Business
DIRECTOR DECLARATION – EXTERNAL APPOINTMENT
DIRECTOR DECLARATION – EXTERNAL APPOINTMENT.

About this update from Diploma Plc
10-11 CHARTERHOUSE SQUARE, LONDON EC1M 6EE TELEPHONE: +44 (0)20 7549 5700 FACSIMILE: +44 (0)20 7549 5715 24 September 2024 DIRECTOR DECLARATION - EXTERNAL APPOINTMENT Diploma PLC (the "Company"), the international value-add distribution group, has been notified that Katie Bickerstaffe, who will be Senior Independent Director and a Non-Executive Director of the Company with effect from 1 October, will be appointed to the Board of abrdn plc as a Non-Executive Director and member of the Remuneration Committees with effect from 1 October 2024. This announcement is made pursuant to LR 6.4.9 of the Listing Rules. J Morrison Group General Counsel & Company Secretary Diploma PLC For further information, please contact: Diploma PLC - D Lowden, Board Chair +44 (0)20 7549 5700 J Morrison, Group Company Secretary Further information on Diploma PLC can be found at www.diplomaplc.com LEI: 2138008OGI7VYG8FGR19