What is NAICS code 5616?

NAICS 5616 is the industry group "Investigation and Security Services" in the North American Industry Classification System, part of the Administrative and Support and Waste Management and Remediation Services sector (56).

NAICS Code 5616: Investigation and Security Services

NAICS code 5616 is the industry group for investigation and security services in the Administrative and Support and Waste Management and Remediation Services sector. It contains 5 6-digit industry codes, listed below.

NAICS codes in 5616 Investigation and Security Services

NAICS codes in 5616
Code	Title	Federal contracts (3 years)
561611	Investigation and Personal Background Check Services	$2.5B
561612	Security Guards and Patrol Services	$19B
561613	Armored Car Services	n/a
561621	Security Systems Services (except Locksmiths)	$2.3B
561622	Locksmiths	n/a

How to choose the right NAICS code

Pick the 6-digit code that best describes what you sell. List it as your primary code in SAM.gov, and add other codes for related work. Agencies choose one NAICS code for each contract, so check the codes on past awards for the kind of work you do. Search all codes in the NAICS code lookup.

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Frequently asked questions

What is NAICS code 5616?: NAICS 5616 is the industry group "Investigation and Security Services" in the North American Industry Classification System, part of the Administrative and Support and Waste Management and Remediation Services sector (56).