Detection
| Status Scientific Controls Ltd Manufactures and suppliers of high quality fixed and portable gas detection equipment. | |
| AIM Safety Company, Inc. - develops, manufactures and markets worldwide a diverse range of sophisticated toxic and explosive gas detectors. | |
| American Gas & Chemical Co. Ltd. - manufacturer of leak detection products, ultrasonic testers, gas monitors, indicators and instrumentation. | |
| Biosystems, Inc. - gas detection, air purification, and "PosiChek" SCBA testers. | |
| CEA Instruments - a supplier of hazardous gas detection instrumentation since 1972. | |
| Crowcon Detection Instruments Ltd - equipment to detect toxic, flammable and oxygen gas hazards, for mining, water, petrochemical, construction, tunnelling, landfill & other applications. | |
| Gas Measurement Instruments Ltd. - designs and manufactures a wide range of gas detection equipment. | |
| Gas Tech Inc. - vertically integrated manufacturer that develops, supplies, services and markets portable and fixed system gas detection instruments. | |
| General Monitors - manufacturer of gas and flame detection equipment for the industrial and municipal markets. State of the art reliable technology. | |
| Interscan Corporation - provides gas detection applications information. | |
| Zellweger Analytics, Inc. - worldwide manufacturer of water analysis instruments, toxic and flammable gas detection equipment, systems and controls, and process gas analyzers. | |