Holding(s) in Company

For filings with the FSA include the annex For filings with issuer exclude the annex 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: Serco Group 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 An event changing the breakdown of voting rights Other (please specify): 3. Full name of person(s) subject to Legal & General Plc (L&G) notification obligation: 4. Full name of shareholder(s) (if Legal & General Assurance (Pensions different from 3): Management) Limited (PMC) 5. Date of transaction (and date on 31 July 2009 which the threshold is crossed or reached if different): 6. Date on which issuer notified: 3 August 2009 7. Threshold(s) that is/are crossed or From 4% - 3% (L&G) reached: 8: Notified Details A: Voting rights attached to shares Class/type of Situation previous to Resulting situation after shares the triggering the triggering transaction transaction If possible Number of Number of Number of Number of Percentage of use shares voting shares voting rights voting rights ISIN code rights Direct Indirect Direct Indirect ORD GBP 0.02 20,266,295 20,266,295 19,133,882 19,133,882 3.91 B: Financial Instruments Resulting situation after the triggering transaction Type of Expiration Exercise/ No. of voting Percentage of financial date conversion rights that may be voting rights instrument period/date acquired (if the instrument exercised/ converted) Total (A+B) Number of voting rights Percentage of voting rights 19,133,882 3.91 9. Chain of controlled undertakings through which the voting rights and /or the financial instruments are effectively held, if applicable: Legal & General Group Plc (Direct and Indirect) (Group) Legal & General Investment Management (Holdings) Limited (LGIMH)(Direct & Indirect) Legal & General Investment Management Limited (Indirect) (LGIM) Legal & General Group Plc (Direct) (L&G) (19,133,882 - 3.91% = LGAS, LGPL & PMC) Legal & General Investment Management (Holdings) Limited (Direct) (LGIMHD) (1 7,401,015 - 3.56% = PMC) Legal & General Assurance (Pensions Management) Limited (PMC) (17,401,015 - 3. 56% = PMC) Legal & General Insurance Holdings Limited (Direct) (LGIH) Legal & General Assurance Society Limited (LGAS & LGPL) Legal & General Pensions Limited (Direct) (LGPL) Proxy Voting: 10. Name of proxy holder: n/a 11. Number of voting rights proxy n/a holder will cease to hold: 12. Date on which proxy holder will n/a cease to hold voting rights: 13. Additional information: Serco Group plc is disclosing this information in accordance with DTR 5.8.12 14 Contact name: Sarah Howfield, Company Secretarial Assistant 15. Contact telephone name: 01256 744272 For notes on how to complete form TR-1 please see the FSA website. Note: Annex should only be submitted to the FSA not the issuer Annex: Notification of major interests in shares A: Identity of the persons or legal entity subject to the notification obligation Full name (including legal form of legal entities) Contact address (registered office for legal entities) Phone number & email Other useful information (at least legal representative for legal persons) B: Identity of the notifier, if applicable Full name Contact address Phone number & email Other useful information (e.g. functional relationship with the person or legal entity subject to the notification obligation) C: Additional information

Companies

Serco Group (SRP)
UK 100

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