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NAICS 561330 · Administrative and Support and Waste Management and Remediation Services

Professional Employer Organizations

2,780 contractors list NAICS 561330 (Professional Employer Organizations) in SAM.gov; 2,081 are small under its SBA size standard and 131 list it as their primary NAICS.

Learn more about NAICS size standards

Contractors (all registrations)
2,780
Small under 561330SBA size standard for this code
2,081
Primary NAICSTheir main line of business
131
Related industriesCodes these firms also list
8

Work this industry

Size is NAICS-specific: a firm can be small under one code and other than small under another. Learn more about small business set-asides

Contractors listing NAICS 561330

Claimed profiles come first by membership level, then companies with 561330 as their primary NAICS, then federal obligations over the last 36 months. SPRS shows the highest blind bracket met, never the score. Learn more about blind SPRS brackets

Including excluded, expired and inactive SAM.gov registrations (flagged in the list). Excluded entities cannot receive federal awards or subcontracts. Hide them

Showing 1–20 of 2,780 contractors

Codes these contractors list most often alongside 561330: natural teaming adjacencies.