Holding(s) in Company

Morgan Sindall PLC
02 June 2006

Morgan Sindall plc

2 June 2006


Notification of major Interests in Shares

1. Name of listed company:
Morgan Sindall plc

2. Name of shareholder having a major interest:
Aviva plc and its subsidiaries

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. Name of registered holder:
BNY Norwich Union Nominees Limited           342,327*
Chase GA Group Nominees Limited              986,492*
Chase Nominees Limited                        76,500*
CUIM Nominee Limited                         345,669*

* denotes beneficial interest

5. Number of shares acquired:
75,999

6. Percentage of issued class:
0.18%

7. Number of shares disposed:
n/a

8. Percentage of issued class:
n/a

9. Class of Security:
Ordinary shares

10. Date of transaction:
1 June 2006

11. Date company informed:
2 June 2006

12. Total holding following this notification:
1,750,988*

* beneficial interest only

13. Total percentage holding of issued class following this notification:
4.14%

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:
2 June 2006




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