Operates as a fire alarm service providing a number of services including fire alarm installation, service and 100% functional testing, electrical services for new construction and tenant improvement, mechanical services including system upgrades, retrofits and tenant finish, fire pump flow testing, dry valve testing and certification, pre-action system testing and certification, sprinkler systems repairs certification, fire extinguisher testing and certification, stairwell pressurization and smoke evacuation certification, and security services including card access and CCTV systems.