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Diploma PLC (DPLM.L)

LSE - LSE Delayed price. Currency in GBp (0.01 GBP)
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4,224.00-42.00 (-0.98%)
At close: 04:35PM BST

Diploma PLC

10-11 Charterhouse Square
London EC1M 6EE
United Kingdom
44 20 7549 5700

IndustryIndustrial Distribution
Full-time employees3,500

Key executives

NameTitlePayExercisedYear born
Mr. Jonathan David ThomsonCEO & Director1.76MN/A1972
Mr. Christopher Mark DaviesCFO & Executive Director1.4MN/A1970
Mr. John MorrisonGroup General Counsel & Company SecretaryN/AN/A1984
Ms. Jill TennantGroup HR DirectorN/AN/AN/A
Mr. Dan BrownSector Chief Executive Officer of Life SciencesN/AN/AN/A
David GoodeSector Chief Executive Officer of ControlsN/AN/AN/A
Ted MessmerSector Chief Executive Officer of North American SealsN/AN/AN/A
Alessandro LalaSector Chief Executive Officer of International SealsN/AN/AN/A
Mr. Phillip PrattGroup Sustainability DirectorN/AN/AN/A
Mr. Neil YazdaniGroup Financial ControllerN/AN/AN/A
Amounts are as of 31 December 2023, and compensation values are for the last fiscal year ending on that date. Pay includes salary, bonuses, etc. Exercised is the value of options exercised during the fiscal year. Currency in GBp.


Diploma PLC, together with its subsidiaries, supplies specialized technical products and services in the United Kingdom, Continental Europe, North America, and internationally. It operates through three business sectors: Life Sciences, Seals, and Controls. The Life Sciences sector supplies technology-enabled products used in surgical procedures in operating theatres and endoscopy; testing equipment and services for clinical laboratories; and bio-pharma, food safety and testing, and other research-oriented products. It serves hospitals, clinical laboratories, and research facilities. The Seals sector supplies various seals, gaskets, cylinders, components, and kits used in heavy mobile machinery; and O-rings, fittings, hydraulic and industrial hoses, pneumatics products, pumps, and related accessories. The Controls sector offers wire and cabling, interconnect, specialty fasteners, and adhesive and industrial automation solutions for various applications. Diploma PLC was incorporated in 1999 and is based in London, the United Kingdom.

Corporate governance

Diploma PLC’s ISS governance QualityScore as of 1 July 2024 is 8. The pillar scores are Audit: 9; Board: 8; Shareholder rights: 1; Compensation: 7.

Corporate governance scores courtesy of Institutional Shareholder Services (ISS). Scores indicate decile rank relative to index or region. A decile score of 1 indicates lower governance risk, while 10 indicates higher governance risk.