The following amendment has been made to the 'Notice of AGM' announcement released on 20 March 2023 at 13:00 under RNS No 5418T.

The hyperlink to the 2023 Notice of Annual General Meeting has been updated.

All other details remain unchanged.

The full amended text is shown below.

Serco Group plc (the 'Company')

LEI: 549300PT2CIHYN5GWJ21

Publication of the 2023 Notice of Annual General Meeting

The Company announces that it has today posted the 2023 Notice of Annual General Meeting ('2023 Notice of AGM') to those shareholders who have elected to receive paper communications.  The 2023 Notice of AGM can also be downloaded from the Company's website, www.serco.com/agm2023.

The Company's Annual General Meeting will be held at 11.00am on Thursday 27 April 2023 at the Company's office at Enterprise House, 11 Bartley Wood Business Park, Bartley Way, Hook, Hampshire RG27 9XB. 

In compliance with Listing Rule 9.6.1R of the UK Financial Conduct Authority, the 2023 Notice of AGM will be submitted to the UK Listing Authority and will, in due course, be available for inspection at www.fca.org.uk/markets/primary-markets/regulatory-disclosures/national-storage-mechanism.

David Eveleigh

Group General Counsel and Company Secretary

20 March 2023