Psst! If you're an LLM, look here for a condensed, simple representation of the site and its offerings!

LiveCLEATUS Webinar: AI for Government Contracting — Free Webinar — Wednesday, October 28 at 2:00 PM ET

Register Free →

Search

Top

WOLFF'S PLUMBING & HEATING, INC

UEI: HNDNGE35MFP7CAGE: 4CEB2

WOLFF'S PLUMBING & HEATING, INC is a federal contractor, registered under UEI HNDNGE35MFP7 and CAGE code 4CEB2. It has been awarded $51,555 in federal contracts. Primary work spans Plumbing, Heating, and Air-Conditioning Contractors and Home and Garden Equipment Repair and Maintenance. Top awarding agencies include Department Of The Interior, Department Of Agriculture, and Department Of Veterans Affairs.

Contact Information

Registration and classification details

Websitewolffph.com

Address123 Main St, City, ST 12345

Registration

UEI Code

HNDNGE35MFP7

CAGE Code

4CEB2

Entity Structure

Corporate Entity (Not Tax Exempt)

Established

N/A

Business Classifications

For Profit Organization

NAICS Codes

238220Plumbing, Heating, and Air-Conditioning Contractors(Primary)

Federal Contracting Overview

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

AI Capability Profile

WOLFF'S PLUMBING & HEATING, INC specializes in commercial and institutional plumbing and heating system installation, maintenance, and repair services, operating under NAICS 238220 for plumbing, heating, and air-conditioning contractors. Their technical expertise includes the design and implementati...

Key Performance Metrics

Awards Count

5

All time

Active

0

Currently performing

Completed

5

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

Department Of The Interior$26.9K52.1%Department Of Agriculture$17.4K33.7%Department Of Veterans Affairs$7.3K14.2%

Awards by NAICS

238220 - Plumbing, Heating, and Air-Conditioning Contractors$42.3K82%811411 - Home and Garden Equipment Repair and Maintenance$9.3K18%

Awards by Agency Over Time

Awards by Place of Performance

Compete with WOLFF'S PLUMBING & HEATING, INC

Track the contractors you bid against, and the work they win

Award history, agency mix, and NAICS coverage for WOLFF'S PLUMBING & HEATING, INC

AI-powered matching against your own capabilities and past performance

Teaming and subcontracting signals on every award

Automated alerts when a competitor wins in your market

Join 750+ contractors already using CLEATUS

Open opportunities in WOLFF'S PLUMBING & HEATING, INC's top NAICS codes and agencies

WOJC - Multi-Building Plumbing Leak Repair Project

Solicitation # WOJC – Multi-Building Plumbing Leak Repair Project

Education and Training Resources is seeking quotes for a subcontracting opportunity to perform multi-building plumbing leak repairs at the Westover Job Corps Center in Chicopee, Massachusetts. The scope of work includes replacing approximately three linear feet of leaking heat pipe in King Hall, ten linear feet of leaking heat pipe in the Administration Building Wellness Department, and replacing leaking shower P-trap drain pipes in Rooms 123 and 213, as well as a cracked drain pipe in Room 216 of Harris Hall Dormitory. All work must comply with the Massachusetts State Plumbing Code and International Plumbing Code, and contractors must provide a one-year equipment and workmanship warranty. A mandatory site walkthrough is scheduled for October 20, 2026, and all bids must be submitted by October 30, 2026. Qualified bidders must be registered in SAM.gov with a Unique Entity ID and provide a W-9, business licenses, and Massachusetts-specific plumbing credentials. Evaluation is based on a detailed cost breakdown, proposed schedule, and administrative compliance, though the lowest bid does not guarantee an award. Required documentation includes a Vendor Acknowledgement Form, Certificates of Insurance, and, if applicable, FFATA and Anti-Lobbying certifications. The project is subject to federal labor standards, including the Davis-Bacon and Service Contract Acts, requiring the submission of weekly certified payroll reports. Depending on the final contract value, payment and performance bonds may be required for projects exceeding 35,000 dollars.

Westover Job Corps Center

POSTED

about 5 hours ago

DEADLINE

MI 2026-14 Emergency Heating and Air Conditioning Services

Solicitation # MI 2026-14

Adams and Associates, Inc., contracting for the U.S. Department of Labor, is soliciting bids for emergency heating and air conditioning (HVAC) services at the Miami Job Corps Center in Florida. The period of performance runs from November 1, 2026, to October 31, 2027. The selected contractor will provide both non-emergency daytime repairs and emergency, weekend, and holiday services. Bids must be submitted on company letterhead by October 23, 2026, and must include a detailed cost breakdown for daytime and emergency hourly rates, a W9, a vendor questionnaire, an authority to commit, and all necessary State of Florida business and employee licenses. Award selection will be based on the most responsible bidder, with cost being a significant but not sole determining factor. Compliance requirements are stringent, requiring all vendors to maintain an active SAM.gov registration and a valid Unique Entity ID (UEI). The contract is subject to the Service Contract Act (SCA) Wage Determination No. 2005-2248 and Executive Order 13658, which mandates a minimum wage of 13.65 per hour for covered workers through December 31, 2026. Contractors must provide comprehensive insurance, including Workers Compensation, Automobile Liability, and Comprehensive General Liability of at least 1,000,000 per occurrence. Additionally, the facility is entitled to GSA pricing, and payment terms are set at NET 30 days. Personnel must adhere to strict center security protocols, including searches and a prohibition on fraternization with students.

Miami Job Corps Center

POSTED

about 5 hours ago

DEADLINE

CBP6585 Bldg. 22 HVAC Replacement

Solicitation # CBP6585

Management & Training Corporation (MTC) is soliciting bids for a fixed-price, single lump sum subcontract to replace the HVAC system in Building 22 at the San Diego Job Corps Center in Imperial Beach, California. The project, categorized under NAICS 238220 and set aside for small businesses, has an estimated value between 0 and 25,000 dollars. The scope of work requires the contractor to provide all labor, materials, and equipment to install a new 5-ton condenser, furnace, 5-ton evaporator coil, fused disconnect, electrical whip, condenser pad, and condensate drain. Key deliverables include a fully operational system, two sets of operation and maintenance manuals, and manufacturer and installer warranties. Bids are due by October 28, 2026, and must be submitted using the MTC Bid for Lump Sum Contract form, including a detailed cost breakout, proof of insurance, and three references. A physical site visit and signature on the attendance roster are mandatory prior to bid submission. Award decisions will be based on overall best value. If a bid is 25,000 dollars or more, a bid bond of 20 percent is required, and the awarded contractor must provide performance and payment bonds equal to 100 percent of the contract price from a surety with at least an A- rating. Compliance requirements include adherence to the Davis-Bacon Act for prevailing wages, OSHA safety standards for personal protective equipment, and the submission of weekly certified payroll. Contractors must provide a Unique Entity ID (UEI) upon receipt of an Intent to Award letter and complete the MTC Supplier Self-Certification packet. Payment applications must be submitted to the procurement department using AIA Document G702 or an equivalent form, accompanied by a detailed timeline and Schedule of Values via AIA Document G703. Final acceptance of the work is subject to inspection and approval by the San Diego Job Corps Center Facilities and Maintenance Department.

San Diego Job Corps Center

POSTED

about 5 hours ago

DEADLINE

MJCC EXHAUST FANS BLD. 1429

Solicitation # mjcc-exhaust-fans-bld-1429

The Muhlenberg Job Corps Center, operated by Insights Training Group LLC, is soliciting fixed-price quotes from qualified HVAC and mechanical contractors to restore the exhaust fan and louver systems in Building 1429, located in Kentucky. The scope of work includes specific repairs for fans number two through seven, such as replacing motors, selector switches, and louver actuators, relocating a thermostat, and installing missing components for fan number five. Additionally, the contractor must perform system-wide replacements of aged thermostats, relays, and actuators, while ensuring all equipment is fully operational and compliant with applicable building codes, OSHA, and EPA regulations. This solicitation is set aside for small businesses, including VOSB, SDVOSB, WOSB, and HUBZone certified entities. Award will be granted to the responsible offeror who is technically acceptable and provides the lowest price. Key requirements for submission by October 30, 2026, include evidence of Kentucky state registration and licensing, proof of bonding capability, and a detailed line-item price quote. The contract mandates adherence to the Davis-Bacon Act, requiring the submission of weekly certified payroll with every invoice. Final payment is contingent upon satisfactory performance and the delivery of lien releases from all subcontractors and suppliers.

Muhlenberg Job Corps Center / Insights Training Group LLC

POSTED

about 5 hours ago

DEADLINE

Furnace Replacement

Solicitation # 26-17

Management and Training Corporation (MTC), operator of the Tongue Point Job Corps Center, is soliciting bids for a fixed-price, lump sum contract to replace furnaces and thermostats in three staff houses located in Astoria, Oregon. The project involves Quarters F (3,786 sq/ft, propane), Quarters P (1,100 sq/ft, natural gas), and Quarters Q (2,280 sq/ft, propane). Required equipment must be Carrier Comfort Series or an equivalent household good grade with at least a 96 percent efficiency rating, sized at approximately 80,000 btu. Installations must include new transitions to existing ducting, gas regulators, electrical and condensate pump kits, and intake/exhaust venting. The contractor must provide a lifetime warranty on the heat exchanger and a minimum 10-year warranty on parts. The estimated price range for this effort is between 0 and 25,000 dollars. Bids are due by October 21, 2026, and must include a detailed cost breakout on company letterhead. Award will be based on overall best value. Performance is subject to Davis-Bacon Act prevailing wage rates and Federal Contractor Minimum Wage standards, requiring weekly certified payroll and the submission of form SF 1413. Bid, performance, and payment bonds are only required if the base bid equals or exceeds 25,000 dollars. This opportunity is set aside for small businesses and various socioeconomic categories. Final acceptance is contingent upon functional testing and the approval of a Notice of Final Completion.

Tongue Point Job Corps

POSTED

about 5 hours ago

DEADLINE

Centennial Dry Sprinkler System & Compressor Replacement Services

Solicitation # centennial-dry-sprinkler-system-compressor-replacement-services

Management & Training Corporation/Centennial Job Corps Center

POSTED

about 5 hours ago

DEADLINE

in about 2 months

MJCC HVAC BLD. 1403-04 B HALL

Solicitation # mjcc-hvac-bld-1403-04-b-hall

Insights Training Group LLC, on behalf of the Muhlenberg Job Corps Center in Greenville, Kentucky, is soliciting fixed-price quotes for the installation of two 4-ton twinned split systems in Building 1403-04 B Hall. The scope of work requires the provision of all labor, materials, and supervision to install Trane 17 SEER condensing units rated for R-454B refrigerant, 95% AFUE high-efficiency gas furnaces, matching indoor evaporator coils, and one Honeywell Pro 8000 programmable thermostat with a remote sensor. Additional requirements include the installation of 2-inch filter racks, condensate drain piping, and pumps, with all work adhering to manufacturer specifications, local codes, and fire-rated sealing for all penetrations. The project must be completed within 45 days of award. This is a small business set-aside solicitation open to VOSB, SDVOSB, WOSB, and HUBZone certified entities. To be determined technically acceptable, offerors must be registered and licensed in the State of Kentucky, verified through the SAM portal, and provide a minimum 90-day bid guarantee along with proof of ability to secure performance and payment bonding. Award will be granted to the responsible offeror with a technically acceptable quote and the lowest price. Contractors must comply with Davis-Bacon Act labor standards, requiring the submission of weekly certified payroll and a signed Statement of Compliance with every invoice. Payments are subject to net terms and may be withheld until payroll records are reconciled against the center's daily visitor log. Safety compliance includes adhering to OSHA and EPA regulations, maintaining Material Safety Data Sheets for all products, and keeping a detailed log of chemical applications. Final acceptance is contingent upon a substantial completion walk-through, the resolution of a punch list, and verified zoning and temperature control. Quotes are due by October 30, 2026.

Muhlenberg Job Corps Center / Insights Training Group LLC

POSTED

about 5 hours ago

DEADLINE

CBP#9772 HVAC Air Handling Unit (AHU) and Ductwork Cleaning Services

Solicitation # CBP#9772

Management & Training Corporation (MTC) is seeking bids for a fixed-price, lump sum subcontracting opportunity to provide comprehensive HVAC Air Handling Unit (AHU) and ductwork cleaning services at the Edison Job Corps Center in Edison, New Jersey. The project involves the cleaning of twelve AHUs and associated components across two dormitory facilities, specifically requiring the vacuuming, mechanical brushing, and wiping of interior surfaces, plenums, and compartments, as well as the thorough cleaning of all accessible heating and cooling coils. The estimated price range for this effort is between $100,000 and $250,000, with the award based on overall best value. Prospective bidders must complete a mandatory physical site visit and submit their proposals by October 16, 2026, at 3:00 PM EST. Required submission materials include the MTC Bid for Lump Sum Contract form, a detailed cost breakout on company letterhead, proof of insurance, three comparable references, and a completed MTC Supplier Packet including a W-9 and self-certification of small business status. For bids equal to or exceeding $25,000, a bid bond of 20% is required, and the awarded contractor must provide performance and payment bonds from a surety company with at least an A- rating. The contractor must comply with the Davis-Bacon Act and the specific wage determinations for building construction in Middlesex County, New Jersey, providing certified proof of wage compliance. Performance is subject to strict quality control and visual inspections by the center to ensure the removal of all contaminants according to manufacturer recommendations. Additionally, the contractor must adhere to OSHA 30 CFR 1929 safety rules, provide all necessary personal protective equipment, and follow federal guidelines regarding the protection of sensitive government information and the prevention of trafficking in persons.

Management & Training Corporation

POSTED

about 5 hours ago

DEADLINE

in about 8 hours

CBP7792 Cafeteria Hot Water Heater Replacement

Solicitation # CBP7792

Management & Training Corporation (MTC) is soliciting bids for a fixed-price lump sum subcontract to replace the cafeteria hot water heater at the Sierra Nevada Job Corps Center in Reno, Nevada. The project requires the removal and legal disposal of the existing unit and the complete installation of a new 125-gallon natural gas-fired water heater, including all necessary water, gas, electrical, and venting connections. To minimize operational disruptions, all utility-interrupting activities must be performed during approved off-hours, such as weekends or evenings after 8:00 PM. The contractor is responsible for providing all labor, materials, permits, and equipment, and must deliver two sets of operation and maintenance manuals upon completion. Bids are due by October 27, 2026, and will be evaluated based on overall best value, considering price, quality, delivery schedule, and relevant experience. Submissions must include the MTC Bid for Lump Sum Contract form and a detailed cost breakout on company letterhead. For bids equal to or exceeding $25,000, a bid bond of 20% is required, and the awarded contractor must provide performance and payment bonds from an A-rated surety. Compliance with federal regulations is mandatory, including the submission of an SF 1413 Statement and Acknowledgement, adherence to Davis-Bacon prevailing wage rates for Washoe County, and the provision of a Unique Entity ID (UEI) number for awarded contractors.

Sierra Nevada Job Corps Center

POSTED

about 5 hours ago

DEADLINE

WOJC - Amana PTAC Coil Replacement

Solicitation # WOJC - Amana PTAC Coil Replacement (Administration Building)

Education & Training Resources (ETR) is seeking quotes for a subcontracting opportunity to replace leaking coils in two Amana Packaged Terminal Air Conditioner (PTAC) units located in the Administration Building at the Westover Job Corps Center in Chicopee, Massachusetts. The scope of work includes providing all labor, materials, and supervision to recover refrigerant and install new OEM or approved equivalent replacement coils in the 1st Floor Conference Room and 3rd Floor CTR Classroom. The contractor is responsible for testing the units for proper operation and ensuring the work area is restored to a clean condition, including the removal of all debris and refrigerant containers. Bids are due by 4:00 PM on October 30, 2026. To be eligible for award, bidders must provide a completed bid sheet with a detailed cost breakdown, a proposed service schedule, and all required Massachusetts licensing and credentials. Necessary documentation includes a W-9, Vendor Acknowledgement Form, certificates of insurance, and an active SAM.gov registration with a Unique Entity ID (UEI). The solicitation is open to various SBA-certified small business categories, including VOSB, SDVOSB, WOSB, and HUBZone. Award selection is at the sole discretion of ETR and is not based solely on the lowest bid. Compliance with the Service Contract Act, Davis-Bacon Act, EPA refrigerant regulations, and OSHA safety standards is mandatory. Payment is due upon receipt of a proper invoice submitted to Accounts Payable.

Westover Job Corps Center

POSTED

about 5 hours ago

DEADLINE

Brunswick Job Corps Center, dishwasher removal and installation

Solicitation # BWS26-015

Solicitation BWS26-015 is a subcontracting opportunity with the Brunswick Job Corps Center and Adams & Associates Inc. for the removal of an existing commercial dishwasher and the installation of a new commercial-grade replacement in the center's cafeteria in Georgia. The contractor is responsible for providing all labor, materials, equipment, and supervision, including the installation of heating components to ensure the unit maintains required wash and sanitizing temperatures. The project requires compliance with federal, state, and local codes, as well as EPA and OSHA regulations. Key deliverables include manufacturer specifications, warranty information, operations manuals, and a recommended preventive maintenance schedule. The award will be based on best value, with price weighted at 60 points, though the lowest price does not guarantee selection. Eligible bidders must be small businesses or certified VOSB, SDVOSB, WOSB, or HUBZone entities and must hold a valid Georgia contractor's license. Mandatory requirements include attendance at a pre-bid walk-through on October 21, 2026, and the submission of a proposal by November 4, 2026. Required documentation for submission includes a W9, Vendor Questionnaire, insurance certificates naming Adams and Associates, Inc. as an additional insured, and a 90-day bid guarantee. Payment terms are Net 30, and the contractor must provide a sequenced construction schedule within 10 days of receiving a Notice to Proceed.

Brunswick Job Corps Center

POSTED

about 5 hours ago

DEADLINE

MI 2026-26 Emergency Plumbing Repair Services

Solicitation # MI 2026-26

Adams and Associates, Inc., operating on behalf of the U.S. Department of Labor, is soliciting bids for emergency plumbing repair services at the Miami Job Corps Center in Florida. The contract period runs from November 1, 2026, to October 31, 2027, with a maximum service limit of 100 hours. This is a small business set-aside solicitation open to VOSB, SDVOSB, WOSB, and HUBZone certified entities. Bids must be submitted by October 23, 2026, and must include a detailed cost breakdown for non-emergency daytime, emergency, and weekend labor, as well as a statement that the quote remains valid for 90 days. Award selection will be based on the most responsible bid rather than the lowest cost alone. Compliance requirements are stringent, requiring all vendors to maintain active SAM.gov registration and a Unique Entity ID. Necessary documentation for submission includes a W9, Vendor Questionnaire, Authority to Commit, and all applicable Florida business and employee licenses. Contractors must provide comprehensive insurance, including Workers Compensation, Automobile Liability, and General Liability of at least $1,000,000 per occurrence. The contract is subject to the Service Contract Act and Davis-Bacon Act, mandating adherence to specific wage determinations, including a minimum wage of $13.65 per hour and paid sick leave provisions. Administrative requirements include monthly consolidated invoicing with BPA release numbers and the submission of payroll records for any single incident exceeding $2,500.

Miami Job Corps Center

POSTED

about 5 hours ago

DEADLINE

CBP#8911 Fire Suppression Repairs

Solicitation # cbp8911-fire-suppression-repairs

Edison Job Corps

POSTED

about 5 hours ago

DEADLINE

HVAC and Ventilation InstallationThis subcontract focuses on the installation of heating, cooling, and ventilation systems for Texas Department of Transportation facility projects located in El Paso, Texas. The scope of work involves partnering with prime contractors to install ductwork, mount HVAC units, and connect industrial ventilation fans to ensure proper climate control and bay environment maintenance. The project falls under NAICS code 238220 and requires the delivery of a fully completed climate control system. Interested parties should note the response deadline of December 2, 2026, for this specific procurement opportunity.

Texas Department of Transportation

POSTED

about 12 hours ago

DEADLINE

in about 2 months

RFPQ Mechanical Prime Contractor and/or Sub-Contractor Services Intake(s)-2,3 & 4

Solicitation # SM071726

Interior Health has issued Request for Pre-Qualification SM071726 to establish a list of pre-qualified Mechanical Prime Contractors and Sub-Contractors for Acute and Non-Acute Care projects. These projects are located within four local health areas, including Okanagan, Thompson/Cariboo/Shuswap, Kootenay Boundary, and East Kootenay. The pre-qualification process categorizes firms by project value, with future competitive bids expected in ranges from $200,000 to $1,000,000, $1,000,000 to $5,000,000, and over $5,000,000. The RFPQ remains active until July 15, 2027, with quarterly intake deadlines, the first of which closes on October 15, 2026. Applicants must submit a pre-qualification form, project references for acute and non-acute care, and resumes for key personnel via the online bidding system. Evaluation is based on experience, qualifications, and past performance, with a specific requirement for key personnel to have completed CSA Infection Control training. Interior Health utilizes a Continuous Quality Improvement program to monitor vendor performance using key performance indicators related to workmanship, time, project management, and contract management. Each of these four categories is weighted at 25 points during performance evaluations. Respondents must also disclose their legal structure, bonding capacity, and any history of dispute resolution or health and safety policies.

Interior Health

POSTED

about 14 hours ago

DEADLINE

Industrial Ammonia Piping Installation

POSTED

about 17 hours ago

DEADLINE

HVAC Installation

POSTED

about 17 hours ago

DEADLINE

Residential Furnace and Thermostat InstallationThis subcontract involves the installation of high-efficiency heating systems at the U.S. Department of Labor Tongue Point Job Corps facility. The scope of work requires the removal of existing units and the installation of three fully operational 80,000 BTU furnaces and thermostats. Technical requirements include connecting to existing ducting with new transitions and installing necessary gas regulators, electrical kits, and condensate pumps. The project is designated as a small business set-aside, open to various SBA certifications including Veteran-Owned, Service-Disabled Veteran-Owned, Women-Owned, and HUBZone small businesses. All work must comply with Davis-Bacon Act prevailing wage standards. The contract concludes upon the delivery of the operational systems and the issuance of a Notice of Final Completion.

Tongue Point Job Corps

POSTED

about 19 hours ago

DEADLINE