Installation, maintenance, and repair of security and surveillance systems, safety and fire systems, communications systems, building automation systems, infrastructure protection systems, regulatory compliance systems, and security and surveillance devices

Installation, maintenance, and repair of security and surveillance systems, safety and fire systems, communications systems, building automation systems, infrastructure protection systems, regulatory compliance systems, and security and surveillance devices

Installation, maintenance and repair of communications systems, namely, rescue assistance systems, paging and intercom systems, mass notification systems, nurse call systems, patient wandering systems and infant protection systems

Installation, maintenance and repair of building management systems, namely, heating, ventilating and air conditioning systems, fire alarms and security systems

Wireless monitoring in the nature of remote monitoring of security alarm systems and fire alarm systems

Installation, maintenance, and repair of security and surveillance systems, safety and fire systems, communications systems, building automation systems, infrastructure protection systems, regulatory compliance systems, and security and surveillance devices

Installation, maintenance and repair of communications systems, namely, rescue assistance systems, paging and intercom systems, mass notification systems, nurse call systems, patient wandering systems and infant protection systems

Installation, maintenance and repair of building management systems, namely, heating, ventilating and air conditioning systems, fire alarms and security systems