NAICS Code for Security Services
The primary NAICS code for Security Services is 5616 — Investigation and Security Services. The Investigation and Security Services industry group (NAICS 5616) contains closely related industries: Investigation, Guard, and Armored Car Services, Security Systems Services. Businesses in this group share common operational characteristics and serve similar markets. Typical activities include: Investigation and Security Services. Related codes include 56162 (Security Systems Services), 115116 (Farm Management Services), 332812 (Metal Coating, Engraving (except Jewelry and Silverware), and Allied Services to Manufacturers).
Primary NAICS Code
5616Investigation and Security ServicesAlso commonly classified as:
561612Security Guards and Patrol Services561621Security Systems Services (except Locksmiths)About Security Services
The Investigation and Security Services industry group (NAICS 5616) contains closely related industries: Investigation, Guard, and Armored Car Services, Security Systems Services. Businesses in this group share common operational characteristics and serve similar markets.
Typical Business Activities
What's Included
- +Investigation and Security Services
How to Determine Your NAICS Code
While 5616 (Investigation and Security Services) is the most common classification for security services, your specific code depends on your primary revenue-generating activity. Review the included and excluded activities above to confirm this code fits your business. If your operations span multiple categories, use the code that best represents your largest source of revenue. You can also use the search tool below to describe your specific business activities and find the most accurate match.
Related NAICS Codes
Businesses in security services may also fall under these codes:
Describe Your Business
Need a more specific NAICS code? Search by your business activity or company name: