Halma plc

Halma plc
Company typePublic limited company
LSEHLMA
FTSE 100 component
IndustryTechnology
Founded1894 (1894)
HeadquartersAmersham, England, UK
Key people
ProductsFire and gas detection, medical devices, water analysis, safety locks
Revenue£2,248.1 million (2025)
£486.3 million (2025)
£296.4 million (2025)
Number of employees
8,000 (2026)
Websitewww.halma.com

Halma plc is a British global group of safety equipment companies that makes products for hazard detection and life protection based in Amersham, England. It is listed on the London Stock Exchange and is a constituent of the FTSE 100 Index.