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.

St. Louis District Civil Works and Flood Recovery Projects IDIQ

DEPT OF DEFENSE
SAINT LOUIS, MO
NAICS 237990
Posted Nov 4, 2025

St. Louis District Civil Works and Flood Recovery Projects IDIQ

DEPT OF DEFENSE
SAINT LOUIS, MO
NAICS 237990
Posted Nov 4, 2025

St. Louis District Civil Works and Flood Recovery Projects IDIQ

DEPT OF DEFENSE
SAINT LOUIS, MO
NAICS 237990
Posted Nov 4, 2025

St. Louis District Civil Works and Flood Recovery Projects IDIQ

DEPT OF DEFENSE
SAINT LOUIS, MO
NAICS 237990
Posted Nov 4, 2025

St. Louis District Civil Works and Flood Recovery Projects IDIQ

DEPT OF DEFENSE
SAINT LOUIS, MO
NAICS 237990
Posted Nov 4, 2025

St. Louis District Civil Works and Flood Recovery Projects IDIQ

DEPT OF DEFENSE
SAINT LOUIS, MO
NAICS 237990
Posted Nov 4, 2025

St. Louis District Civil Works and Flood Recovery Projects IDIQ

DEPT OF DEFENSE
SAINT LOUIS, MO
NAICS 237990
Posted Nov 4, 2025

NM FS 220(1), Romero Creek Bridge

TRANSPORTATION, DEPARTMENT OF
LAKEWOOD, CO
NAICS 237310
Posted Nov 3, 2025
Small Business

Proj No.: 95170, Construct a 10MW Generation Plant, with Microgrid Controls

DEPT OF DEFENSE
SAVANNAH, GA
NAICS 237130
Posted Nov 1, 2025
Small Business

MT ERFO NP YELL 2022-1(3), Yellowstone NP Rescue Creek Bridge Replacement

TRANSPORTATION, DEPARTMENT OF
VANCOUVER, WA
NAICS 237310
Posted Oct 31, 2025

CHARLEVOIX HARBOR MAINTENANCE DREDGING

DEPT OF DEFENSE
DETROIT, MI
NAICS 237990
Posted Oct 31, 2025
Small Business

MCC Chicago - Repair Sewer Line

JUSTICE, DEPARTMENT OF
GRAND PRAIRIE, TX
NAICS 237110
Posted Oct 31, 2025
Small Business

DESIGN-BID-BUILD (DBB) INDEFINITE DELIVERY INDEFINITE QUANTITY (IDIQ) PAVING AND AIRFIELD PAVING (PAVING) MULTIPLE AWARD CONSTRUCTION CONTRACT (MACC), VARIOUS LOCATIONS, STATE OF HAWAII

DEPT OF DEFENSE
PEARL HARBOR, HI
NAICS 237310
Posted Oct 23, 2025
No Set Aside

New Pass Maintenance Dredging, Sarasota County, Florida

DEPT OF DEFENSE
JACKSONVILLE, FL
NAICS 237990
Posted Oct 22, 2025
Small Business

Z1DA-632-15-101 Replace Primary Electrical Distribution, Phase I

VETERANS AFFAIRS, DEPARTMENT OF
ALBANY, NY
NAICS 237130
Posted Oct 22, 2025
SDVOSB

Missouri River Levee System L-594-575, 2019 Flood Rehabilitation Follow-On Work

DEPT OF DEFENSE
OMAHA, NE
NAICS 237990
Posted Oct 21, 2025
Small Business

STARLINGS CREEK UPLAND PLACEMENT SITE

DEPT OF DEFENSE
NORFOLK, VA
NAICS 237990
Posted Oct 21, 2025
Small Business

Y1EB-Design-Build (DB) PROJ: 675-25-108 Replace Galvanized Domestic Water Lines

VETERANS AFFAIRS, DEPARTMENT OF
TAMPA, FL
NAICS 237110
Posted Oct 21, 2025
SDVOSB

FY26 Willapa Harbor Maintenance Dredging

DEPT OF DEFENSE
SEATTLE, WA
NAICS 237990
Posted Oct 17, 2025
Due Nov 5, 2028
No Set Aside

Storm Sewer Separation and Improvements Construction, Atchison, KS

DEPT OF DEFENSE
KANSAS CITY, MO
NAICS 237110
Posted Oct 17, 2025
Small Business