CONCLUSION OF MONITORSHIP – US MILITARY HOUSING

News Release

8 June 2026

CONCLUSION OF INDEPENDENT COMPLIANCE MONITORSHIP - US MILITARY HOUSING BUSINESS

Balfour Beatty plc ("The Company") announces that, as of 6 June 2026, the independent compliance monitorship of its U.S. subsidiary Balfour Beatty Communities, LLC ("Communities") required by the U.S. Department of Justice, has formally concluded.

Throughout the period of the monitorship, Communities has worked to implement a broad improvement programme, including strengthening leadership and oversight structures, enhancing reporting and accountability mechanisms, and implementing more robust governance, compliance, and operational processes.

The conclusion of the monitorship marks an important milestone and Communities will continue to embed these improvements as part of its long-term operating model, while maintaining a strong focus on transparency, consistent delivery, operational performance, and the resident experience.

Communities remains committed to working closely with the US military service branches to provide safe, reliable, and well-maintained housing for service members and their families while ensuring a strong compliance environment and operational framework.

This announcement contains inside information. The person who arranged for the release of this announcement on behalf of the Company is Tracey Wood, Group General Counsel and Company Secretary.

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ENDS

Investor and analyst enquiries:

Jim Ryan

Head of Investor Relations

+44 (0)7858 368527

[email protected]

Media enquiries:

Louise McCulloch

Chief Communications & Corporate Affairs Officer

+44 (0)7814 693057

[email protected]

Notes to editors:

· Balfour Beatty is a leading international infrastructure group with over 26,000 employees driving the delivery of powerful new solutions, shaping thinking, creating skylines and inspiring a new generation of talent to be the change-makers of tomorrow.

· We finance, develop, build, maintain and operate the increasingly complex and critical infrastructure that supports national economies and deliver projects at the heart of local communities.

· For over 117 years, we have created iconic buildings and infrastructure all over the world. Currently, we are working to deliver Hinkley Point C, the first UK nuclear power station in a generation, constructing the world-class arts and cultural facility, the Lyric Theatre, in Hong Kong, and designing, building, financing, operating and maintaining the Automated People Mover superstructure at one of the busiest airports in the world, Los Angeles International Airport.