SUBNet subcontracting opportunities

SBA's SUBNet (subcontracting network) helps large federal prime contractors find small subcontractors.

Notice: The ability to post new subcontracting opportunities is not currently available.

Small businesses can browse the listing below to find subcontracting opportunities. You can filter the listing by state or keyword, or sort the listing by clicking a column header. Please direct questions to the posted point of contact for the opportunity, not SBA. Any posts meant only to promote your small business will be removed.

Need help? Contact subcontracting@sba.gov.

Subcontracting Opportunity
Description Closing date Performance start date Place of performance NAICS code Point of contact
WC 1454
Spiniello Companies

Looking for MWBEs for City of Baltimore-DPW, WC 1454-Urgent Need Water Infrastructure Rehabilitation and Improvements Phase I-FY27.

5/6/2026 8/6/2026 Maryland 237110: Water and Sewer Line and Related Structures Construction
Waterworks District No. 1 of Ward 1 of Calcasieu Parish, Louisiana
Hydro Resources - Mid Continent, Inc.

Waterworks District No. 1 of Ward 1 of Calcasieu Parish, Louisiana.
Owner: Waterworks District No. 1 of Ward 1 of Calcasieu Parish, Louisiana.
Bid/Contract #: Calcasieu Well.
Location: Lake Charles, Calcasieu, LA.

4/21/2026 Louisiana 237110: Water and Sewer Line and Related Structures Construction
WSSC MD IDIQ Task 140 South Bethesda Sewer Rehab
Insituform Technologies

WSSC MD IDIQ Task 140 South Bethesda Sewer Rehab.
Owner: WASHINGTON SUBURBAN SANITARY COMMISSION.
Bid/Contract #: Task 140 / PROJECT NO. CRCILRMH6306C17.
Location: Cabin John Basin, Montgomery, MD.

4/16/2026 Maryland 237110: Water and Sewer Line and Related Structures Construction
Boiler Replacement/Install
Dayton Job Corps Center

The project replaces the failed Ajax WGFD 2500 boiler in Building 2 – Hangar/Vocations with two new 2,000 MBH high efficiency condensing boilers. Work includes removal and off site disposal of the existing boiler, flue piping, air separator, and chemical pot feeder.

4/24/2026 5/14/2026 Ohio 333414: Heating Equipment (except Warm Air Furnaces) Manufacturing
WASTEWATER REISE – STORAGE RESERVOIRS – PHASE II
Prospect Construction, Inc.

PCI requests pricing for the following scopes: Insulation, Tree Removal and Disposal, Seeding, Misc.

4/15/2026 6/15/2026 Idaho 237110: Water and Sewer Line and Related Structures Construction
Canyon Lake Plant WO C2001
Shimmick Construction Company, Inc.

Canyon Lake Water Treatment Plant (CLWTP) Improvements Fixed Price Design-Build Project Delivery (WO C2001).

6/24/2026 11/2/2026 California 237110: Water and Sewer Line and Related Structures Construction
Hollywood Tunnel North Portal Pressure Control Structure Valve Replacement, CA
Shimmick Construction Company, Inc.

The work consists of removing two existing 24-inch sleeve valves and two existing 24-inch plug valves; installing two Metropolitan furnished (MFE) 24-inch knife gate valves and two MFE 24-inch sleeve valves; removing an existing 16-inch lubricated plug valve; installing one MFE 16-inch lubricated

4/23/2026 6/15/2026 California 237310: Highway, Street, and Bridge Construction
2026 Water Meter Installation Project
Vinciguerra Construction, Inc

2026 Water Meter Installation Project.
Owner: South Tahoe Public Utility District.
Bid/Contract #: n/a.
Location: South Lake Tahoe, El Dorado, CA.
Learn more at dbegoodfaith.com/item.php?item_type=ads&ad_adid=67315.

5/5/2026 California 237110: Water and Sewer Line and Related Structures Construction
River City High School Tennis Courts
Martin General Engineering, Inc.

River City High School Tennis Courts.
Owner: Washington Unified School District.
Bid/Contract #: 2627-6.
Location: West Sacramento, Yolo, CA.
Learn more at dbegoodfaith.com/item.php?item_type=ads&ad_adid=67312.

4/14/2026 California 237990: Other Heavy and Civil Engineering Construction
Port of Los Angeles - Berths 167-169 Phase II Marine Oil Terminal Improvements, CA
Shimmick Construction Company, Inc.

Project consists of demolition of existing timber wharf structure, construction of new steel catwalks, and other Work

5/6/2026 6/15/2026 California 237990: Other Heavy and Civil Engineering Construction

RFQ5098 Bldg. 40 Audio System Installation

Business Name San Diego Job Corps Center

THIS IS A SUBCONTRACTING OPPORTUNITY with Management & Training Corporation (MTC), for the San Diego Job Corps Center. The center is located at 1325 Iris Ave, Imperial Beach, CA 91932.

Closing Date
5/17/2026
Performance Start Date
5/4/2026
Place of Performance
California
NAICS code
  • 238210: Electrical Contractors and Other Wiring Installation Contractors
Point of Contact
Tom Williams

Project Controls Services Via Master Services Contract

Business Name KARA Consults LLC

Project Controls Services Via Master Services Contract.
Owner: Inland Empire Utilities Agency.
Bid/Contract #: RFP-JV-26-001.
Location: Chino, San Bernardino County, CA.
Learn more at dbegoodfaith.com/item.php?item_type=ads&ad_adid=67387.

Closing Date
4/21/2026
Place of Performance
California
NAICS code
  • 541618: Other Management Consulting Services
Point of Contact
Fred Ara

Sewer Collection System Pipeline Rehabilitation and Replacement Project Phase 10, CA

Business Name California Trenchless, Inc.

PHASE 10: The project work is generally described as: the replacement of 13,016 linear feet of 6 and 8-inch vitrified clay pipe (VCP) with 8-inch high density polyethylene pipe (HDPE); 1,733 linear feet of 8-inch VCP with 10-inch HDPE pipe; 279 linear feet of 12-inch VCP with 12-inch HDPE pipe; 4

Closing Date
5/14/2026
Performance Start Date
7/6/2026
Place of Performance
California
NAICS code
  • 237110: Water and Sewer Line and Related Structures Construction
Point of Contact
Michael Jardin

ILLINOIS STATE POLICE – CONSTRUCT NEW CRIME LAB

Business Name River City Construction, LLC

ILLINOIS STATE POLICE – CONSTRUCT NEW CRIME LAB BID OPENING BID DATE OF 5/19/2026 @ 11:00 AM.

Closing Date
5/19/2026
Place of Performance
Illinois
NAICS code
  • 236220: Commercial and Institutional Building Construction
Point of Contact
Tim Pec

Coachella Valley Water District: Valley View Water Consolidation Project (Spec No. 2025-14)

Business Name WEKA Inc.

The project consists of installing approximately 800 linear feet of 32-inch diameter fusible high density polyethylene (HDPE), 2,070 linear feet of 30-inch, 5,410 linear feet of 24-inch, 3,330 linear feet of 12-inch, 2,180 linear feet of 8-inch diameter water main pipe with restrained joints, inc

Closing Date
6/4/2026
Performance Start Date
8/3/2026
Place of Performance
California
NAICS code
  • 237110: Water and Sewer Line and Related Structures Construction
Point of Contact
Steve Himle, Estimator

Tulare Dayton Improvements Project

Business Name Clark Bros., Inc.

Tulare Dayton Improvements Project.
Owner: City of Tulare.
Bid/Contract #: EN0098, 26-835.
Location: Tulare, Tulare, CA.
Learn more at dbegoodfaith.com/item.php?item_type=ads&ad_adid=67365.

Closing Date
5/7/2026
Place of Performance
California
NAICS code
  • 237110: Water and Sewer Line and Related Structures Construction
Point of Contact
Saif Misbah

LA JCC Jumbotron Service

Business Name Management & Training Corporation operator of the Los Angeles Job Corps Center

THIS IS A SUBCONTRACING OPPORTUNITY WITH MANAGEMENT & TRAINING AND NOT THE USDOL for Jumbotron Services at the Los Angeles Job Corps.

Closing Date
4/16/2026
Performance Start Date
5/1/2026
Place of Performance
California
NAICS code
  • 238210: Electrical Contractors and Other Wiring Installation Contractors
Point of Contact
Fran McGraw

San Diego Canal Radial Gates Rehabilitation, CA

Business Name Shimmick Construction Company, Inc.

The project consists of replacement of radial gates including demolition of existing radial gates and related equipment; installation of temporary water barriers; installation of two stainless steel radial gates, four galvanized steel drop gates, stationary power supply, and associated electrical

Closing Date
4/30/2026
Performance Start Date
6/28/2026
Place of Performance
California
NAICS code
  • 237310: Highway, Street, and Bridge Construction
Point of Contact
Ainsley Brundahl

Cooler and Water Delivery Service

Business Name Earle C. Clements Job Corps Center

The Earle C. Clements Job Corps Center is seeking bids for the Water Cooler and Delivery Services.

Closing Date
4/22/2026
Place of Performance
Kentucky
NAICS code
  • 312112: Bottled Water Manufacturing
Point of Contact
Miranda Wolfe

2026 Pioneer Trail Waterline Project

Business Name Marques General Engineering, Inc.

2026 Pioneer Trail Waterline Project.
Owner: South Tahoe Public Utility District.
Bid/Contract #: --.
Location: South Lake Tahke, El Dorado, CA.
Learn more at dbegoodfaith.com/item.php?item_type=ads&ad_adid=67349.

Closing Date
4/23/2026
Place of Performance
California
NAICS code
  • 237110: Water and Sewer Line and Related Structures Construction
Point of Contact
Jason Anderson