Classification Information
INSTALLATION, MAINTENANCE AND REPAIR SERVICES OF COMPUTER NETWORKS, SECURITY SYSTEMS, FIRE DETECTION AND ALARM SYSTEMS, INTRUDER DETECTION AND ALARM SYSTEMS, SMOKE DETECTION AND ALARM SYSTEMS, CARBON-MONOXIDE DETECTION AND THEFT PROTECTION AND ALARM SYSTEMS, HVAC, HEATING, AIR CONDITIONING AND VENTILATION SYSTEMS, ENTERTAINMENT SYSTEMS, IRRIGATION, POOL AND SPA SYSTEMS, COMPUTER MONITORING AND CONTROL SYSTEMS, TELECOMMUNICATIONS, BROADBAND, INTRANET AND INTERNET SYSTEMS
Building Construction and Repair