SThree plc 02 August 2006 NOTIFICATION OF MAJOR INTERESTS IN SHARES 1. Name of company SThree plc 2. Name of shareholder having a major interest Barclays plc 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 2 above, through various legal entities 4. Name of the registered holder(s) and, if more than one holder, the number of shares held by each of them Barclays Capital Nominees Limited 50,000 Barclays Capital Nominees Limited 22,087 Barclays Industrial Development Ltd. 1,265,510 Barclays Private Equity PVLP Ltd. Partnership 764,152 Boiss Nominees Ltd (A/c 4224361) 93,991 Chase Nominees Ltd (A/c 16376) 48,728 Chase Nominees Ltd (A/c 20947) 614,640 Chase Nominees Ltd (A/c 21359) 56,170 Chase Nominees Ltd (A/c 28270) 34,063 Investors Bank and Trust Co. 81,370 Investors Bank and Trust Co. 41,377 JP Morgan (BGI Custody) (A/c 16341) 59,165 JP Morgan (BGI Custody) (A/c 16400) 477,786 JP Morgan (BGI Custody) (A/c 16482) 469,114 JP Morgan (BGI Custody) (A/c 18409) 66,629 R C Creig Nominees Limited 2,455 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 N/A 8. Percentage of issued class N/A 9. Class of security Ordinary Shares of 1p 10. Date of transaction N/A 11. Date company informed 31 July 2006 12. Total holding following this notification 4,147,237 13. Total percentage holding of issued class following this notification 3.01 14. Any additional information 15. Name of contact and telephone number for queries Ian Colletts 020 7292 3838 16. Name and signature of authorised company official responsible for making this notification Ian Colletts, Company Secretary, SThree Date of notification 2 August 2006 This information is provided by RNS The company news service from the London Stock Exchange