NAICS 2371in237:Heavy and Civil Engineering Construction

Utility System Construction

545 active contract opportunities

545

Active Opportunities

355

Posted Last 7 Days

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Top Industries

  • Water and Sewer Line and Related Structures Construction382
  • Power and Communication Line and Related Structures Construction110
  • Oil and Gas Pipeline and Related Structures Construction29
  • NAICS 237110 Water and Sewer Line and Related Structures Construction24

Set-Aside Distribution

  • 207
  • Small Business104
  • Small Business Set Aside - Total72
  • Full & Open56
  • SDVOSB31

Top Locations

  • CA85
  • VA51
  • CO33
  • UT29
  • WA29

About NAICS2371

The North American Industry Classification System (NAICS) code 2371 covers utility system 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

2361:Residential Building Construct...2362:Nonresidential Building Constr...2372:Land Subdivision2373:Highway, Street, and Bridge Co...2379:Other Heavy and Civil Engineer...2381:Foundation, Structure, and Bui...

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)

Lava Lands Pump Replacement & Well Survey

AGRICULTURE, DEPARTMENT OF
Portland, OR
NAICS 237110
Posted Sep 9, 2026
Due Sep 17, 2026
Small Business Set Aside - Total

GAOA Palisades Lagoon Liner & Sprinkler System Replacement, Coronado National Forest

AGRICULTURE, DEPARTMENT OF
Ogden, UT
NAICS 237110
Posted Sep 9, 2026
Due Sep 18, 2026
Small Business Set Aside - Total

Flagstaff Ranger Station Wastewater System Improvements - Coconino NF

AGRICULTURE, DEPARTMENT OF
Albuquerque, NM
NAICS 237110
Posted Sep 9, 2026
Due Sep 17, 2026
Small Business Set Aside - Total

Z-CHS Drain Pipe Lining Installation

COMMERCE, DEPARTMENT OF
SEATTLE, WA
NAICS 237110
Posted Sep 9, 2026
Due Sep 11, 2026
Small Business Set Aside - Total

Z-CA-SF BAY NWR COMPLX-SEWER SYSTEM REHAB

INTERIOR, DEPARTMENT OF THE
Falls Church, VA
NAICS 237110
Posted Sep 9, 2026
Due Sep 15, 2026
Small Business Set Aside - Total

Z-Sand Island Photovoltaic System Renovation

INTERIOR, DEPARTMENT OF THE
SALT LAKE CITY, UT
NAICS 237130
Posted Sep 9, 2026

Y-MINUTE MAN NHP - DOMESTIC WATER IMPROVEMENTS

INTERIOR, DEPARTMENT OF THE
BOSTON, MA
NAICS 237110
Posted Sep 9, 2026
Due Sep 14, 2026
Small Business Set Aside - Total

Building refurbishment in Hutchinson, KS at the HTI ARSR

TRANSPORTATION, DEPARTMENT OF
OKLAHOMA CITY, OK
NAICS 237130
Posted Sep 9, 2026
Due Sep 14, 2026
Small Business Set Aside - Total

Jennifer Brown (COW)

HEALTH AND HUMAN SERVICES, DEPARTMENT OF
SEATTLE, WA
NAICS 237110
Posted Sep 9, 2026
Due Sep 24, 2026
Small Business Set Aside - Total

Philippines TS - Antenna Maintenance Support

UNITED STATES AGENCY FOR GLOBAL MEDIA, BBG
WASHINGTON, DC
NAICS 237130
Posted Sep 9, 2026
Due Sep 15, 2026
No Set Aside

Add Fuel Hydrant at Pumphouse 3 and 4, US NAVSUPPACT Andersen AFB, Guam

DEPT OF DEFENSE
JBPHH, HI
NAICS 237120
Posted Sep 9, 2026
Due Sep 24, 2026

PR16201425 - MCT-FAC-RSTR7901-Chancery Main Waterline Replacement

STATE, DEPARTMENT OF
WASHINGTON, DC
NAICS 237110
Posted Sep 9, 2026
Due Sep 14, 2026

Fort Mifflin Sewage Lift Station

DEPT OF DEFENSE
PHILADELPHIA, PA
NAICS 237110
Posted Sep 9, 2026
Due Oct 8, 2026
Small Business Set Aside - Total

Water Supply Storage System Bazum Village, Armenia (Design-Build Construction)

DEPT OF DEFENSE
APO, AE
NAICS 237110
Posted Sep 9, 2026
Due Sep 17, 2026
No Set Aside

DESC2103C - Bulk Fuel Storage Tanks Phase II, Yokota Air Base, Japan

DEPT OF DEFENSE
APO, AP
NAICS 237120
Posted Sep 9, 2026
Due Jan 25, 2027

Transformer Relocation at Kentucky Lock

DEPT OF DEFENSE
NASHVILLE, TN
NAICS 237130
Posted Sep 9, 2026
Due Sep 21, 2026
Small Business Set Aside - Total

Construction of the new Regional Storm Water Retention Basin at Detroit Arsenal, Warren, MI

DEPT OF DEFENSE
LOUISVILLE, KY
NAICS 237110
Posted Sep 9, 2026
Due Oct 13, 2026

CJAG Power Distribution

DEPT OF DEFENSE
COLUMBUS, OH
NAICS 237130
Posted Sep 9, 2026
Due Sep 22, 2026
Small Business Set Aside - Total

Kittrell Job Corps Center-12 Strand Fiber Optic Replacement- Bldg 2, Bldg 3, Bldg 4

Small Business Administration (SBA)
NC
NAICS 237130
Posted Sep 8, 2026
Due Sep 30, 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), Alaskan Native Corporation (ANC) or Indian Tribe (IT), Native Hawaiian Organization (NHO), 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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