Holding(s) in Company

TR-1: Notifications of Major Interests in 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

An acquisition or disposal of instruments with similar economic effect to qualifying financial instruments

An event changing the breakdown of voting rights

Other (please specify):

3. Full name of person(s) subject to the

notification obligation:

Aberdeen Asset Management PLC's Fund Management Operating Subsidiaries

4. Full name of shareholder(s)

(if different from 3.):

 N/A

5. Date of the transaction (and date on which the

threshold is crossed or reached):

13/12/2010

6. Date on which issuer notified:

14/12/2010

7. Threshold(s) that is/are crossed or reached:

5%

3: 8: Notified Details

A: Voting rights attached to shares

Class/type of share

If possible using the ISIN CODE

Ordinary Shares

GB0008085614

Situation previous to the triggering transaction

Number of shares

Number of voting rights

2,156,142

2,156,142

Resulting situation after the triggering transaction

Number of shares

Number of voting rights

Percentage ofvoting rights

Direct

Indirect

Direct

Indirect

2,234,219

2,234,219

5.17%

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

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

Resulting situation after the triggering transaction

Type of financialinstrument

Exerciseprice

Expirationdate

Exercise/Conversionperiod

Number of votingrights instrumentrefers to

% of voting rights

Nominal

Delta

Total (A+B+C)

Number of voting rights

Percentage of voting rights

2,234,219

5.17%

9. Chain of controlled undertakings through which the voting rights and/or thefinancial 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 name:

Mary Nettleship, Company Secretary

15. Contact telephone number:

0207 307 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)

Contact address (registered office for legal entities)

Phone number & email

01224 404301

Other useful information (at least legal representative for legal persons)

B: Identity of the notifier, if applicable

Full name

Ian Grant

Contact address

Phone number & email

01224 404301

Other useful information (e.g. functional relationship with the person or legal entity subject to the notification obligation)

C: Additional information