NAICS 23

Construction

7,886 active contract opportunities

7,886

Active Opportunities

6,988

Posted Last 7 Days

30 days

Avg Response Window

Top Industries

  • Commercial and Institutional Building Construction2332
  • Plumbing, Heating, and Air-Conditioning Contractors1059
  • Other Heavy and Civil Engineering Construction875
  • Highway, Street, and Bridge Construction674
  • Electrical Contractors and Other Wiring Installation Contractors478

Set-Aside Distribution

  • 3014
  • Small Business1840
  • SDVOSB1074
  • Small Business Set Aside - Total839
  • No Set Aside420

Top Locations

  • VA1080
  • CA463
  • WA420
  • OH404
  • DC377

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.

Related Industries

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DEPT OF DEFENSE
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NAICS 238160
Posted Sep 30, 2026
Small Business Set Aside - Total

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DEPT OF DEFENSE
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NAICS 237990
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Small Business Set Aside - Total

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NAICS 237110
Posted Sep 30, 2026
Small Business Set Aside - Total

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DEPT OF DEFENSE
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NAICS 236220
Posted Sep 30, 2026
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NAICS 236220
Posted Sep 30, 2026
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SDVOSB

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NAICS 238160
Posted Sep 30, 2026
Small Business Set Aside - Total

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DEPT OF DEFENSE
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NAICS 236220
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NAICS 236220
Posted Sep 30, 2026
Due Oct 29, 2026
Small Business Set Aside - Total

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Due Oct 13, 2026
Small Business Set Aside - Total

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NAICS 237310
Posted Sep 30, 2026
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Small Business Set Aside - Total

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NAICS 237990
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NAICS 236220
Posted Sep 30, 2026
Due Oct 9, 2026
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NAICS 237990
Posted Sep 30, 2026
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DEPT OF DEFENSE
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NAICS 236220
Posted Sep 30, 2026
Small Business Set Aside - Total

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NAICS 236220
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NAICS 237110
Posted Sep 30, 2026
Due Oct 8, 2026
Small Business Set Aside - Total

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DEPT OF DEFENSE
PITTSBURGH, PA
NAICS 238210
Posted Sep 30, 2026
Small Business Set Aside - Total

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PORTSMOUTH, NH
NAICS 237310
Posted Sep 30, 2026
Small Business Set Aside - Total

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NAICS 236118
Posted Sep 30, 2026
Small Business Set Aside - Total