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NAICS code lookup
The complete official 2022 dictionary — all 1,012 six-digit NAICS codes. Open any code for its pricing, market, competitors, and live opportunities.
238220Construction
Plumbing, Heating, and Air-Conditioning Contractors
Specialty trade contractors installing and servicing plumbing, HVAC, and refrigeration systems. A core specialty trade for federal building maintenance, IDIQ JOC contracts, and base-operations support.
Typical value
$250K – $25M per award
Common set-asides
Small Business, 8(a), HUBZone, SDVOSB
Top buyers
US Army Corps of Engineers · Naval Facilities Engineering Command · GSA Public Buildings Service · Department of Veterans Affairs · Department of Defense
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