Holding(s) in Company

Morgan Sindall PLC
03 April 2006


Morgan Sindall plc
3 April 2006

Notification of major Interests in Shares
     
1.   Name of listed company:

     Morgan Sindall plc

2.   Name of shareholder having a major interest:

     Barclays PLC

3.   Please state whether notification indicates that it is regarding the
     holding of the shareholder named in 2 above or in respect of a 
     non-beneficial interest:

     As in paragraph 2 above

4.   Names of registered holders and number of shares held by each:

     Name                                                  Number of shares

     Barclays Capital Nominees Limited                     76,220
     BNP Paribas                                           1,069
     Boiss Nominees Ltd                                    19,127
     Chase Nominees Ltd                                    1,099,667
     CIBC Mellon Global Securities                         443
     Investors Bank and Trust Co.                          51,375
     JP Morgan (BGI Custody)                               401,546
     JP Morgan Chase Bank                                  30,143
     Mellon Trust - US Custodian                           1,714
     Mellon Trust of New England                           1,709
     Northern Trust Bank - BGI SEPA                        5,475
     RC Grieg Nominees Ltd                                 29,550
     Reflex Nominees Limited                               2,390
     State Street Bank & Trust - WI                        7,383
     State Street Trust of Canada                          1,613
     The Northern Trust Company - U                        1,154
     
5.   Number of shares acquired:

     Unknown

6.   Percentage of issued class:

     n/a

7.   Number of shares disposed:

     Nil

8.   Percentage of issued class:

     n/a

9.   Class of Security:

     Ordinary shares

10.  Date of transaction:

     30 March 2006
     
11.  Date company informed:

     3 April 2006

12.  Total holding following this notification:

     1,730,578

13.  Total percentage holding of issued class following this notification:

     4.09%

14.  Name of contact and telephone number for queries:

     Mary Nettleship - 020 7307 9218

15.  Name of company official responsible for making this notification:

     Mary Nettleship, Company Secretary

16.  Date of notification:

     3 April 2006



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