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:

SThree plc

2:   Reason for notification (yes/no)

An acquisition or disposal of voting rights

yes

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

no

An event changing the breakdown of voting rights

no

Other (please specify):

no

3:   Full name of person(s) subject to  

       notification obligation:

William Frederick Bottriell

4:   Full name of shareholder(s) 

        (if different from3):

HSBC Global Custody UK Ltd A/C 813259

5:   Date of transaction (and date on which the 

         threshold  is crossed or reached if different):

9 June 2008

6:   Date on which issuer notified:

5 September 2008

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

       reached:

7%

8:    Notified Details

A:    Voting rights attached to shares

Class/type of share    If possible use ISIN code

GB00B0KM9T71

Situation previous to the triggering transaction

Number of shares

Number of voting rights

9,030,518

9,030,518

Resulting situation after the triggering transaction

Number of shares

Number of voting rights

Percentage of
voting rights

Direct

Indirect

Direct

Indirect

9,327,764

9,327,764

N/A

7.40%

N/A

B:    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

Total (A+B)

Number of voting rights

Percentage of voting rights

9,327,764

7.40%

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

       financial instruments are effectively held, if applicable:

Proxy Voting:

10:    Name of 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:

Steve Hornbuckle, Company Secretary

15:    Contact telephone number:

0207 292 3876