HSI Fire & Safety Group, LLC
Retail Office EquipmentIllinois, United States2-10 Employees
HSI Fire & Safety Group, LLC provides a range of detector-testing equipment and accessories used to verify the functionality of smoke, carbon monoxide, and heat detectors for fire alarm systems. With more than three decades in operation, the company supports fire alarm testing and maintenance professionals by supplying tools that facilitate full-function testing. Its products are American-made and designed to meet US and international fire alarm codes and standards, offering practitioners confidence in their testing results. Based in Elk Grove Village, Illinois, the firm traces its history to the development of SmokeCheck, the original smoke detector test aerosol created in 1979. Over the years, the company has expanded its testing mediums and introduced patented formulas to support testing across smoke, carbon monoxide, and heat detectors. Its offerings are used by thousands of fire and safety professionals worldwide, reflecting its niche role within the retail office equipment sector.