This Subcontract opportunity from Greene County Sanitary Engineering was posted on June 4, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Demolition and Removal of Existing HVAC Systems

Closed

State & Local

Submission Closed06/09/2026, 03:00:00 PM UTC

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 is extensive, encompassing 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 services. 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 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 sub-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, under Specification No. 1472W for 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 can access plans and specifications via the District's PlanetBids procurement portal or at the J.F. Shea office in Walnut. The company is specifically targeting Disadvantaged Business Enterprises and other SBA-certified small businesses, emphasizing a commitment to equal opportunity and good faith negotiations. Potential subcontractors are expected to be bondable, with J.F. Shea offering to cover up to 1% of subcontractor bond costs. All bids must strictly adhere to the provided plans, specifications, and warranty requirements.

J.F. Shea Construction, Inc.

POSTED

DEADLINE

Stage Equipment and RiggingThis subcontract agreement for Stage Equipment and Rigging involves the supply and installation of specialized stage components for DeWitt Public Schools facility projects. The scope of work requires the contractor to provide and install stage curtains, rigging systems, motorized hoists, and stage flooring, including the setup of fly systems, borders, and specialized stage decking to ensure a fully operational system. The project is categorized under NAICS code 238990 and is managed through the state of Michigan. Interested parties must submit their responses by the deadline of November 24, 2026, following the posting date of November 9, 2026.

DeWitt Public Schools

POSTED

DEADLINE

Correctional-Grade Furniture Procurement and InstallationThis subcontract for Mono County, California, involves the procurement and installation of correctional-grade furniture for jail projects. The selected provider will supply high-security, anti-ligature, and tamper-resistant furniture according to the FF&E Bid Lookbook. Responsibilities include delivering materials to a secured site and performing all necessary wall and floor anchoring to ensure the system meets strict security standards. Qualified candidates must utilize factory-trained installers and provide evidence of previous experience working within secure government facilities. The final deliverable is a fully installed and anchored furniture system. Interested parties must respond by December 9, 2026, under NAICS code 238990.

Mono County California

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

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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

Solicitation # Doc269328588

NADEC is seeking sources for NSPC work at height activities to be performed in Saudi Arabia. This sources-sought opportunity, identified by solicitation number Doc269328588 and title 14003441, was posted on November 8, 2026. Interested parties must submit their responses by the deadline of November 19, 2026, at 13:00. Primary coordination for this requirement is handled by [email hidden], and further details can be accessed through the provided Ariba portal link.

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.

Region 9

POSTED

1 day ago

DEADLINE

in about 2 months

AI Contract Overview

The contract entails the complete demolition and removal of existing HVAC systems from two buildings, specifically targeting all components including air handling units, boilers, pumps, ductwork, piping, and controls. This subcontract requires the thorough disposal of all HVAC equipment previously installed in these structures. Issued by Greene County Sanitary Engineering, the project falls under the NAICS code 238990, which covers specialized trade contractors. Bids for the project were solicited beginning June 4, 2026, with a response deadline set for June 9, 2026, at 3:00 PM. Although specific location details and points of contact are not provided, the work is designated to take place at an unspecified site. The contract represents an opportunity for subcontractors experienced in demolition and removal services related to HVAC installations, ensuring compliance with all environmental disposal requirements and project timelines.

General Info

Complete HVAC system demolition and removal from two buildings, including all equipment disposal.

Agency

Greene County Sanitary Engineering

NAICS

238990 - All Other Specialty Trade Contractors

Place of Performance

USA

Set-Aside

NONE

Documents

This scope was carved out of 2503SA.

The full solicitation package (6 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

2503SA BCWRRF and Lab HVAC Improvements

AI Contract Breakdown

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Timeline

PhaseClosed

PostedJun 4

subcontract

Response DeadlineJun 9

Deadline has passed

Submission Closed

06/09/2026, 03:00:00 PM UTC

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Organization & Contact Information

AgencyGreene County Sanitary Engineering

ContactsNo contacts available

OfficeN/A

Organization / Agency

Greene County Sanitary Engineering

Office AddressN/A

ContactsNo contact information available

Full Description

Complete removal and disposal of existing HVAC equipment including air handling units, boilers, pumps, ductwork, piping, and controls from both buildings.

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