Diploma plc
Diploma plc is an international group of businesses that supplies specialized technical products and services to the life sciences, seals, and controls industries. The company operates through a decentralized business model, acquiring and growing niche distribution and manufacturing firms across Europe, North America, and other global regions.
Brand Identity Data
HQ Country
United Kingdom
HQ City
London
Founded
1931
EU Headquartered
No
EU Manufactured
Yes
Stock Exchange
Private
Repair / Recycling
No
Ethical Certifications
None verified
Verified on July 22, 2026