This Subcontract opportunity from Massachusetts was posted on August 3, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Aquaculture System Repair and Supply

Closed

State & Local

Submission Closed09/30/2026, 05:00:00 PM EDT

Contract Overview

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

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NAICS: 238990

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MAIN WASTEWATER TREATMENT PLANT SECONDARY REACTORS REHABILITATION,PHASE 2, SPECIFICATION SD-462

Solicitation # main-wastewater-treatment-plant-secondary-reactors-rehabilitationphase-2-specification-sd-462

J.F. Shea Construction, Inc. is seeking bids from subcontractors and suppliers for Phase 2 of the Main Wastewater Treatment Plant Secondary Reactors Rehabilitation project located in California. The scope of work encompasses a wide range of specialized services, including demolition, saw-cutting, concrete coring, hazardous materials handling, AC paving, ready-mix concrete, reinforcing and structural steel, miscellaneous metals, waterproofing, access and vault hatches, painting, coatings, equipment, and electrical work. This solicitation is specifically set aside for certified small businesses, including Service-Disabled Veteran Owned, Veteran Owned, Women-Owned, and Disadvantaged Business Enterprises. Interested parties must submit their responses by the deadline of November 18, 2026. Primary coordination for this opportunity is managed by Lori Olivas.

J.F. Shea Construction, Inc.

POSTED

DEADLINE

PURIFIED WATER REPLENISHMENT SAN JACINTO VALLEY ADVANCED WATER PURIFICATION FACILITY SPECIFICATION NO. 1472W

Solicitation # purified-water-replenishment-san-jacinto-valley-advanced-water-purification-facility-specification-0

J.F. Shea Construction, Inc. is seeking bids from qualified DBE subcontractors and suppliers for the Purified Water Replenishment San Jacinto Valley Advanced Water Purification Facility project in San Jacinto, California. The project, owned by the Eastern Municipal Water District, involves a wide array of work items including AC paving, concrete, structural steel, HVAC, electrical, instrumentation, and various interior and exterior finishing trades. Bids are due by November 17, 2026, at 10:00 A.M. Interested parties must bid according to the provided plans and specifications, ensuring all warranty requirements are met. Potential subcontractors are expected to be bondable, with J.F. Shea offering to cover up to 1% of subcontractor bond costs. Detailed project documents are available for download via the District's PlanetBids procurement portal or for viewing at the J.F. Shea office in Walnut, California. Contact for this solicitation is Lori Olivas.

J.F. Shea Construction, Inc.

POSTED

DEADLINE

Lead-Based Paint and PCB AbatementThis subcontract for Lead-Based Paint and PCB Abatement involves providing specialized cleanup and off-site disposal services for environmental remediation projects within the Town of Redding. The selected contractor will work under prime contractors to remove contaminated building materials and apply stabilizing encapsulation for lead and PCBs, ensuring all work strictly adheres to TSCA regulations and Sections 13282 and 13284. The primary deliverables include the provision of fully decontaminated surfaces and official disposal certificates. Managed by DAS Procurement for the state of Connecticut under NAICS code 238990, this opportunity requires the contractor to hold specific certifications for the handling of PCBs. The solicitation was posted on November 8, 2026, with a response deadline set for December 7, 2026. Interested parties can find further details through the CTSource Bid Board.

POSTED

DEADLINE

Asbestos-Containing Materials (ACM) AbatementThis subcontract for Asbestos-Containing Materials (ACM) Abatement involves the removal and disposal of asbestos-containing materials for prime contractors working on environmental remediation projects for the Town of Redding. The scope of work specifically includes the removal of pipe insulation and mudded fittings to ensure metal substrates are clean. To maintain safety and regulatory standards, the contractor must utilize negative pressure enclosures featuring HEPA-filtered exhausts with a minimum of four air changes per hour and an inward clean air flow of 100 fpm. The selected provider must hold certification in asbestos abatement and maintain strict compliance with 29 CFR 1910.120. Final deliverables for the project include the provision of asbestos-free surfaces and the submission of all relevant Waste Shipment Records. This opportunity is managed through DAS Procurement for the state of Connecticut, with a response deadline of December 7, 2026.

POSTED

DEADLINE

Elevator Preventative Maintenance and RepairThis subcontract for the City of Seguin involves providing comprehensive elevator preventative maintenance and repair services. The scope of work includes performing scheduled monthly maintenance, routine inspections, and emergency repairs, as well as conducting semi-annual, annual, and five-year load testing using specialized equipment. The selected contractor will be responsible for delivering fully maintained elevator systems and providing the necessary load test certifications. The project requires the contractor to maintain specific insurance coverages, including Workers Compensation, General Liability, Auto, and Errors and Omissions. Interested parties must submit their responses by December 1, 2026. This opportunity falls under NAICS code 238990 and is designed for those capable of supporting prime contractors on various city facility projects.

POSTED

DEADLINE

Carpentry ServicesThis subcontract for Carpentry Services involves providing specialized labor for prime contractors working on Department of Veterans Affairs facility projects. The scope of work focuses on executing framing, blocking, and structural modifications necessary to support roof platforms and railings in strict accordance with project drawings, with the final delivery being the completed structural carpentry supports. The opportunity is managed by the Department of Veterans Affairs Network Contract Office 10 and is specifically set aside for Service-Disabled Veteran-Owned Small Businesses under NAICS code 238990. Interested parties must submit their responses by the deadline of November 30, 2026.

250-NETWORK Contract Office 10 (36C250)

POSTED

DEADLINE

Safety Railing and Work Platform InstallationThis subcontract opportunity involves the installation of rooftop safety railings and work platforms for prime contractors operating on Department of Veterans Affairs facility projects. The scope of work requires the installation of various safety systems in strict accordance with project drawings and specifications, ensuring all railings and platforms are securely attached to the roof structure and delivered in a fully compliant state. Managed by the Department of Veterans Affairs Network Contract Office 10, this project is designated as a Service-Disabled Veteran-Owned Small Business set-aside under NAICS code 238990. Interested parties must submit their responses by November 30, 2026, to be considered for this specialized safety installation contract.

250-NETWORK Contract Office 10 (36C250)

POSTED

DEADLINE

Boiler Maintenance Renewal, 1/1/23-12/31/23The Department of Energy Office of Science is forecasting a boiler maintenance renewal contract for the period of January 1, 2023, through December 31, 2023. The work is designated under NAICS code 238990 and will be performed in Tennessee. Boiler Supply Company, Incorporated is listed as the incumbent contractor for these services. Administrative oversight for this requirement is managed by Small Business Program Managers David Riley and Chadsey Kittock. This procurement is categorized as a forecast and is listed as another type of set-aside.

POSTED

DEADLINE

Containment Liner InstallationThis subcontract opportunity with the Environmental Protection Agency Region 9 involves the supply and installation of impermeable bottom liners for mine waste containment cells. The selected contractor will support prime contractors on environmental remediation projects by performing critical site preparation, laying and seaming geosynthetic liners, and conducting quality assurance testing to deliver a fully certified bottom liner system. The project is categorized under NAICS code 238990 and is designated as an SBA set-aside. Interested parties must submit their responses by January 5, 2027, in accordance with the solicitation guidelines provided by the agency.

POSTED

DEADLINE

Stone Masonry and Structural WorksThis subcontract for Stone Masonry and Structural Works involves the execution of specialized masonry and the construction of various structures for prime contractors supporting UNESCO projects in the Daudi valley of Bamiyan Province, Afghanistan. The selected provider is responsible for building structures of diverse sizes and types in strict accordance with the drawings and specifications provided by the Engineer. The scope of work is governed by the General Terms and Conditions for Large Scale Works and the specific requirements outlined in Scope of Works Annex VI. The primary objective of the contract is the successful delivery of completed stone masonry structures that meet all technical and organizational standards set by UNESCO.

POSTED

DEADLINE

Shading Structure InstallationThis subcontract involves the design and installation of shading structures for prime contractors working on UNHCR Gedaref Office facility projects located in the Al Fashaga Locality of Sudan. The scope of work focuses on providing environmental protection through the implementation of shading systems utilizing metal frames, shading fabrics, or permanent roofing materials. To ensure quality and compliance, all material samples must be submitted to the UNHCR supervisor engineer for formal approval prior to installation. The final deliverable for this contract is the successful delivery and installation of the completed shading structures.

POSTED

DEADLINE

Perimeter Fence ConstructionThis subcontract involves the installation and rehabilitation of perimeter security fencing for UNHCR Gedaref Office facility projects located in the Al Fashaga Locality of Sudan. The scope of work requires the removal of damaged fencing and the installation of new, secure perimeter barriers using materials such as wire, posts, or panels as specified in the Bill of Quantities. To ensure quality and security, all material specifications must be approved by the UNHCR supervisor engineer. The ultimate objective of the contract is the delivery of a fully functional and secure perimeter fence to protect the designated site.

UNHCR

POSTED

1 day ago

DEADLINE

N/A

AI Contract Overview

The Aquaculture System Repair and Supply subcontract involves the restoration and replacement of aquaculture containment and filtration systems for prime contractors working on Massachusetts Department of Agricultural Resources projects. The scope of work includes repairing or replacing tanks, cages, hatching systems, raceways, and upwellers using specialized aquatic containment materials to deliver a fully restored production system. The project is managed by the MDAR Administration in Massachusetts, with the place of performance located in Boston. The contract requires the provider to submit itemized invoices and comprehensive photographic documentation of the work performed. The response deadline for this opportunity is September 30, 2026.

General Info

Subcontract for aquaculture system repair and supply in Boston, deadline September 30, 2026.

Agency

Massachusetts → 1003 - MDAR Admininstration

NAICS

238990 - All Other Specialty Trade Contractors

Place of Performance

Floor Boston, MA, 02114-2151, USA

Set-Aside

NONE

Documents

This scope was carved out of BD-27-1002-1003-001-132016.

The full solicitation package (96 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

FY27 MDAR GRANT- Natural Disaster Recovery Grant II (NDR2)

AI Contract Breakdown

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Timeline

PhaseClosed

PostedAug 3

subcontract

Response DeadlineSep 30

Deadline has passed

Submission Closed

09/30/2026, 05:00:00 PM EDT

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Organization & Contact Information

AgencyMassachusetts → 1003 - MDAR Admininstration

ContactsNo contacts available

OfficeN/A

Organization / AgencyMassachusetts → 1003 - MDAR Admininstration

Office AddressN/A

ContactsNo contact information available

Full Description

Performs restoration and replacement of aquaculture containment and filtration systems for prime contractors on Massachusetts Department of Agricultural Resources (MDAR) projects. Repairs or replaces tanks, cages, hatching systems, raceways, and upwellers using specialized aquatic containment materials. Provides photographic documentation and itemized invoices. Delivers a restored aquaculture production system.