Holding in Company - 30 August 2005

Notification Under Part VI the Companies Act 1985 (as amended)

Please note that on 26 August 2005, Interserve Plc (the "Company") was notified that M & G Investments, on behalf of Prudential Plc and certain of its subsidiary companies have a notifiable interest of 3,460,263 ordinary shares of 10p each representing 3.03% of the issued share capital of the Company.