Director Declaration

DIPLOMA PLC

12 CHARTERHOUSE SQUARE, LONDON EC1M 6AX

TELEPHONE: +44 (0)20 7549 5700

FACSIMILE: +44 (0)20 7549 5715

FOR IMMEDIATE RELEASE

22 December 2016

DIPLOMA PLC

DIRECTOR DECLARATION

In connection with the takeover offer by RedWhiteBlue Digital Marketing Services Holdings Ltd for the entire issued share capital of Creston plc (the "takeover"), it was envisaged that, on the takeover completing, Nigel Lingwood amongst others, would resign from the Board of Directors of Creston plc. That takeover has now completed and, accordingly, Nigel Lingwood has resigned as a Non-Executive Director of Creston plc.

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