Industry: 7381—Detective, Guard, and Armored Car Services
Establishments primarily engaged in providing detective, guard, and armored car services. Establishments primarily engaged in monitoring and maintaining security systems devices, such as burglar and fire alarms, are classified in Industry 7382.

Armored car serviceInvestigators, private
Detective agenciesLie detection service
Dogs, rental of: for protective servicePolygraph service
Fingerprint serviceProtective service, guard
Guard serviceSecurity guard service
Codes Titles Total Marketable US Businesses
7381Detective and Armored Car Services30,121
738100Detective and armored car services2,913
73810000Detective and armored car services2,913
738101Guard services17,670
73810100Guard services10,083
73810101Armored car services643
73810102Burglary protection service74
73810103Guard dog rental55
73810104Protective services, guard1,132
73810105Security guard service5,683
738102Detective services9,538
73810200Detective services642
73810201Detective agency679
73810202Fingerprint service222
73810203Lie detection service237
73810204Private investigator7,758