NAICS 23

Construction

7,406 active contract opportunities

7,406

Active Opportunities

5,608

Posted Last 7 Days

30 days

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Top Industries

  • Commercial and Institutional Building Construction2140
  • Plumbing, Heating, and Air-Conditioning Contractors1056
  • Other Heavy and Civil Engineering Construction823
  • Highway, Street, and Bridge Construction640
  • Electrical Contractors and Other Wiring Installation Contractors458

Set-Aside Distribution

  • 2663
  • Small Business1845
  • SDVOSB1012
  • Small Business Set Aside - Total820
  • No Set Aside387

Top Locations

  • VA944
  • CA456
  • DC396
  • WA395
  • TX348

About NAICS23

The North American Industry Classification System (NAICS) code 23 covers construction. Federal agencies use NAICS codes to classify contracts by industry. Businesses should register their applicable NAICS codes in SAM.gov.

SAM.gov Registration →|Set-Aside Programs →

Related Industries

MWD - Inland Feeder/SBVMWD Foothill Pump Station Intertie, Stage 1 (Specification 2049)

Small Business Administration (SBA)
CA
NAICS 237110
Posted Sep 11, 2026
Due Sep 29, 2026
Small Business (SB), Small Disadvantaged Business (SDB), Women-Owned Small Business (WOSB), SBA-certified HUBZone Small Business (HUBZone SB), Veteran-Owned Small Business (VOSB), SBA-certified Service-Disabled Veteran-Owned Small Business (SDVOSB), Disadvantaged Business Enterprise (DBE) – Dept of Transportation, Disadvantaged Veteran Business Enterprise (DVBE) – State of California, Minority Business Enterprise (MBE) – NMSDC certification (non-federal), Woman Business Enterprise (WBE) – WBENC certification (non-federal)

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Small Business Administration (SBA)
MS
NAICS 236220
Posted Sep 11, 2026
Due Oct 9, 2026
Small Business (SB), Small Disadvantaged Business (SDB), Women-Owned Small Business (WOSB), SBA-certified HUBZone Small Business (HUBZone SB), Veteran-Owned Small Business (VOSB), SBA-certified Service-Disabled Veteran-Owned Small Business (SDVOSB)

Replace HVAC Systems in the following buildings on our campus –1.) 1091 – Glazing/Welding/Heavy Mechanics Bldg

Small Business Administration (SBA)
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Posted Sep 11, 2026
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Small Business Administration (SBA)
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Small Business (SB), Small Disadvantaged Business (SDB), Women-Owned Small Business (WOSB), SBA-certified HUBZone Small Business (HUBZone SB), Veteran-Owned Small Business (VOSB), SBA-certified Service-Disabled Veteran-Owned Small Business (SDVOSB)

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Small Business (SB), Small Disadvantaged Business (SDB), Women-Owned Small Business (WOSB), SBA-certified HUBZone Small Business (HUBZone SB), Veteran-Owned Small Business (VOSB), SBA-certified Service-Disabled Veteran-Owned Small Business (SDVOSB)

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NAICS 237990
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Small Business Administration (SBA)
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Small Business (SB), Small Disadvantaged Business (SDB), Women-Owned Small Business (WOSB), SBA-certified HUBZone Small Business (HUBZone SB), SBA-certified Service-Disabled Veteran-Owned Small Business (SDVOSB), Disadvantaged Veteran Business Enterprise (DVBE) – State of California, Minority Business Enterprise (MBE) – NMSDC certification (non-federal)

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Small Business Administration (SBA)
MO
NAICS 236220
Posted Sep 10, 2026
Due Sep 29, 2026
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Small Business Administration (SBA)
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NAICS 236220
Posted Sep 10, 2026
Due Sep 18, 2026
Women-Owned Small Business (WOSB), SBA-certified HUBZone Small Business (HUBZone SB), Veteran-Owned Small Business (VOSB), SBA-certified Service-Disabled Veteran-Owned Small Business (SDVOSB)

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Small Business Administration (SBA)
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NAICS 238350
Posted Sep 9, 2026
Due Sep 18, 2026
Small Business (SB), Small Disadvantaged Business (SDB), Women-Owned Small Business (WOSB), SBA-certified HUBZone Small Business (HUBZone SB), Veteran-Owned Small Business (VOSB), SBA-certified Service-Disabled Veteran-Owned Small Business (SDVOSB)

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Small Business Administration (SBA)
CA
NAICS 237990
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Due Sep 23, 2026
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Construct Sugarcane Research Laboratory

AGRICULTURE, DEPARTMENT OF
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NAICS 236220
Posted Sep 9, 2026
Small Business Set Aside - Total

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AGRICULTURE, DEPARTMENT OF
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NAICS 238210
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Small Business Set Aside - Total

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AGRICULTURE, DEPARTMENT OF
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Small Business Set Aside - Total

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Small Business Set Aside - Total

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NAICS 238290
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Small Business Set Aside - Total

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Small Business Set Aside - Total

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Small Business Set Aside - Total

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