Holding(s) in Company

Morgan Sindall PLC
07 February 2008

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          Standard Life Investments Ltd
         notification obligation:
4        Full name of shareholders(s):                  Vidacos Nominees
5        Date of the transaction and date on which the 6 February 2008
         threshold is crossed or reached:

6        Date on which issuer notified:                 7 February 2008
7        Threshold(s) that is/are crossed or reached:  12%


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
                        5,145,107                                      5,145,107

GB0008085614
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
                       5,129,962                       3,214,150       1,915,812        7.509%          4.476%

GB0008085614
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
5,129,962                                              11.985%
9        Chain of controlled undertakings through      Standard Life Investments Ltd
         which the voting rights and/or the financial
         instruments are effectively held, if
         applicable:
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:              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)    Standard Life Investments Ltd
Contact address (registered office for legal entities)
Phone number                                           0131 245 2289
Other useful information (at least legal
representative for legal persons)
B:  Identity of the notifier, if applicable

Full name                                              Alison Kennedy, Corporate Governance Manager - Engagement
Contact address
Phone number                                           0131 245 2289
Other useful information (eg functional relationship
with the person or legal entity subject to the
notification obligation)




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