Holding(s) in Company

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

MITIE Group PLC

2. Reason for the notification (please tick the appropriate box or boxes)

X

An acquisition or disposal of voting rights

An acquisition or disposal of financial instruments which may result in the acquisition of shares already issued to which voting rights are attached

An event changing the breakdown of voting rights

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

FMR LLC

4. Full name of shareholder(s) (if different from 3.):

See section 9

5. Date of the transaction (and date on which the threshold is crossed or reached if different):

11 October 2010

6. Date on which issuer notified:

13 October 2010

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

 5%

8. Notified details:

A: Voting rights attached to shares

Class/type of shares

if possible using the ISIN CODE

Situation previous to the Triggering transaction

Resulting situation after the triggering transaction

Number of Voting Rights

Number of shares

Number of voting rights

% of voting rights

Direct

Indirect

Direct

Indirect

GB0004657408

17,800,006

17,800,006

18,000,006

18,000,006

5.04

B: Qualifying Financial Instruments

Resulting situation after the triggering transaction xii

Type of financial instrument

Expiration date

Exercise/ Conversion Period/ Date

Number of voting rights that may be acquired if the instrument is exercised/ converted.

% of voting rights

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

Resulting situation after the triggering transaction xii

Type of financial instrument

Exercise price

Expiration date

Exercise/ Conversion Period/ Date

Number of voting rights instrument refers to

% of voting rights

Nominal

Delta

Total (A+B+C)

Number of voting rights

% of voting rights

18,000,006

5.04%

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

16,750,006 Brown Brothers Harriman and Co FMRCO

1,250,000 State Street Bank and TR Co FMTC

Proxy Voting:

10. Name of the proxy holder:

FMR LLC

11. Number of voting rights proxy holder will cease to hold:

200,000

12. Date on which proxy holder will cease to hold voting rights:

11 October 2010

13. Additional information:

14. Contact name:

Marie-Claire Haines - Group Company Secretary

15. Contact telephone number:

T: 0117 970 8800