NAICS 237in23:Construction

Heavy and Civil Engineering Construction

1,837 active contract opportunities

1,837

Active Opportunities

1,648

Posted Last 7 Days

30 days

Avg Response Window

Top Industries

  • Other Heavy and Civil Engineering Construction774
  • Highway, Street, and Bridge Construction590
  • Water and Sewer Line and Related Structures Construction312
  • Power and Communication Line and Related Structures Construction92
  • NAICS 237110 Water and Sewer Line and Related Structures Construction24

Set-Aside Distribution

  • Small Business761
  • 691
  • No Set Aside109
  • SDVOSB91
  • Full & Open63

Top Locations

  • VA229
  • CA158
  • WA137
  • LA97
  • CO88

About NAICS237

The North American Industry Classification System (NAICS) code 237 covers heavy and civil engineering construction. Federal agencies use NAICS codes to classify contracts by industry. Businesses should register their applicable NAICS codes in SAM.gov.

N62473-21-D-1403 IDIQ MACC SB Set-Aside for New Construction, Repair, and Renovation of Waterfront Facilities, NAVFAC SW, Justification and Approval (J&A) to extend the contract term. FAR 6.302-1, only one or a limited number of responsible sources.

DEPT OF DEFENSE
SAN DIEGO, CA
NAICS 237990
Posted Jan 20, 2026

N62473-21-D-1404 IDIQ MACC SB Set-Aside for New Construction, Repair, and Renovation of Waterfront Facilities, NAVFAC SW, Justification and Approval (J&A) to extend the contract term. FAR 6.302-1, only one or a limited number of responsible sources.

DEPT OF DEFENSE
SAN DIEGO, CA
NAICS 237990
Posted Jan 20, 2026

N62473-21-D-1405 IDIQ MACC SB Set-Aside for New Construction, Repair, and Renovation of Waterfront Facilities, NAVFAC SW, Justification and Approval (J&A) to extend the contract term. FAR 6.302-1, only one or a limited number of responsible sources.

DEPT OF DEFENSE
SAN DIEGO, CA
NAICS 237990
Posted Jan 20, 2026

N62473-21-D-1406 IDIQ MACC SB Set-Aside for New Construction, Repair, and Renovation of Waterfront Facilities, NAVFAC SW, Justification and Approval (J&A) to extend the contract term. FAR 6.302-1, only one or a limited number of responsible sources.

DEPT OF DEFENSE
SAN DIEGO, CA
NAICS 237990
Posted Jan 20, 2026

N62473-21-D-1407 IDIQ MACC SB Set-Aside for New Construction, Repair, and Renovation of Waterfront Facilities, NAVFAC SW, Justification and Approval (J&A) to extend the contract term. FAR 6.302-1, only one or a limited number of responsible sources.

DEPT OF DEFENSE
SAN DIEGO, CA
NAICS 237990
Posted Jan 20, 2026

N62473-21-D-1408 IDIQ MACC SB Set-Aside for New Construction, Repair, and Renovation of Waterfront Facilities, NAVFAC SW, Justification and Approval (J&A) to extend the contract term. FAR 6.302-1, only one or a limited number of responsible sources.

DEPT OF DEFENSE
SAN DIEGO, CA
NAICS 237990
Posted Jan 20, 2026

N62473-21-D-1409 IDIQ MACC SB Set-Aside for New Construction, Repair, and Renovation of Waterfront Facilities, NAVFAC SW, Justification and Approval (J&A) to extend the contract term. FAR 6.302-1, only one or a limited number of responsible sources.

DEPT OF DEFENSE
SAN DIEGO, CA
NAICS 237990
Posted Jan 20, 2026

N62473-21-D-1410 IDIQ MACC SB Set-Aside for New Construction, Repair, and Renovation of Waterfront Facilities, NAVFAC SW, Justification and Approval (J&A) to extend the contract term. FAR 6.302-1, only one or a limited number of responsible sources.

DEPT OF DEFENSE
SAN DIEGO, CA
NAICS 237990
Posted Jan 20, 2026

UT FLAP WEB 10(1) Causey Reservoir Access

TRANSPORTATION, DEPARTMENT OF
LAKEWOOD, CO
NAICS 237310
Posted Jan 20, 2026
No Set Aside

Expedited California Road & Bridge Construction

TRANSPORTATION, DEPARTMENT OF
LAKEWOOD, CO
NAICS 237310
Posted Jan 20, 2026
Small Business

Expedited California Road & Bridge Construction

TRANSPORTATION, DEPARTMENT OF
LAKEWOOD, CO
NAICS 237310
Posted Jan 20, 2026
Small Business

Expedited California Road & Bridge Construction

TRANSPORTATION, DEPARTMENT OF
LAKEWOOD, CO
NAICS 237310
Posted Jan 20, 2026
Small Business

Expedited California Road & Bridge Construction

TRANSPORTATION, DEPARTMENT OF
LAKEWOOD, CO
NAICS 237310
Posted Jan 20, 2026
Small Business

Expedited California Road & Bridge Construction

TRANSPORTATION, DEPARTMENT OF
LAKEWOOD, CO
NAICS 237310
Posted Jan 20, 2026
Small Business

Expedited California Road & Bridge Construction

TRANSPORTATION, DEPARTMENT OF
LAKEWOOD, CO
NAICS 237310
Posted Jan 20, 2026
Small Business

Expedited California Road & Bridge Construction

TRANSPORTATION, DEPARTMENT OF
LAKEWOOD, CO
NAICS 237310
Posted Jan 20, 2026
Small Business

Navajo Area Chinle, Pinon, Tsaile Helipad Construction

HEALTH AND HUMAN SERVICES, DEPARTMENT OF
SEATTLE, WA
NAICS 237990
Posted Jan 20, 2026
ISBEE

W912HN26CA010 - Brunswick Entrance Channel Widener Dredging Project.

DEPT OF DEFENSE
SAVANNAH, GA
NAICS 237990
Posted Jan 20, 2026

TAMPA HARBOR, DREDGE MATERIAL MANAGEMENT AREA 3-D SITE IMPROVEMENTS AND MAINTENANCE, HILLSBOROUGH COUNTY, FLORIDA

DEPT OF DEFENSE
JACKSONVILLE, FL
NAICS 237990
Posted Jan 16, 2026

New Mexico Forest Engineering and Road Maintenance (FERM)

AGRICULTURE, DEPARTMENT OF
Washington, DC
NAICS 237310
Posted Jan 15, 2026
Due Feb 1, 2028
Small Business