Holding(s) in Company

SThree plc
09 February 2007

                   NOTIFICATION OF MAJOR INTERESTS IN SHARES

1. Name of company

SThree plc

2. Name of shareholders having a major interest

William Bottriell and Simon Arber

3. Please state whether notification indicates that it is in respect of holding
of the shareholder named in 2 above or in respect of a non-beneficial interest
or in the case of an individual holder if it is a holding of that person's
spouse or children under the age of 18

As in 2 above

4. Name of the registered holder(s) and, if more than one holder, the number of
shares held by each of them

Name                   Global Custody Account           EBT Account

William Bottriell      14,030,518 shares                3,161,517 shares
Simon Arber            10,468,758 shares                2,370,319 shares

5. Number of shares / amount of stock acquired

N/A

6. Percentage of issued class

N/A

7. Number of shares / amount of stock disposed

Name                   Global Custody Account           EBT Account

William Bottriell      3,000,000 shares                 1,111,019 shares
Simon Arber            3,000,000 shares                 7,211 shares

8. Percentage of issued class

Name                                 Global & EBT % total

William Bottriell                    2.98%
Simon Arber                          2.18%

9. Class of security

Ordinary Shares of 1p

10. Date of transaction

7 and 8 February 2007

11. Date company informed

8 February 2007

12. Total holding following this notification

Name                   Global Custody Account           EBT Account

William Bottriell      11,030,518 shares                2,050,498 shares
Simon Arber            7,468,758 shares                 2,363,108 shares

13. Total percentage holding of issued class following this notification

Name                                 Global & EBT % total

William Bottriell                    9.48%
Simon Arber                          7.12%

14. Any additional information

Disposals from EBT Account relate to exercises of personal options granted prior
to IPO. Percentages based on current issued share capital of 137,993,170 shares

15. Name of contact and telephone number for queries

Steve Hornbuckle 020 7292 3838

16. Name and signature of authorised company official responsible for making
this notification

Steve Hornbuckle, Company Secretary, SThree

Date of notification

9 February 2007



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