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
SCDES/RIA SRF Lead Service Line Replacements
Insituform Technologies, LLC

SCDES/RIA SRF Lead Service Line Replacements.
Owner: Charleston Water System.
Bid/Contract #: BID NO. 2139.
Location: Charleston, Charleston, SC.
Learn more at dbegoodfaith.com/item.php?item_type=ads&ad_adid=67188.

 4/14/2026 South Carolina 237110: Water and Sewer Line and Related Structures Construction
Project Management, Inspection, and Administrative Services Master Contract
TKE Engineering, Inc.

The Inland Empire Utilities Agency (IEUA) request proposals for provision of professional services to be provided on an “on-call” basis under the terms to be established by a master service contract.

4/14/2026 California 541611: Administrative Management and General Management Consulting Services
Digester 3 Rehabilitation & Digester Gas Piping Replacement
Vicon Enterprise Inc.

Digester 3 Rehabilitation & Digester Gas Piping Replacement.
Owner: Silicon Valley Clean Water.
Bid/Contract #: CIP#9244.
Location: Redwood City, San Mateo County, CA.
Learn more at dbegoodfaith.com/item.php?item_type=ads&ad_adid=67164.

 4/16/2026 California 237110: Water and Sewer Line and Related Structures Construction
Digester 3 Rehabilitation and Digester Gas Piping Replacement
Dynamo Construction

Digester 3 Rehabilitation and Digester Gas Piping Replacement.
Owner: Silicon Valley Clean Water.
Bid/Contract #: CIP 9244.
Location: Redwood City, San Mateo, CA.
Learn more at dbegoodfaith.com/item.php?item_type=ads&ad_adid=67156.

 4/16/2026 California 237110: Water and Sewer Line and Related Structures Construction
SVCW Digester 3 Rehabilitation and Digester Gas Piping Replacement
Western Water Constructors, Inc.

Removal of existing protective coatings and providing new protective coatings. Removal and replacement of an existing coated foamed roofing system on a steel digester cover.

4/16/2026 7/15/2026 California 237110: Water and Sewer Line and Related Structures Construction
Digester 3 Rehabilitation and Digester Gas Piping Replacement, CIP #9244
J.F. SHEA CONSTRUCTION, INC.

Owner: Silicon Valley Clean Water
Location: REDWOOD CITY, CA

 4/16/2026 California 237310: Highway, Street, and Bridge Construction
Windsor SECONDARY TREATMENT SYSTEM UPGRADES PROJECT
C. Overaa & Co.

Scope of work includes: The work consists of dewatering the Water Reclamation Facility’s

 9/3/2026 California 236220: Commercial and Institutional Building Construction
IEUA Project Management, Inspection, and Administrative Services Master Contract
Arcadis U.S., Inc.

Arcadis U.S., Inc.

4/14/2026 10/1/2026 California 541330: Engineering Services
Inland Empire Utilities Agency, RFP-VC-26-001, Request for Proposals to Provide Project Management, Inspection, and Administrative Services
Butier Engineering, Inc.

Butier Engineering, Inc. is seeking qualified DBEs, MBEs, WBEs, SBEs, and DVBEs for the Inland Empire Utilities Agency’s, RFP-VC-26-001, On-Call Project Management, Inspection, and Administrative Services.

4/14/2026 5/1/2026 California 541618: Other Management Consulting Services
Avenues Septic to Sewer Conversion Packages 1 & 2
Sukut Construction

Avenues Septic to Sewer Conversion Packages 1 & 2.
Owner: Elsinore Valley Municipal Water District.
Bid/Contract #: Work Order No. C2318.
Location: Lake Elsinore, Riverside, CA.
Learn more at dbegoodfaith.com/item.php?item_type=ads&ad_adid=67134.

 4/13/2026 California 237110: Water and Sewer Line and Related Structures Construction

RFQ5098 Bldg. 40 Audio System Installation

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

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
650-315-5306

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

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
510-782-5335

ILLINOIS STATE POLICE – CONSTRUCT NEW CRIME LAB

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
309-694-3120

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

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
909-425-8700

Tulare Dayton Improvements Project

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
559-272-8168

LA JCC Jumbotron Service

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
801-693-2778

San Diego Canal Radial Gates Rehabilitation, CA

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
949-333-1500

Cooler and Water Delivery Service

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
270-389-5579

2026 Pioneer Trail Waterline Project

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
916-923-3434