NIBCO is a globally recognized manufacturer and provider of valves, fittings and flow-control products. The company operates ten manufacturing facilities throughout the United States, Mexico and Poland, and has eight distribution centers, offering more than 30,000 SKUs to its customers.

Rensselaer Fire Department is the fire department based in the city of Rensselaer, Indiana. They provide a wide range of fire safety, protection and rescue services.

SafeCare is a company providing fire panels, smoke detectors, heat detectors, and pull stations. The company also provides automatic sprinklers and fire alarms. Inspection services offered include Fire Hydrant Test and Inspection, Range Hood Inspection, Fire Extinguisher Inspection, Fire Shutter Roll Door Inspection.

SENSIT Technologies designs, manufactures and services a complete line of gas leak detection instruments, combustible gas indicators and confined space monitors. The company's product-line also includes vehicle mounted methane detectors and underground pipe locators.

Shambaug are providers of fire detection and suppression systems like Wet and dry sprinklers, foam systems, CO2 systems: gaseous agents, Clean agent systems, pumps, Fire alarms and detection systems, Fire sprinkler repair & service among others.

Centre and Portage Township Fire Departments merged in 2008 to create the Southwest Central Fire Territory.

Tri-State Fire Protection Inc. provides Service, Repair & Installation of Fire and Safety Equipments. The services include automatic sprinkler systems – wet, dry and clean agents systems.