NAICS Code Guide

NAICS 238220: Plumbing, Heating & Air-Conditioning Contractors

238220 spans plumbing and mechanical/HVAC subcontracting at federal facilities. Ties heavily to MILCON, VA medical, and energy-savings work.

Quick facts

NAICS code
238220
Title
Plumbing, Heating & Air-Conditioning Contractors
SBA size standard
$19M

Government buyers

Example contract opportunities

  • VA medical AHU replacements
  • Base lodging renewals
  • ESPC mechanical scopes

Industry context

Federal jobs increasingly require refrigerant transition planning (HFC phasedown) and BIM coordination documentation.

Related NAICS codes

Related industries

States with the most activity in this NAICS

FAQs

What is NAICS 238220?
NAICS 238220 is the federal classification for Plumbing, Heating & Air-Conditioning Contractors. 238220 spans plumbing and mechanical/HVAC subcontracting at federal facilities. Ties heavily to MILCON, VA medical, and energy-savings work.
What is the SBA small-business size standard for NAICS 238220?
The SBA size standard for NAICS 238220 is $19M. A business at or below this threshold qualifies for small-business set-asides under this code.
Which agencies buy under NAICS 238220?
Top federal buyers under NAICS 238220 include U.S. Army Corps of Engineers, Department of Veterans Affairs, NAVFAC.
What are example contracts under NAICS 238220?
VA medical AHU replacements; Base lodging renewals; ESPC mechanical scopes.
What are the most-related NAICS codes?
Closely related codes include 238210 (Electrical Contractors), 237130 (), 541330 (Engineering Services).

Official references

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