TR-1: Notifications of Major Interests in Shares

A: Voting rights attached to shares

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

Morgan Sindall Group plc

2: Reason for notification (yes/no)
An acquisition or disposal of voting rights		yes
An acquisition or disposal of qualifying financial instruments which may result in the acquisition of shares already issued to which voting rights are attached		no
An acquisition or disposal of instruments with similar economic effect to qualifying financial instruments		no
An event changing the breakdown of voting rights		no
Other (please specify):		no

3. Full name of person(s) subject to the notification obligation:	Aviva plc & its subsidiaries
4. Full name of shareholder(s) (if different from 3.):	Registered Holder: BNY (Nominees) Limited 7,698* BNY Norwich Union Nominees Limited 126,207* Chase (GA Group) Nominees Limited 764,542* Chase Nominees Limited 20,309* Vidacos Nominees Limited 7,690* *denotes direct interest Chase Nominees Limited 23,293 Vidacos Nominees Limited 10,533
5. Date of the transaction (and date on which the threshold is crossed or reached):	06 February 2013
6. Date on which issuer notified:	07 February 2013
7. Threshold(s) that is/are crossed or reached:	10% to <5% Change at Combined Interest Level

8: Notified Details
A: Voting rights attached to shares
Class/type of share If possible use ISIN code		GB0008085614

Situation previous to the triggering transaction
Number of shares		Number of voting rights
4,680,684		4,680,684

Resulting situation after the triggering transaction
Number of shares	Number of voting rights		Percentage of voting rights
	Direct	Indirect	Direct	Indirect
960,272	926,446	33,826	2.14%	0.08%

B: Qualifying Financial Instruments
Resulting situation after the triggering transaction
Type of financial instrument	Expiration date	Exercise/ conversion period/date	No. of voting rights that may be acquired (if the instrument exercised/converted)	Percentage of voting rights

9. Chain of controlled undertakings through which the voting rights and/or the
financial instruments are effectively held, if applicable:

The voting rights are managed and controlled by Aviva Investors Global Services Limited, with the following chain of controlled undertakings:-

Aviva Investors Global Services Limited:

· Aviva plc (Parent Company)

· Aviva Group Holdings Limited (wholly owned subsidiary of Aviva plc)

· Aviva Investors Holdings Limited (wholly owned subsidiary of Aviva Group Holdings Limited)

· Aviva Investors Global Services Limited (wholly owned subsidiary of Aviva Investors Holdings Limited)

Proxy Voting:

10. Name of the proxy holder:

See Section 4

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 name:

Mary Nettleship, Company Secretary

15. Contact telephone number:

020 7307 9200

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)	Aviva plc & its subsidiaries
Contact address (registered office for legal entities)
Phone number & email	01603 685988
Other useful information (at least legal representative for legal persons)

B: Identity of the notifier, if applicable
Full name	Michael Dunhill
Contact address
Phone number & email	01603 685988
Other useful information (e.g. functional relationship with the person or legal entity subject to the notification obligation)

C: Additional information

This information is provided by RNS

The company news service from the London Stock Exchange

END

HOLEAAAPESFDEFF

C: Financial Instruments with similar economic effect to Qualifying Financial Instruments

Resulting situation after the triggering transaction

Type of financial
instrument

Exercise
price

Expiration
date

Exercise/
Conversion
period

Number of voting
rights instrument
refers to

% of voting rights