This Subcontract opportunity from California was posted on September 22, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Joint Sealant Specialist

Closed

State & Local

Submission Closed10/15/2026, 02:00:00 PM PDT

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

Active Opportunities Like This One

NAICS: 238390

New

Federal

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Capital Projects - Construction

POSTED

DEADLINE

Laboratory Casework and Equipment InstallationThis subcontract for Laboratory Casework and Equipment Installation involves the supply and installation of specialized laboratory cabinetry and equipment for prime contractors working on University of Houston facility projects. The scope of work includes the installation of base and wall cabinets, chemical storage units, and fume hoods, as well as the installation of lab-grade epoxy resin countertops and the necessary sealing of fume hoods to ensure fully operational laboratory workstations. The opportunity was posted on November 6, 2026, with a response deadline of December 4, 2026. Classified under NAICS code 238390, the project is managed through the University of Houston in Texas. Interested parties can find further details via the Texas SmartBuy portal.

University of Houston

POSTED

DEADLINE

Metal Fabrication & Installation (Handrails)This subcontract for Metal Fabrication and Installation involves the production and placement of 96 linear feet of safety handrails for stairs and ramps within Greenville County park projects. Working under prime contractors for the South Carolina Parks Administration, the selected provider is responsible for delivering a fully completed handrail system that strictly adheres to ADA Title II guidelines. The project is categorized under NAICS code 238390. Interested parties must submit their responses by the deadline of November 25, 2026, following the posting date of November 6, 2026.

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Facility Specialties InstallationThis subcontract opportunity, managed by DAS Procurement for the State of Connecticut, involves the supply and installation of facility specialties for healthcare facility projects. The selected contractor will work under prime contractors to install a variety of essential fixtures, including metal lockers, fire extinguisher cabinets, toilet and bath accessories, and metal toilet compartments. The project falls under NAICS code 238390 and requires the delivery of fully installed specialties. Interested parties must submit their responses by the deadline of December 3, 2026, with the solicitation having been posted on November 6, 2026. Further details and submission guidelines are available through the CTSource Bid Board.

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Clinical Environment Refurbishment & Infection Control Fit-outThis subcontract for Clinical Environment Refurbishment and Infection Control Fit-out involves performing interior refurbishments of dental facilities for prime contractors working on Betsi Cadwaladr University Health Board projects. The primary objective is to deliver a clinical environment that successfully passes Infection Prevention inspections by installing specialized materials designed to eliminate bacteria accumulation. The scope of work includes the installation of antimicrobial surfaces, seamless flooring, non-porous wall finishes, and ceilings. To meet strict healthcare standards, the project requires the use of medical-grade vinyl, resilient flooring, and healthcare-grade wall cladding. The response deadline for this opportunity is December 7, 2026.

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POSTED

DEADLINE

Retail Interior Fit-Out and Counter InstallationThis subcontract for Retail Interior Fit-Out and Counter Installation involves the physical modification of retail spaces for Post Office Limited facility projects located in Lincolnshire, UK. The scope of work focuses on altering existing retail layouts to integrate dedicated service counters, which includes the installation of commercial signage, partitions, and cabinetry. The primary objective is to ensure the store flow effectively supports both general retail operations and specialized counter services. The project requires the delivery of a fully functional retail interior that seamlessly incorporates an integrated Post Office service counter. Interested parties should note that the response deadline is November 19, 2026, and the work falls under NAICS code 238390. This engagement is structured as a subcontract supporting prime contractors tasked with these facility upgrades.

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Joint Sealants & CaulkingThis subcontract opportunity, issued by the Department of Veterans Affairs Network Contract Office 02, involves the application of joint sealants and caulking for VA Medical Center facility projects. The selected contractor will be responsible for cleaning joints and applying specified sealants to facades and roof transitions to prevent moisture infiltration. This scope of work requires close coordination with roofing and masonry trades to ensure the successful delivery of sealed exterior joints. The project is designated as a Service-Disabled Veteran-Owned Small Business set-aside under NAICS code 238390. Interested parties must submit their responses by the deadline of December 7, 2026, at 4:30 PM.

242-NETWORK Contract Office 02 (36C242)

POSTED

DEADLINE

Signage and SpecialtiesThis subcontract opportunity, titled Signage and Specialties, involves the supply and installation of facility signage for prime contractors working on Department of Veterans Affairs projects. The scope of work specifically requires the mounting of identification and directional signs in strict accordance with Spec Section 10 14 00, culminating in the delivery of a complete installed signage package. Managed by the Network Contract Office 10 under NAICS code 238390, the solicitation was posted on November 6, 2026. Interested parties must submit their responses by the deadline of December 9, 2026, at 3:00 PM.

250-NETWORK Contract Office 10 (36C250)

POSTED

DEADLINE

Firestopping and Joint SealantsThis subcontract opportunity involves providing firestopping and joint sealant services for prime contractors working on Department of Veterans Affairs facility projects. The scope of work focuses on sealing conduit penetrations to ensure fire ratings are maintained in strict accordance with Specification Sections 07 84 00 and 07 92 00, resulting in the delivery of certified fire-stopped penetrations. Managed by the Network Contract Office 10 under NAICS code 238390, the solicitation was posted on November 6, 2026. Interested parties must submit their responses by the deadline of December 9, 2026, at 3:00 PM.

250-NETWORK Contract Office 10 (36C250)

POSTED

DEADLINE

Modular Unit Weatherproofing and Tensioning ContractorThis small business set-aside subcontract involves providing on-site surface preparation and the installation of tensioned weatherproofing wraps for prime contractors supporting Naval Surface Warfare Center PHD projects. The scope of work requires the installation of envelopes from the chassis line over walls and roofs using 3/4-inch woven polyester strapping with ratchets and non-penetrating fastening. The contractor is responsible for delivering 41 weather-tight modular units while utilizing scissor lifts and maintaining strict compliance with Naval Base Ventura County Installation Appearance Standards. The project is managed under the Department of Defense and is categorized under NAICS code 238390. Performance will take place in zip code 93043. Interested parties must adhere to the response deadline of November 20, 2026.

Commanding Officer

POSTED

3 days ago

DEADLINE

in 12 days

AI Contract Overview

The Joint Sealant Specialist subcontract involves the removal and replacement of construction and expansion joint sealants for prime contractors working on District Water Treatment Plant No. 2 projects in Fremont, California. The selected provider will be responsible for removing existing sealants and installing a new joint sealant system while maintaining strict environmental controls for resealing and curing as specified in the technical requirements. This opportunity is issued by the Alameda County Water District under NAICS code 238390. Interested parties must submit their responses by October 15, 2026, to be considered for the delivery of sealed expansion and construction joints.

General Info

Joint sealant removal and replacement for Fremont Water Treatment Plant by October 15, 2026.

Agency

California → Alameda County Water District

NAICS

238390 - Other Building Finishing Contractors

Place of Performance

Fremont, CA, 94539, USA

Set-Aside

NONE

Documents

This scope was carved out of 21509.

The full solicitation package (1 document), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

Removal, Disposal, And Installation Of Filter Media In Filters 1, 2, And 3 At Wtp No. 2

AI Contract Breakdown

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Timeline

PhaseClosed

PostedSep 22

subcontract

Response DeadlineOct 15

Deadline has passed

Submission Closed

10/15/2026, 02:00:00 PM PDT

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Organization & Contact Information

AgencyCalifornia → Alameda County Water District

ContactsNo contacts available

OfficeN/A

Organization / AgencyCalifornia → Alameda County Water District

Office AddressN/A

ContactsNo contact information available

Full Description

Removes and replaces construction and expansion joint sealants for prime contractors on District Water Treatment Plant No. 2 projects. Removes existing sealant and installs a new joint sealant system. Maintains environment control for joint resealing and curing per Part E.23.31. Delivers sealed expansion and construction joints.