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3B MECHANICAL LLC

UEI: VKKBP5R5ZJ63

3B MECHANICAL LLC is a federal contractor, registered under UEI VKKBP5R5ZJ63. It has been awarded $10,700 across 1 federal contract. Primary work spans Plumbing, Heating, and Air-Conditioning Contractors. Top awarding agencies include Environmental Protection Agency.

Contact Information

Registration and classification details

Registration

UEI Code

VKKBP5R5ZJ63

Federal Contracting Overview

Award totals, agency breakdown, NAICS distribution, and geographic footprint.

Key Performance Metrics

Awards Count

0

All time

Active

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Past period of performance

Total Awards

All time

Contracts

Prime · all time

Subcontracts

Sub · all time

Grants

Prime · all time

Subgrants

Sub · all time

Award Analytics & Distribution

Awards by Agency

Environmental Protection Agency$10.7K100%

Awards by NAICS

238220 - Plumbing, Heating, and Air-Conditioning Contractors$10.7K100%

Awards by Agency Over Time

Awards by Place of Performance

Open opportunities in 3B MECHANICAL LLC's top NAICS codes and agencies

FQS1 HVAC Project

Solicitation # BD-27-1976-SSCPS-SSCPS-131712

The contract titled FQS1 HVAC Project involves the replacement, supply, and removal of two heat pumps and two heaters at a location in Longwater Circle, Norwell, Massachusetts. The solicitation, issued under number BD-27-1976-SSCPS-SSCPS-131712 by the Massachusetts agency SSCPS - Purchasing, is aimed at securing vendors to perform the necessary HVAC work in accordance with the specified quote requirements. The opportunity is open to eligible respondents with a deadline for submissions set for August 13, 2026, and was posted on July 29, 2026. The work is to be performed at the specified place of performance in Norwell, with Kristine Bingham designated as the primary point of contact for inquiries. The solicitation is categorized under SLED and does not specify a NAICS code or set-aside type, indicating it is a general procurement open to all qualified bidders meeting the technical and contractual requirements.

SSCPS - Purchasing

POSTED

about 16 hours ago

DEADLINE

Kinney Police Facility Hvac Improvements

Solicitation # 20260728028

The contract involves a major upgrade to the HVAC system at the William J. Kinney Police Facility in Sacramento, California, aimed at modernizing aging equipment and improving overall operational efficiency. The scope includes removing and replacing two existing rooftop direct expansion electric air handling units with hot water coils, along with their roof curbs, and installing new high-performance Variable Air Volume and Fan Powered VAV terminal units indoors. The existing pneumatic control system will be fully decommissioned and replaced with a state-of-the-art Direct Digital Control system featuring a new central server to enhance system monitoring and energy management. Electrical work is required to support the new systems, including installation of new fused disconnects and upgraded overcurrent protection. Structural modifications are necessary to meet current code requirements, particularly for seismic anchorage bracing, and architectural repairs to ceilings and roof substrates will follow to restore finished surfaces. All activities must be carefully coordinated with the Police Department to ensure continuous, uninterrupted 24/7 operations throughout the project. The solicitation, issued by the City of Sacramento under NAICS code 238220, has a response deadline of August 12, 2026, and key contact points are provided for inquiries and coordination.

City of Sacramento

POSTED

about 16 hours ago

DEADLINE

As-Needed Plumbing Repairs

Solicitation # BD-26-1162-PRC00-PRC00-131564

The contract is for as-needed plumbing repairs over a three-year period, solicited by the Massachusetts agency under the purchasing division PRC00. The opportunity was posted on July 29, 2026, with a response deadline of August 13, 2026, at 7:30 PM. The place of performance is specified as Allen Street in Pittsfield, Massachusetts, with a zip code of 01201, and the primary point of contact is Colleen Hunter-Mullett, identified as the Purchaser. The contract is classified under SLED, indicating it is directed toward state, local, or educational entities, and is not subject to any specific set-aside designations. All work must be performed at the designated location, and interested parties are directed to the official online portal for further details and submission.

PRC00 - Purchasing

POSTED

about 17 hours ago

DEADLINE

Request for Quotes: Replacement of HVAC Equipment System

Solicitation # BD-27-1301-18-18-131704

The Town of Nantucket, through its Nantucket Memorial Airport Commission, is seeking qualified vendors to submit quotes for the replacement of two existing American Standard HVAC units, model 4TXCD061BC3HCBA, each with a capacity of 60,000 BTU/h or five tons. These units are located at the Nantucket Memorial Airport and require replacement due to age or performance issues. All bids must be submitted directly by qualified contractors or businesses, with explicit instructions that quotes must not be submitted through the Commbuys platform, despite the solicitation number and link appearing on that site. The solicitation number is BD-27-1301-18-18-131704, and responses are due by August 19, 2026, at 7:01 PM Eastern Time. The project is managed under the jurisdiction of the Massachusetts state agency, with the airport located at Airport Road, Nantucket, MA 02554. Vilina Ilieva serves as the primary point of contact for the procurement, holding the title of Purchaser. The work must be performed on-site at the airport, and vendors are expected to provide equipment that meets or exceeds the specified model’s technical performance, though no additional NAICS code or set-aside requirements are indicated. Bidders are urged to review all submission guidelines carefully and ensure compliance with the stated deadlines and communication protocols to be considered for award.

POSTED

about 18 hours ago

DEADLINE

Plumbing & Piping Systems InstallationThe contract titled Plumbing & Piping Systems Installation pertains to the installation of water supply, sewer, drainage, and plumbing fixtures in strict adherence to applicable environmental and plumbing codes. It is structured as a subcontract under the NAICS code 238220, indicating classification within plumbing, heating, and air-conditioning contractors. The opportunity was posted on July 29, 2026, with a response deadline of August 30, 2026, at 4:00 AM, requiring all proposals to be submitted prior to this time. The place of performance is designated in the location identified as 39855, though specific city and state details are not provided. The contracting entity is listed as W2SD Endist New York under the Department of Defense, signaling a defense-related project with stringent regulatory and compliance requirements. All work must align with federal standards for infrastructure installation, emphasizing technical precision, environmental responsibility, and adherence to plumbing regulations.

W2SD Endist New York

POSTED

about 19 hours ago

DEADLINE

in about 1 month

HVAC System Installation & CommissioningThe contract entails the comprehensive supply, installation, and testing of HVAC systems complete with ductwork and ventilation infrastructure, all engineered to meet strict environmental and technical specifications. A critical requirement is the use of CFC-free insulation materials to ensure compliance with ecological standards and sustainability mandates. The work falls under NAICS code 238220 and is structured as a subcontract, with performance expected at the location identified as 39855. The opportunity was posted on July 29, 2026, with a firm deadline for responses set for August 30, 2026, at 4:00 AM. This procurement is managed under the auspices of the Department of Defense through its agency W2SD Endist New York, indicating the project supports defense-related infrastructure needs. All systems must be fully commissioned and verified to operational standards prior to acceptance.

W2SD Endist New York

POSTED

about 19 hours ago

DEADLINE

in about 1 month

HVAC Controls and Automation System ServiceThe contract seeks services for the repair, reprogramming, or integration of building automation systems and thermostatic controls to ensure optimal HVAC functionality, focusing on maintenance and operational enhancements of climate control infrastructure. Work is to be performed at Marietta, Georgia, with a zip code of 30069, and is classified under NAICS code 238220, indicating a specialization in electrical and wiring installations. This is a subcontract opportunity issued by the Department of Defense through the FA6703 94TH Contracting Flight Pk, with responses due by August 12, 2026, at 6:00 PM Eastern Time. The solicitation was posted on July 29, 2026, and no set-aside designation or organization type is specified, leaving eligibility open to qualified subcontractors regardless of business size or status. The contract is not tied to a specific procurement vehicle, and all proposals must comply with technical requirements related to automation system integration and HVAC performance standards.

FA6703 94TH Contracting Flight Pk

POSTED

about 19 hours ago

DEADLINE

HVAC Repair and Component ReplacementThe contract titled HVAC Repair and Component Replacement seeks subcontractors to execute corrective repairs on failed heating, ventilation, and air conditioning systems, with specific focus on replacing critical components such as compressors, fans, control systems, and ductwork to fully restore operational functionality. The work is required at a single location in Marietta, Georgia, with a zip code of 30069, and falls under the NAICS code 238220, which classifies it as HVAC installation and repair services. This is a subcontract opportunity under the Department of Defense, specifically managed by the FA6703 94TH Contracting Flight, and the solicitation was posted on July 29, 2026, with a firm response deadline of August 12, 2026, at 6:00 PM. All interested parties must submit proposals by the stated deadline to be considered for award, and the performance is confined to the specified location without provision for alternative sites or remote work.

FA6703 94TH Contracting Flight Pk

POSTED

about 19 hours ago

DEADLINE

HVAC and Mechanical Systems UpgradeThe contract titled HVAC and Mechanical Systems Upgrade is issued by the US Embassy Seoul and aims to install or modernize heating, ventilation, and air conditioning systems to enhance occupant comfort, improve energy efficiency, and ensure high indoor air quality. The work is categorized under NAICS code 238220, indicating it falls within the mechanical contracting sector, and is structured as a subcontract, suggesting it is part of a larger procurement effort. Performance of the work is mandated to occur in Seoul, South Korea, with no additional details provided regarding specific building locations or scope subdivisions. Although the solicitation number and point of contact are not specified, the contract was posted on July 29, 2026, and no set-aside provisions are indicated, meaning it is open to all eligible contractors without preference for small, minority-owned, or other designated businesses. The agency name listed includes the International Boundary and Water Commission: US-Mexico, which appears inconsistent with the embassy's location, potentially indicating a data entry error or administrative misalignment. Prospective contractors must be prepared to meet technical standards for HVAC system upgrades under the operational requirements of a U.S. diplomatic mission in a high-density urban environment.

US Embassy Seoul

POSTED

about 19 hours ago

DEADLINE

Plumbing and Piping System ServicesThis contract provides for the repair, replacement, and ongoing maintenance of plumbing, water supply, drainage, and gas piping systems across government facilities under the Department of Defense. The work is categorized under NAICS code 238220, indicating a focus on plumbing, heating, and air-conditioning contractors, and is structured as a subcontract. Performance of the services is required in Fussa, with no other specified locations. The opportunity was posted on July 29, 2026, and responses are due by August 17, 2026, at 2:00 a.m. The contracting office is identified as FA5209 374 Cons Pk, and while no specific point of contact is listed, the solicitation is accessible via the SAM.gov portal for interested parties seeking further details or submission instructions.

FA5209 374 Cons Pk

POSTED

about 19 hours ago

DEADLINE

Fire and Smoke Detection System MaintenanceThe contract covers the inspection, testing, and repair of fixed fire and smoke detection and alarm systems across the entirety of a ship, ensuring all components operate in compliance with safety and regulatory standards. Work must be performed with precision to maintain system integrity, including proactive identification of malfunctions, calibration of sensors, replacement of defective units, and documentation of all maintenance activities to guarantee continuous operational readiness. The efforts are critical to safeguarding crew, equipment, and vessel integrity in maritime environments where fire hazards pose significant risk. This is a subcontract under NAICS code 238220, issued by the Department of Defense through the Navsup Flt Logistics Ctr Yokosuka, with a response deadline of August 13, 2026. The work is expected to occur on board naval vessels, requiring qualified personnel with expertise in marine fire safety systems, adherence to military-grade specifications, and the ability to operate in confined or high-risk shipboard conditions. Timely compliance with deadlines and technical proficiency are essential to meet mission-critical operational requirements.

Navsup Flt Logistics Ctr Yokosuka

POSTED

about 19 hours ago

DEADLINE

HVAC Filter Replacement and Indoor Air Quality MaintenanceThe contract mandates the regular replacement of HVAC filters at the contractor’s expense, with all filters required to meet a minimum MERV 8 rating in accordance with ASHRAE Standard 52.2-1999 to ensure consistent indoor air quality. The contractor is responsible for maintaining a documented record of all filter changes, including dates, quantities, and any observations related to system performance or air quality conditions. This ongoing maintenance is critical to sustaining operational efficiency and health compliance within the facility located in Spokane, Washington, with the zip code 99202. The contract is classified as a subcontract under NAICS code 238220 and is issued by the Department of Defense through the agency W071 Endist Seattle. Although the specific solicitation number is not provided, the opportunity was posted on July 29, 2026, with a response deadline of August 28, 2026. The place of performance is fixed at the Spokane location, and all work must be completed in alignment with the specified technical and documentation standards. There is no set aside type designated, and the contract does not include a designated point of contact, requiring bidders to rely on the provided SAM.gov link for further details.

W071 Endist Seattle

POSTED

about 19 hours ago

DEADLINE

Complete Fuel and Water Distribution SystemsThe contract seeks the design, supply, and potential fielding of complete mobile fuel and water distribution systems tailored for military operations, aiming to support logistical needs in austere or deployed environments. The work involves delivering integrated systems capable of rapidly deploying, distributing, and managing critical resources on the move, with requirements likely including durability, mobility, scalability, and compatibility with existing military infrastructure. The contract is classified as a subcontract under NAICS code 238220, indicating construction specialty trade contracting, suggesting the systems may involve complex installation, integration, or field-deployable construction elements. The solicitation was posted on July 29, 2026, with a response deadline of August 29, 2026, at 3:59 a.m. Eastern Time. Performance is expected to center in Warren, though the exact location details are unspecified. The contracting agency is the Department of Defense under the Office of W6QK Acc- Dta, and while the place of performance lacks full geographic detail, the operational context implies worldwide applicability for contingency and tactical use. No set-aside type is indicated, suggesting open competition, and the absence of a point of contact implies further details may be accessible via the provided SAM.gov link.

POSTED

about 19 hours ago

DEADLINE

Fire Sprinkler System InstallationThe contract entails the installation and testing of fire sprinkler systems adhering strictly to NFPA 13 standards across a designated location in East Wenatchee, with all work required to meet federal safety and performance benchmarks. The scope includes comprehensive system verification through rigorous testing protocols to ensure proper functionality, coverage, and compliance prior to final acceptance. Ongoing maintenance activities must align with NFPA 25 requirements, ensuring continuous operational readiness of the systems through scheduled inspections, repairs, and component replacements as needed. The contract is structured as a subcontract under the Department of Defense, specifically managed by W071 Endist Seattle, and falls under NAICS code 238220 for fire protection system contracting. All work must be completed and submitted by the deadline of August 28, 2026, with performance taking place exclusively at the specified site in East Wenatchee, Washington.

W071 Endist Seattle

POSTED

about 19 hours ago

DEADLINE

Access Control and Low-Voltage Systems IntegrationThe contract awards the design and installation of low-voltage systems encompassing access control, security, and communications infrastructure, all required to meet federal safeguarding standards. The work is focused on ensuring integrated, secure, and compliant technical systems tailored to federal requirements, with specific emphasis on physical and electronic security measures that protect sensitive operations and data. The project demands technical expertise in modern low-voltage technologies, adherence to strict federal protocols, and precise execution to support mission-critical environments. The contract is classified as a subcontract under NAICS code 238220 and is managed by the Department of Defense through its W071 Endist Seattle office. Performance is required in East Wenatchee, with a deadline for responses set for August 28, 2026, and the solicitation was posted on July 29, 2026. There is no specific set-aside designation, and the project does not indicate geographic or vendor eligibility restrictions beyond federal compliance. All work must align with the federal safeguarding framework, ensuring systems are resilient, audit-ready, and integrated seamlessly within existing infrastructure.

W071 Endist Seattle

POSTED

about 19 hours ago

DEADLINE

Ductwork and Ventilation System InstallationThe contract involves the installation or replacement of ductwork to ensure proper ventilation for indoor line reactors at Rising Sun and generators at both locations, with the primary goal of maintaining safe thermal management and acceptable air quality. This work is critical for operational safety and compliance with environmental and engineering standards, requiring precise engineering to handle heat dissipation and airflow efficiency in enclosed industrial settings. The scope is focused exclusively on ventilation infrastructure, implicating mechanical and HVAC expertise to integrate seamlessly with existing systems. The solicitation is classified as a subcontract under NAICS code 238220, targeting specialized construction services related to mechanical ductwork. It was posted on July 29, 2026, with a response deadline of August 24, 2026, and is managed by the Department of the Interior under the Imr Northern ROCKIES office. The place of performance and specific delivery location details are not provided, suggesting the contractor will need to coordinate with site representatives to finalize logistics. No set-aside preferences or small business designations are indicated, and the contract is administered through the SAM.gov platform with a publicly accessible link for submission and documentation.

Imr Northern ROCKIES(12200)

POSTED

about 19 hours ago

DEADLINE

Exhaust System and Muffler InstallationThe contract entails the installation of exhaust piping and muffler systems for the generator at St. Mary WWTP, with the primary goals of ensuring safe venting of exhaust gases, effectively reducing operational noise, and meeting all applicable operational and regulatory standards. The work is classified under NAICS code 238220, indicating it falls under the category of plumbing, heating, and air-conditioning contractors, and is structured as a subcontract opportunity under the Department of the Interior, managed by Imr Northern ROCKIES. The solicitation was posted on July 29, 2026, with a response deadline of August 24, 2026, providing interested parties with a limited window to submit proposals. The place of performance is tied to the St. Mary WWTP facility, though specific location details are not provided in the data. The project demands technical expertise in exhaust system design and installation, adherence to environmental and safety guidelines, and coordination with existing onsite infrastructure to guarantee seamless integration and long-term reliability.

Imr Northern ROCKIES(12200)

POSTED

about 19 hours ago

DEADLINE

Gas Piping and Fuel Line InstallationThe contract calls for the installation of new gas piping and fuel lines to connect backup generators to an existing fuel supply system, with strict requirements for leak-proof construction, pressure testing, and full compliance with applicable codes and safety standards. The work must ensure reliable and safe fuel delivery to critical backup power systems, emphasizing quality installation techniques and rigorous verification protocols to prevent hazards and ensure operational readiness. All materials and methods must meet industry-specific benchmarks for gas handling systems in critical infrastructure environments. This is a subcontract valued under NAICS code 238220 for specialty trade contracting, posted on July 29, 2026, with a response deadline of August 24, 2026. The contracting entity is the Department of the Interior under the Imr Northern ROCKIES(12200) organization, though specific location details for performance or contact are not provided. The opportunity is available through the SAM.gov platform, and interested parties must submit proposals prior to the deadline to be considered for award.

Imr Northern ROCKIES(12200)

POSTED

about 19 hours ago

DEADLINE