Halma Plc is a holding company which engages in the development, production and sale of hazard and life protection products. It operates through the following business segments: Safety, Environmental and Analysis, and Healthcare. The Safety segment engages in the provision of products that protect people, assets and infrastructure in commercial, industrial and public spaces. The Environmental and Analysis segment engages in the provision of technologies that monitor the environment, ensure the quality and availability of life-critical resources, and enable customers to analyse, test and transmit critical data through optical and photonic technologies. The Healthcare segment engages in the provision of technologies and digital solutions which help providers improve the care they deliver and enhance the quality of patient's lives. The company was founded in 1894 and is headquartered in Amersham, the United Kingdom.