Director Declaration

29 July 2024

Serco Group plc (the 'Company' or 'Serco')

Legal Entity Identifier: 549300PT2CIHYN5GWJ21

Director Declaration

The Company has been notified that Victoria Hull (who is due to join the Board as an Independent Non-Executive Director (NED) with effect from 1 September 2024) was appointed as a NED and a member of the Nomination and Remuneration Committees of IMI plc with effect from 1 August 2024.

This announcement is made in accordance with Listing Rule 9.6.14.

Ends

For further information please contact:

Paul Checketts, Group Head of Investor Relations, tel: +44 (0) 7718 195 074 or email: [email protected]

Scot Marchbank, Group Communications and Marketing Director, tel: +44 (0) 7958 675 706 or email: [email protected]

About Serco

Serco brings together the right people, the right technology and the right partners to create innovative solutions that make positive impact and address some of the most urgent and complex challenges facing the modern world. With a primary focus on serving governments globally, Serco's services are powered by more than 50,000 people working across defence, space, migration, justice, healthcare, mobility and customer services. Serco's core capabilities include service design and advisory, resourcing, complex programme management, systems integration, case management, engineering, and asset & facilities management.

Underpinned by Serco's unique operating model, Serco drives innovation and supports customers from service discovery through to delivery. More information can be found at www.serco.com.