DIPLOMA HOLDINGS PLC

00256111
StatusActive
Company typePublic Limited Company
Incorporated01/05/1931
Company number00256111
Nature of business (SIC)70100 - Activities of head offices
Registered office10-11 CHARTERHOUSE SQUARE, London, EC1M 6EE
Post townLondon
PostcodeEC1M 6EE
CountryENGLAND
Accounts categoryFULL
Accounts next due31/03/2027
Last accounts30/09/2025
Confirmation stmt next due10/03/2027
Last confirmation stmt24/02/2026
Charges2 charge(s)
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Data from Companies House — updated 2026-08-16.