NAICS 23

Construction

7,885 active contract opportunities

7,885

Active Opportunities

6,987

Posted Last 7 Days

30 days

Avg Response Window

Top Industries

  • Commercial and Institutional Building Construction2331
  • 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

  • 3013
  • 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 236220
Posted Sep 26, 2026

DB Renovation of NVG Storage Room, Chiang Mai, Thailand

DEPT OF DEFENSE
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Z-Folsom Warehouse Bridge Crane Replacement

INTERIOR, DEPARTMENT OF THE
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SDVOSB

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DEPT OF DEFENSE
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Y-LAKE 254108 Relocate Callville Bay Intake Barge

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NAICS 237990
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Justification for N6247826RPC16; Special Project RM13-2745 Repair Q4 UH Building 1489, Joint Base Pearl Harbor-Hickam, Hawaii

DEPT OF DEFENSE
PEARL HARBOR, HI
NAICS 236220
Posted Sep 25, 2026

DWA Temporary Elk Exclosure Installation

DEPT OF DEFENSE
WALLA WALLA, WA
NAICS 238990
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Small Business Set Aside - Total

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DEPT OF DEFENSE
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NAICS 236220
Posted Sep 25, 2026
Small Business Set Aside - Total

GRANDE Multiple Award Construction Contract (MACC)

DEPT OF DEFENSE
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NAICS 236220
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Small Business Set Aside - Total

Replacement of Irrigation System, Clayton, NC

AGRICULTURE, DEPARTMENT OF
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NAICS 237110
Posted Sep 25, 2026
Small Business Set Aside - Total

Z-Drainage Pipe Replacement Project at Alchesay NFH

INTERIOR, DEPARTMENT OF THE
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NAICS 237110
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SOLICITATION NOTICE DESIGN-BUILD TO BUDGET (DB2B) Airborne Equipment Parachute Repair Shop, Yuma Proving Ground, Yuma, Arizona

DEPT OF DEFENSE
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NAICS 236220
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Due Oct 26, 2026
Small Business Set Aside - Total

Repair BEQ HP135

DEPT OF DEFENSE
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NAICS 236220
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Small Business Set Aside - Total

CSS 99154 Upgrade Existing Lighting to LED

DEPT OF DEFENSE
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NAICS 238210
Posted Sep 25, 2026
Small Business Set Aside - Total

FY26 Medical University of South Carolina (MUSC) Pump Upfit

DEPT OF DEFENSE
CHARLESTON, SC
NAICS 237110
Posted Sep 25, 2026

Repair BEQ FC555

DEPT OF DEFENSE
NORFOLK, VA
NAICS 236220
Posted Sep 25, 2026
Small Business Set Aside - Total

Houston Ship Channel Sims to Turning Basin Maintenance Dredging

DEPT OF DEFENSE
GALVESTON, TX
NAICS 237990
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FXSB 26-6770 Repair Replace Roof B10571

DEPT OF DEFENSE
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NAICS 238160
Posted Sep 25, 2026
Small Business Set Aside - Total

Award Notice: ERCIP Lake City Army Ammunition Plant Microgrid and Combined Heat and Power

DEPT OF DEFENSE
LOUISVILLE, KY
NAICS 237130
Posted Sep 25, 2026
No Set Aside

Horizontal Construction Multiple Award Contract (MAC)

DEPT OF DEFENSE
MALMSTROM AFB, MT
NAICS 237990
Posted Sep 25, 2026
Small Business Set Aside - Total