5 June 2025

Sutton Harbour Group plc
("Sutton Harbour" or the "Company")

Retirement of Director

Sutton Harbour Group plc announces that, after 12 years of service, Graham Miller has notified the Board of his intention to retire as a Non-Executive Director and not to seek re-election at the Company's annual general meeting in September 2025.

The Board is pleased to announce that it is in advanced stages of identifying an additional Non-Executive Director. A further announcement will be made in due course.

The Board would like to take this opportunity to thank Graham for the contribution he has made to Sutton Harbour during his time as a director, both initially as Chairman and, since early 2018, as Senior Independent Non-Executive Director, and to wish him well in his retirement.

For further information, please contact:

Notes to Editors

Sutton Harbour Group plc (AIM: SUH) is an AIM quoted company specialising in marine operations, waterfront regeneration and destination creation in Plymouth and South West England.

The Company operates Sutton Harbour Marina, King Point Marina and Plymouth Fisheries. Operational activities include mixed-use lettings, car parking and support services to harbour users, property management and regeneration and asset enhancement.

Sutton Harbour is committed to being the leading marine and waterfront regeneration specialist in Southern England, and to positioning Sutton Harbour in Plymouth as a destination of national interest.