Establishments primarily engaged in monitoring and maintaining security systems devices, such as burglar and fire alarms. Establishments of this industry may sell or lease and install the security systems which they monitor and maintain. Establishments primarily engaged in the sales and installation, or installation only, of such devices are classified in Construction, Industry 1731.
Burglar alarm monitoring and maintenance
Security systems devices, burglar and fire alarm: monitoring and maintenance
Fire alarm monitoring and maintenance
Codes
Titles
Total Marketable US Businesses
7382
Security Systems Services
17,885
738200
Security systems services
13,217
73820000
Security systems services
13,217
738299
Security systems services, nec
4,668
73829901
Burglar alarm maintenance and monitoring
2,458
73829902
Fire alarm maintenance and monitoring
346
73829903
Protective devices, security
1,504
73829904
Confinement surveillance systems maintenance and monitoring
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