                   A disposal of voting rights

3        Full name of person(s) subject to the          Legal & General Group plc (L&G)
         notification obligation:

4        Full name of shareholders(s):                  N/A

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

6        Date on which issuer notified:                6 September 2007

7        Threshold(s) that is/are crossed or reached:  Below 3% (L&G)

8        Notified details:


A:  Voting rights attached to shares

Class/type of shares   Situation previous to the triggering transaction
If possible using the
ISIN code              Number of shares                                Number of voting rights

GB0008085614           1,305,391                                       1,305,391

Ordinary 5p

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


GB0008085614

Ordinary 5p                                                                             Below 3%


B:  Financial instruments

Resulting situation after the triggering transaction

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

Total (A+B)

Number of voting rights                                % of voting rights
                                                       Below 3%




9        Chain of controlled undertakings through      Legal & General Group plc (Direct and Indirect) (Group)
         which the voting rights and/or the financial
         instruments are effectively held, if          Legal & General Investment Management (Holdings) Limited (LGIMH)
         applicable:                                   (Direct and Indirect)

                                                       Legal & General Investment Management Limited (Indirect) (LGIM)

                                                       Legal & General Group plc (Direct) (L&G) (Below 3% = LGAS, LGPL
                                                       & PMC)

                                                       Legal & General Investment Management (Holdings) Limited
                                                       (Direct) (LGIMHD)

                                                       Legal & General Insurance Holdings Limited (Direct) (LGIH)

                                                       Legal & General Assurance (Pensions Management) Limited (PMC)

                                                       Legal & General Assurance Society Limited (LGAS & LGPL)

                                                       Legal & General Pensions Limited (Direct) (LGPL)

Proxy Voting:

10       Name of the proxy holder:                     N/A

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

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

13       Additional information:                       Notification using the total voting rights figure of 42,605,847

14       Contact for further information:              I M 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 entities)    Helen Lewis (LGIM)
Contact address (registered office for legal entities)
Phone number                                           020 3124 3851
Other useful information (at least legal
representative for legal persons)
B:  Identity of the notifier, if applicable

Full name                                              Helen Lewis (LGIM)
Contact address
Phone number                                           020 3124 3851
Other useful information (eg functional relationship
with the person or legal entity subject to the
notification obligation)




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