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NAICS 561431 · Administrative and Support and Waste Management and Remediation Services

NAICS 561431

642 contractors list NAICS 561431 in SAM.gov; 477 are small under its SBA size standard and 59 list it as their primary NAICS.

Learn more about NAICS size standards

Contractors (all registrations)
642
Small under 561431SBA size standard for this code
477
Primary NAICSTheir main line of business
59
Related industriesCodes these firms also list
8

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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 561431

Claimed profiles come first by membership level, then companies with 561431 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 642 contractors

Codes these contractors list most often alongside 561431: natural teaming adjacencies.