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A. C. KLOPF, INC.

UEI: F5X5YXP7ADF3

A. C. KLOPF, INC. is a federal contractor, registered under UEI F5X5YXP7ADF3. It has been awarded $30,279 in federal contracts. Primary work spans Plumbing, Heating, and Air-Conditioning Contractors. Top awarding agencies include Department Of Veterans Affairs and Department Of The Interior.

Contact Information

Registration and classification details

Registration

UEI Code

F5X5YXP7ADF3

Federal Contracting Overview

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

AI Capability Profile

A. C. KLOPF, INC. provides specialized mechanical services focusing on plumbing, heating, and air-conditioning systems. Their technical expertise includes the replacement and installation of critical HVAC infrastructure, such as ICU condensing units, demonstrating a capability to operate within sens...

Key performance metrics

Award counts and award dollars by type, as prime and as subcontractor.

Awards Count

2

All time

Active

0

Currently performing

Completed

2

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

Awards by agency, industry, year, award type, size, and place of performance.

Awards by Agency

Department Of Veterans Affairs$26.9K88.8%Department Of The Interior$3.4K11.2%

Awards by NAICS

238220 - Plumbing, Heating, and Air-Conditioning Contractors$30.3K100%

Awards by Agency Over Time

Awards by Place of Performance

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Open opportunities in A. C. KLOPF, INC.'s top NAICS codes and agencies

Install Pier D High Pressure Air System, NSBREM-724-A

Solicitation # N4425527RB003

Solicitation N4425527RB003 is a Design-Build project for the installation of a permanent high pressure air (HPA) system at Pier D, B724A of Naval Base Kitsap in Bremerton, Washington. The scope of work includes the design, construction, and commissioning of the system, specifically incorporating the existing HPA cross connection into a system supplied by compressors on the south end of Pier D. The project requires the installation of HPA shore risers at five specific locations: East bollards 11, 59, and 101, and West bollards 47 and 59. All new piping must be installed under service grates with valves located topside. The project is a 100 percent set-aside for 8(a) businesses located within SBA Region X, with an estimated construction magnitude between 1 million and 5 million dollars. The contract is awarded as a Firm-Fixed-Price task order under the NAVFAC Northwest 8(a) Multiple Award Construction Contract (MACC), with a period of performance of 538 calendar days from award. Evaluation is based on price and MACC past performance. Key requirements include adherence to Unified Facilities Criteria (UFC) and ASME codes, compliance with EM 385-1-1 safety standards, and strict security protocols for base access and personnel identification. Deliverables include comprehensive control system documentation, as-built sequences of operations, and final operational test procedures. The contractor is responsible for providing a Design of Record to ensure all stakeholder requirements are met and must submit final invoices via WAWF.

Bristol Alliance of Companies

POSTED

about 4 hours ago

DEADLINE

Water Pump Replacement

Solicitation # water-pump-replacement

The Cassadaga Job Corps Center in New York is soliciting bids for a water pump replacement project at their Pump House. The scope of work involves removing existing end suction centrifugal pumps and check valves to install a new booster pump system featuring two pumps with variable speed drives and automatic tower fill valves. The project also requires the installation of a hydro pneumatic expansion tank, 3 inch Type L copper piping with copper sweat fittings, and fiberglass insulation on all piping, concluding with final testing and factory startup. This solicitation is set aside for small businesses, including certified Veteran Owned, Service-Disabled Veteran Owned, Women-Owned, and HUBZone small businesses. Interested parties must submit their responses by November 30, 2026. The project falls under NAICS code 238220, and inquiries can be directed to the primary point of contact, Derrick Dickerson.

Cassadaga Job Corps Center

POSTED

about 4 hours ago

DEADLINE

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

Solicitation # CBP#9772

Management & Training Corporation (MTC) is soliciting bids for a fixed-price, single lump sum subcontracting opportunity, CBP#9772, to provide HVAC Air Handling Unit (AHU) and ductwork cleaning services at the Edison Job Corps Center in Edison, New Jersey. The scope of work includes the thorough cleaning of twelve AHUs and twenty-eight coils across the Kilmer and Edison dormitories, as well as the cleaning of associated supply, return, and outside-air ductwork. The contractor is responsible for providing and installing durable, corrosion-resistant access panels for AHUs and a minimum of twelve permanent hallway ceiling access panels, along with all necessary ceiling restoration, including cutting, repairs, and painting. All work must be completed within 90 consecutive business days following a written Notice to Proceed, with standard performance hours between 8:00 a.m. and 3:30 p.m. The estimated contract value ranges from $100,000 to $250,000. Bids will be evaluated based on overall best value, and a physical site visit is mandatory prior to submission. For bids equal to or greater than $25,000, a bid bond guarantee of 20% of the base bid is required, and the awarded contractor must provide performance and payment bonds from a surety company with at least an A- rating. Compliance with Davis-Bacon prevailing wage determinations for Middlesex County and various FAR clauses regarding small business utilization, security, and privacy is required. Awardees must possess a Unique Entity ID (UEI) and provide a final project report featuring pre- and post-cleaning documentation and photographs to secure final acceptance.

Edison Job Corps

POSTED

about 4 hours ago

DEADLINE

CBP7787 ED1 RM 123 HVAC Compressor Replacement

Solicitation # CBP7787 ED1 RM 123

Management & Training Corporation (MTC) is soliciting bids for a fixed-price, single lump sum subcontract to replace a failed HVAC/refrigeration compressor at the Sierra Nevada Job Corps Center in Reno, Nevada. The project, identified as CBP7787 ED1 RM 123, has an estimated value between 0 and 25,000 dollars. The scope of work is divided into four phases: preparation and environmental safety, demolition and removal, installation of an OEM-specified compressor with new filter-driers and heaters, and system testing and commissioning. Contractors must adhere to EPA Section 608 regulations for refrigerant recovery and ensure the system is pressure tested to at least 150 PSI and evacuated below 500 microns. Bids will be awarded based on overall best value, and a physical site visit is mandatory prior to submission. For bids equal to or greater than 25,000 dollars, a bid bond of 20 percent of the base bid is required, along with performance and payment bonds totaling 100 percent of the contract price. Required documentation includes a detailed bid breakout, a UEI number, and an SF1413 Statement and Acknowledgment form. Contractors must maintain general liability insurance of at least 1 million dollars and worker's compensation with employer's liability of 500,000 dollars. Compliance with Washoe County wage determinations and various FAR clauses, including Buy American and Combating Trafficking in Persons, is required. Final payment is subject to a 10 percent retainage until substantial completion, final inspection, and the delivery of all closeout documents and warranties.

Sierra Nevada Job Corps Center

POSTED

about 4 hours ago

DEADLINE

MJCC Multiple HVAC Replacement System

Solicitation # mjcc-multiple-hvac-replacement-system

Education & Training Resources is seeking quotes for a turnkey replacement of multiple HVAC systems at the Montgomery Job Corps Center in Montgomery, Alabama. The project involves the removal of existing equipment and the installation, testing, and commissioning of new energy-efficient units across several buildings, including specific requirements for 3.5-ton, 4-ton, 7.5-ton, and 10-ton systems. Technical specifications include the use of R-454B refrigerant and adherence to the National Electrical Code, NFPA Standard No. 101, and OSHA regulations. Contractors must provide a 5-10 year warranty on parts and a 2 year warranty on workmanship, and they are required to engage testing and balancing services to ensure proper air-flow. This is a subcontracting opportunity set aside for small businesses, including VOSB, SDVOSB, WOSB, and HUBZone certified firms. Bidders must submit a completed bid sheet with a detailed cost breakdown, a proposed performance schedule, Alabama licensing, certificates of insurance, and a W-9. An active SAM.gov registration and Unique Entity ID are mandatory for the winning bidder. The project is subject to the Davis-Bacon Act for prevailing wages and various FAR clauses regarding debarment and anti-lobbying. Bonding requirements are tiered based on project value, requiring a 100 percent payment bond for projects over 35,000 dollars and both performance and payment bonds for projects exceeding 150,000 dollars. Bids are due by November 27, 2026, at 12:00 PM CST.

Montgomery Job Corps Center

POSTED

about 4 hours ago

DEADLINE

Joliet Job Corps-Request for Quote HVAC Replacement Female Dormitory

Solicitation # joliet-job-corps-request-quote-hvac-replacement-female-dormitory

Management and Training Corporation is seeking bids for a fixed-price, single lump sum subcontract to replace the HVAC systems serving the female dormitories at the Joliet Job Corps Center in Illinois. The project involves the removal and disposal of existing equipment and the installation of ten new Carrier furnace and air conditioning systems, along with the integration of a Pelican Building Automation System across eleven units. The estimated contract value ranges from $250,000 to $500,000. Bids must be submitted by November 23, 2026, to Frances McGraw and must include a detailed cost breakout, a signed bid form, and a completed supplier self-certification packet. A physical site visit and signature on the attendance roster are mandatory prerequisites for bid submission. Award decisions will be based on overall best value. Because the project exceeds $25,000, awarded contractors must provide performance and payment bonds from a surety company with at least an A- rating, as well as a bid bond equal to 20 percent of the base bid. The contract is subject to the Davis-Bacon Act, requiring compliance with specific Illinois prevailing wage rates and the submission of certified payrolls. Additionally, contractors must maintain general liability insurance of at least $1,000,000 per occurrence and worker's compensation insurance with employer's liability limits of $500,000. Compliance with various Federal Acquisition Regulations, including Buy American and anti-trafficking provisions, is required. Final acceptance is contingent upon the completion of a punch list and the submission of all closeout documentation, including warranties and operation manuals.

Joliet Job Corps

POSTED

about 4 hours ago

DEADLINE

ACT-0124-00 BNATCS: Installation of two (2) existing Chillers Bldg. 366 at the Willima J. Hughes Technical Center, Atlantic City, NJ

Solicitation # act-0124-00-bnatcs-installation-two-2-existing-chillers-bldg-366-willima-j-hughes-technical-center

This solicitation, managed by PTSI Managed Services Inc., involves the installation of two existing chillers at Building 366 of the William J. Hughes Technical Center in Atlantic City, New Jersey. The scope of work encompasses the provision of electrical power, control interface connections, chilled water piping, and the final start-up process. The estimated magnitude of construction for this project is between 250,000 and 500,000 dollars, with primary NAICS codes including 238220, 238210, and 238290. The opportunity is set aside for small businesses, including certified Veteran Owned, Service-Disabled Veteran Owned, Women-Owned, and HUBZone small businesses. Interested parties must submit their responses by the deadline of November 18, 2026. Denise Buergey serves as the primary point of contact for this procurement effort.

PTSI Managed Services Inc.

POSTED

about 4 hours ago

DEADLINE

Centennial Dry Sprinkler System & Compressor Replacement Services

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

Management & Training Corporation (MTC), acting for the U.S. Department of Labor, is soliciting bids for a fixed-price, single lump sum contract to provide dry-type sprinkler system and compressor replacement services at the Centennial Job Corps Center in Nampa, Idaho. The project scope involves the Men's Dormitory, Women's Dormitory, and Recreation Building, requiring a licensed contractor to demolish existing distribution piping, replace the air compressor, and eliminate system leaks to prevent equipment short-cycling. All work must adhere to NFPA 25 (2023 Edition) and local, state, and national codes. The awarded contractor must complete all services within 30 consecutive business days following the written Notice to Proceed. Bids are due by December 1, 2026, and must include a detailed cost breakout and proof of insurance. A physical site visit and signature on the attendance roster are mandatory prerequisites for bid submission. For bids totaling $25,000 or more, a bid bond guarantee of 20% of the base bid is required, and the awarded contractor must provide performance and payment bonds from an A-rated surety within five business days of the Intent to Award Letter. This solicitation is set aside for HUBZone, Woman-owned, and Service-Disabled Veteran-owned small businesses. Compliance requirements include adherence to Davis-Bacon prevailing wage rates for building construction in Idaho, submission of weekly certified payroll reports, and compliance with FAR clauses regarding the Buy American Act, trafficking in persons, and contractor whistleblower rights. Evaluation for award will be based on overall best value and bidder responsiveness. Final acceptance is contingent upon a substantial completion inspection, the development of a punch list, and a final inspection by designated center staff.

Management & Training Corporation/Centennial Job Corps Center

POSTED

about 4 hours ago

DEADLINE

Replacement of 2 oil pumps

Solicitation # replacement-2-oil-pumps

Adams and Associates DBA Delaware Valley Job Corps is soliciting bids for the replacement of two Marathon Model No TVL 56c17F5322J oil pumps located in the boiler room. The project is based in New York and falls under NAICS code 238220. This opportunity is set aside for small businesses, including certified Veteran Owned, Service-Disabled Veteran Owned, Women-Owned, and HUBZone small businesses. The solicitation was posted on November 11, 2026, with a response deadline of November 13, 2026. Interested parties should contact Gabriela Cenusa for further information.

Adams and Associates DBA Delaware Vally Job Corps

POSTED

about 4 hours ago

DEADLINE

Inland Empire Job Corps-Request for Quote HVAC Replacement Cafeteria & OA CTS

Solicitation # inland-empire-job-corps-request-quote-hvac-replacement-cafeteria-oa-cts

Management & Training Corporation (MTC), acting as the operator for the Inland Empire Job Corps Center in San Bernardino, California, is soliciting bids for a fixed-price, single lump sum subcontract to replace HVAC systems in the Cafeteria and OA/CTS areas. The project involves furnishing and installing new packaged HVAC units with gas heating, recovering refrigerant per EPA regulations, disposing of old equipment, and modifying associated gas piping, ductwork, and electrical disconnects. The estimated contract value ranges from $25,000 to $100,000. Bids are due by November 23, 2026, and will be evaluated based on overall best value. A mandatory site visit and signature on the attendance roster are required prior to bid submission. Qualified bidders must provide a detailed cost breakout on company letterhead, including itemized labor, materials, and equipment specifications. For bids of $25,000 or more, a bid bond of 20% is required, and the awarded contractor must provide performance and payment bonds from a surety with at least an A- rating. The project is subject to Construction Wage Rate Requirements, necessitating compliance with California prevailing wages and the submission of worker classifications. Additionally, contractors must adhere to OSHA safety standards, provide a Certificate of Insurance, and submit required federal documentation, including Form W-9, UEI identification, and MTC supplier self-certification. Payment will be processed via AIA documents G702 and G703, with a 10% retainage withheld until substantial completion.

Inland Empire Job Corps

POSTED

about 4 hours ago

DEADLINE

CBP7792 Cafeteria Hot Water Heater Replacement

Solicitation # CBP7792

Management & Training Corporation (MTC) is seeking bids for a subcontracting opportunity to replace a failing commercial natural gas-fired water heater at the Sierra Nevada Job Corps Center in Reno, Nevada. The project requires a qualified, licensed plumbing contractor to isolate, remove, and dispose of the existing unit and install a new commercial-grade 125-gallon natural gas-fired water heater, specifically a Bock Model OT300N-A-H28 or an equivalent. This is a fixed-price, single lump sum contract with an estimated value between $25,000 and $100,000. Bids are due by November 25, 2026, and will be evaluated based on overall best value, considering price, quality, delivery schedule, and relevant experience. The selected contractor must comply with various federal regulations, including the Buy American Act and Davis-Bacon Act prevailing wage rates for Washoe County. 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 company. Required deliverables include two sets of operation and maintenance manuals, manufacturer and installer warranties, and a final notice of completion. Payment will be processed via pay applications using AIA G702 and G703 forms, with a requirement that invoices be paid within ten days of receipt. Contractors must also provide a detailed cost breakout, proof of insurance, and a Unique Entity ID (UEI) number upon receipt of an intent to award.

Sierra Nevada Job Corps Center

POSTED

about 4 hours ago

DEADLINE

PUMP STATION 2 IMPROVEMENTS AND MODERNIZATION K-27-2502-DBB-3-C

Solicitation # pump-station-2-improvements-modernization-k-27-2502-dbb-3-c

J.F. Shea Construction, Inc. is soliciting bids from subcontractors and suppliers for the Pump Station 2 Improvements and Modernization project located in California. The scope of work encompasses a wide range of trades, including demolition, abatement, ready-mix concrete, reinforcing steel, miscellaneous metals, steel deck roofing, sheet metal, joint sealants, gypsum board assemblies, painting and coatings, HVAC, equipment, and electrical and instrumentation. This solicitation is open to various SBA certified entities, including Veteran Owned, Service-Disabled Veteran Owned, Women-Owned, and HUBZone Small Businesses, as well as Disadvantaged Business Enterprises. Interested parties must submit their responses by the deadline of December 10, 2026. Primary coordination for this opportunity is handled by Lori Olivas.

J.F. Shea Construction, Inc.

POSTED

about 4 hours ago

DEADLINE

CBP#10027 Replace Cafeteria Waste Line & Floor Restoration

Solicitation # CBP#10027

Management & Training Corporation (MTC) is seeking a subcontractor for solicitation CBP#10027 to perform cafeteria waste line replacement and floor restoration at the Edison Job Corps Center in Edison, New Jersey. The project involves providing all labor, materials, and equipment to access, remove, and replace compromised underground waste piping serving the food serving line, including saw-cutting floors around 3-inch drains and restoring the area to a code-compliant state. This is a fixed-price, single lump sum contract with an estimated value up to $25,000. The awarded contractor must complete all work within 30 consecutive business days following a written Notice to Proceed. Bids are due by November 16, 2026, and must be submitted to Wendy Lawrence. Requirements for submission include the MTC Bid for Lump Sum Contract form, a detailed cost breakout on company letterhead, proof of insurance, and a signed attendance roster from a mandatory site visit. Because the project exceeds $2,000, it is subject to Construction Wage Rate Requirements (Davis-Bacon), requiring the payment of prevailing wages. Additionally, a fully executed SF 1413 form is required regardless of the contract value. For bids equal to or greater than $25,000, a bid bond of 20% and subsequent performance and payment bonds are mandatory. The contract is open to various small business set-asides, including VOSB, SDVOSB, WOSB, and HUBZone, provided the appropriate SBA certification is submitted. Award decisions will be based on overall best value. Performance is subject to liquidated damages of $100 per consecutive calendar day for incomplete or unsatisfactory work beyond the agreed completion date. The contractor is also responsible for providing two sets of operation and maintenance manuals, manufacturer and installer warranties, and adhering to all federal, state, and local building codes and safety regulations.

Edison Job Corps

POSTED

about 4 hours ago

DEADLINE

DETROIT JCC-2026-41 – PLUMBING, HEATING, COOLING & ELECTRICAL

Solicitation # detroit-jcc-2026-41-plumbing-heating-cooling-electrical

Serrato Corporation is seeking a licensed contractor to provide ongoing plumbing, heating, cooling, and electrical services for the Detroit Job Corps located at 11801 Woodrow Wilson in Detroit, Michigan. This solicitation, identified as DETROIT JCC-2026-41, falls under NAICS code 238220 and requires a provider capable of maintaining essential facility systems. The opportunity is set aside for small businesses, including certified Veteran Owned, Service-Disabled Veteran Owned, Women-Owned, and HUBZone small businesses. Interested parties must submit their responses by the deadline of May 31, 2027. Primary coordination for this contract is handled by Toni Robinson.

Serrato Corporation

POSTED

about 4 hours ago

DEADLINE

Plumbing Rehabilitation

Sanford Housing Authority

POSTED

about 4 hours ago

DEADLINE

HVAC System Installation

Sanford Housing Authority

POSTED

about 4 hours ago

DEADLINE

CONTROL MODULE UNIT

Solicitation # SPE8E8-27-T-0655

Solicitation SPE8E8-27-T-0655 is a Request for Quotations issued by the DLA Troop Support Construction and Equipment office for the procurement of four Control Module Units for marine toilets, identified by NSN 4510-01-624-5366. The items are to be delivered FOB Origin to DLA Distribution San Joaquin in Tracy, California, with an original required delivery date of April 17, 2027, and a delivery timeline of 166 days after order. Inspection and acceptance will occur at the destination. The contract mandates strict adherence to military standards, including MIL-STD-2073-1E for packaging and MIL-STD-129 for marking. It specifically prohibits the intentional addition of mercury or mercury-containing compounds, except for functional uses specified by NAVSEA. Key regulatory requirements include compliance with the Buy American Act, the Berry Amendment, and DFARS 252.204-7012 regarding the safeguarding of covered defense information and cyber incident reporting. All quotes must be submitted via the DIBBS portal, and payment will be processed electronically through the Wide Area WorkFlow system.

DLA DIST SAN JOAQUIN

POSTED

about 4 hours ago

DEADLINE

Fire Protection and Safety Systems

The Extracare Charitable Trust

POSTED

about 6 hours ago

DEADLINE