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 14 at 2:00 PM ET

Register Free →

Search

Top

NATIONAL WELDERS SUPPLY COMPANY, INC.

Subsidiary ofL'AIR LIQUIDE SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDEUEI: KRMNZ7QP9KX3

NATIONAL WELDERS SUPPLY COMPANY, INC. is a federal contractor, registered under UEI KRMNZ7QP9KX3. It has been awarded $501,127 in federal contracts. Primary work spans Synthetic Organic Dye and Pigment Manufacturing, Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance, and Industrial Gas Manufacturing. Top awarding agencies include Department Of Defense.

Contact Information

Registration and classification details

Registration

UEI Code

KRMNZ7QP9KX3

Federal Contracting Overview

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

Key Performance Metrics

Awards Count

39

All time

Active

0

Currently performing

Completed

39

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 Defense$501.1K100%

Awards by NAICS

325132 - Synthetic Organic Dye and Pigment Manufacturing$423.0K84.4%811310 - Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance$53.2K10.6%325120 - Industrial Gas Manufacturing$24.9K5%

Awards by Agency Over Time

Awards by Place of Performance

Compete with NATIONAL WELDERS SUPPLY COMPANY, INC.

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

Award history, agency mix, and NAICS coverage for NATIONAL WELDERS SUPPLY COMPANY, 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 NATIONAL WELDERS SUPPLY COMPANY, INC.'s top NAICS codes and agencies

Medical Gas System Activation and Bulk Oxygen Tank Services

Solicitation # 36C24927Q0003

249-NETWORK Contract Office 9 (36C249)

POSTED

about 2 hours ago

DEADLINE

in about 1 month

ANSI Inspection, Maintenance and Repair for Crane Trucks

Solicitation # RFB DOT 2027-03

The New Hampshire Department of Transportation, Bureau of Mechanical Services, is soliciting bids for a three-year contract for the ANSI inspection, maintenance, and repair of its truck cranes. The contract period is scheduled to run from December 1, 2026, through June 30, 2029. Services will be performed on the contractor's premises, with the agency handling the delivery and pickup of the equipment. Key deliverables include annual ANSI/OSHA safety inspections for certification, manufacturer-recommended inspections, static load tests, and the replacement of hydraulic filters and lubrication of fittings. If a unit fails inspection, the contractor must provide a detailed repair estimate within seven business days. To be eligible, the contractor must be registered and in good standing with the New Hampshire Secretary of State and employ individuals who are OSHA and ANSI qualified and competent. The successful bidder must provide a certificate of liability insurance, a certificate of existence, and a certificate of vote. Pricing for annual inspections is based on a flat rate, while filters are charged at the supplier's price. Other repair parts and materials are billed at the supplier's invoice price plus a markup not to exceed 25 percent. Bids must be submitted by 11:00 AM EST on October 23, 2026, and must adhere to the state's specified format.

Department Of Transportation

POSTED

about 20 hours ago

DEADLINE

HOUSING, MECHANICAL DRI

Solicitation # SPE7M4-27-T-0819

DLA WEAPONS SUPPORT FLUID HANDLING DIVISION

POSTED

about 21 hours ago

DEADLINE

Helicopter Component Overhaul ServicesThis subcontract for Helicopter Component Overhaul Services supports prime contractors on projects for the City of Houston Police Department. The scope of work involves the comprehensive overhaul of helicopter components, including disassembly, cleaning, technical inspection, and rebuilding by qualified mechanics. The process concludes with final testing and certification, with a requirement that all consumable materials, such as seals and O-rings, are replaced. To qualify, the service provider must operate out of FAA-approved repair station facilities and utilize specialized calibration equipment to ensure all delivered components are fully certified. This opportunity is categorized under NAICS code 811310, with a response deadline set for November 5, 2026.

City of Houston

POSTED

about 21 hours ago

DEADLINE

Emergency Power Supply Systems [Industrial Generators and Automatic Transfer Switch] Preventative Maintenance, Testing and Repair Services

Solicitation # IFB-26-0395

The City of Phoenix Public Works department is soliciting bids under IFB-26-0395 for a five-year agreement to provide preventative maintenance, testing, and repair services for its emergency power supply systems. The scope of work covers industrial generators and automatic transfer switches across various city facilities, including Aviation, Water Services, and the Convention Center. The selected vendor will be responsible for providing all labor, parts, and equipment for systems ranging from under 200 kW to over 800 kW, supporting brands such as Caterpillar, Clarke, Condec, Spectrum, United Power Products, and Wacker Neuson. Key deliverables include scheduled load bank testing, the provision of comprehensive operating manuals, and the maintenance of a local inventory to ensure daily operational support. To be considered responsive, vendors must demonstrate at least 10 years of experience in the industry, possess manufacturer-specific training, and provide 24/7 on-call technician availability. The contract mandates strict adherence to safety and security protocols, including background checks by the Police Department, compliance with the City's Hazardous Energy Control Policy, and adherence to heat-related illness mitigation requirements. Award decisions will be based on an Invitation for Bid process, with tied offers resolved via a blind drawing. The contractor must also maintain significant insurance coverage, including a 4 million dollar general aggregate limit, and comply with federal and local non-discrimination and small business participation guidelines.

POSTED

DEADLINE

Kitchen Equipment Supply, Installation, and RepairThis subcontract agreement involves the supply, installation, and maintenance of commercial kitchen equipment for arena projects managed by the Clayton County Board of Education in Georgia. The scope of work includes performing stand buildouts and providing both routine and emergency repair services for refrigeration units, fryers, and ovens. To ensure quality and safety, the contractor is required to hold trade-specific licenses, including HVAC and refrigeration certifications. The primary deliverables for this contract are the successful installation of equipment and the ongoing management of a maintained equipment inventory. Interested parties should note that the response deadline is November 10, 2026, and the project falls under NAICS code 811310.

Clayton County Board of Education

POSTED

DEADLINE

Confined Space Equipment Installation and MaintenanceThis subcontract for Confined Space Equipment Installation and Maintenance involves providing specialized services for prime contractors working on City of Charlotte Water projects. The selected provider will be responsible for the installation, inspection, and repair of confined space entry equipment, ensuring all work adheres strictly to manufacturer specifications and contract drawings. The scope of work includes conducting detailed per-product inspections and performing necessary repairs on a case-by-case basis to deliver fully operational equipment and comprehensive inspection reports. The project requires the deployment of experienced professional personnel to maintain safety and operational standards. Interested parties should note that the response deadline is October 20, 2026. This opportunity is categorized under NAICS code 811310 and is managed through the City of Charlotte's procurement system.

City Of Charlotte

POSTED

DEADLINE

Transformer Rewinding and Internal Repair ServicesThis subcontract for Transformer Rewinding and Internal Repair Services involves the core technical refurbishment of a Square D Schneider Electric transformer intended for prime contractors working on City of Hayward Public Works projects. The scope of work includes the removal of old windings and insulation, the installation of new copper windings and insulation, and the repair of internal bus connections. To ensure quality and performance, the contractor must conduct comprehensive shop testing for power-factor, winding-resistance, and turns ratio to verify an impedance of 5.67%. The final deliverables for this engagement consist of the refurbished transformer unit and the corresponding shop test reports. The solicitation was posted on October 9, 2026, with a response deadline of October 28, 2026.

POSTED

DEADLINE

WRRF West Substation Transformer Repair

Solicitation # 27-005

The City of Hayward Public Works department is soliciting all-inclusive quotes for the complete repair of the West Substation transformer at the Water Resources Recovery Facility located at 3700 Enterprise Avenue, Hayward, CA. The existing Square D Schneider Electric unit is in poor condition and requires new windings, new insulation, 466 gallons of new FR3 fluid, and a light-gray paint finish to return to full service. The project must be completed within 20 weeks of the agreement or purchase order issuance. The successful contractor is responsible for all removal, transportation, repair, delivery, installation, and startup activities, ensuring the completed transformer impedance is 5.67 percent. Qualified bidders must hold a valid California C-10 Electrical Contractor license and demonstrate at least five years of experience in repairing liquid-filled power transformers of similar specifications. Proposals must include a detailed work plan, a quality-control plan, three references from the last five years, and proof of a City of Hayward business license. Evaluation factors include the capabilities of the repair facility to handle a transformer of approximately 11/32 pound tons, the experience of key personnel, and the quality of testing equipment. Mandatory submissions include a noncollusion affidavit, a nondiscriminatory employment practices certification, and an affirmation of non-involvement in the production of nuclear weapons. Electronic proposals are due by October 28, 2026, at 12:00pm.

POSTED

DEADLINE

Landfill Gas Blower & Gas Handling System ManufacturingThis subcontract involves the manufacture and supply of specialized gas handling systems for prime contractors working on City of Salt Lake landfill projects. The scope of work focuses on the design and fabrication of industrial blowers capable of providing 25 to 48 inches of water column vacuum at flow rates between 1,000 and 4,000 scfm. To ensure operational safety and compliance, the systems must utilize sound-attenuating enclosures that keep sound pressure below 85 dbA at a distance of 3 feet and employ materials compatible with corrosive landfill gas environments. The final deliverables consist of fully assembled blower and gas handling skids. This opportunity is categorized under NAICS code 325120 and is associated with the state of Utah. Interested parties must adhere to the response deadline of October 30, 2026.

POSTED

DEADLINE

Kubota Excavator Bucket and Plate RepairThis subcontract involves performing structural metal repairs on a 2015 Kubota Excavator for prime contractors working on Jefferson Parish Government projects. The scope of work specifically requires the removal and replacement of the cutting edge on a 24 inch bucket and a quarter inch steel plate on the rear of the machine, utilizing welding, cutting, and fitting of heavy gauge steel to ensure a fully functional delivery. The contractor must maintain Garage Keeper's Insurance with a minimum coverage of 500,000 dollars per occurrence. This opportunity is categorized under NAICS code 811310, with a response deadline set for October 22, 2026.

Jefferson Parish Government

POSTED

DEADLINE

Vehicle Repair - Fleet

Solicitation # 248

Solicitation 248, issued by the Jefferson Parish Government Department of Fleet Management, seeks a contractor to provide all labor, materials, equipment, and transportation necessary to repair a 2015 Kubota Excavator. The specific scope of work includes replacing the edge on a 24 inch bucket and replacing a 1/4 inch plate on the back. The vehicle is currently located at HJM Machine Shop in New Orleans, Louisiana. The contract will be awarded to the lowest responsive and responsible bidder. Bidders must adhere to strict insurance requirements per Jefferson Parish Resolution No. 136353 or No. 141125. Mandatory coverage includes Commercial General Liability with a 2 million dollar general aggregate, Business Automobile Liability with a 1 million dollar combined single limit, and Worker's Compensation. Additionally, the contractor must provide Garage Keeper's Insurance in the amount of 500,000 dollars per occurrence. The apparent low bidder is required to submit final insurance certificates within ten calendar days of the bid opening to avoid rejection.

Jefferson Parish Government

POSTED

DEADLINE

Isoflex Door Bearing Grease SupplierThis subcontract agreement establishes the requirements for a supplier to provide authentic Isoflex brand door bearing grease to prime contractors supporting the Dallas Area Rapid Transit agency in Texas. The supplier is responsible for sourcing and delivering lubricants that strictly adhere to manufacturer part number specifications, ensuring the product is of merchantable quality and specifically suitable for transit door bearing applications. The contract mandates the delivery of specified quantities of the lubricant to designated destinations. Interested parties should note that the solicitation was posted on October 9, 2026, with a response deadline of October 15, 2026. The procurement falls under NAICS code 325120.

Dallas Area Rapid Transit

POSTED

DEADLINE

NETA Certified Switchgear Testing and CalibrationThis subcontract for NETA Certified Switchgear Testing and Calibration involves providing specialized maintenance, testing, calibration, and certification services for the City of Tampa Water Production Department. The scope of work requires the contractor to perform physical inspections, insulation resistance testing, and secondary injection testing on 34 protective relays and 27 switchboard meters. All activities must be conducted in strict accordance with NETA MTS-2019 and ATS standards, and the contractor is required to utilize calibrated testing equipment and hold valid NETA certification. The selected provider will be responsible for delivering both preliminary findings and comprehensive detailed test reports. This opportunity is categorized under NAICS code 811310 and is open for responses until November 9, 2026. Interested parties can find further details through the City of Tampa procurement portal.

Water Production

POSTED

DEADLINE

Wind Farm Operations & Maintenance (O&M)This subcontract focuses on the ongoing operations and maintenance of wind energy assets located on Forestry Commission projects in Northumberland. The scope of work includes routine turbine maintenance, mechanical repairs, and the use of SCADA software for performance monitoring. Specialized lifting equipment is utilized for blade repairs to ensure the continued efficiency of the energy assets. To ensure safety and compliance, all personnel are required to hold GWO safety certifications. The primary deliverables for this contract include the maintenance of consistent energy production and the submission of detailed operational uptime reports. The project falls under NAICS code 811310 and supports prime contractors in delivering essential energy infrastructure services.

Forestry Commission

POSTED

DEADLINE

Bulk and Cylinder Gas Supply Roster

Solicitation # PRJ110915

The BC Institute of Technology, under the Province of British Columbia, has issued solicitation PRJ110915 for a Bulk and Cylinder Gas Supply Roster. This procurement process seeks to establish a qualified list of suppliers capable of providing gas supplies within the state of British Columbia. Interested parties must submit their responses by the deadline of November 5, 2026. Further details and submission guidelines can be accessed through the official BC Bid portal.

BC Institute of Technology

POSTED

DEADLINE

Silvera for Seniors - Request for Proposal - Request for Proposal: Elevator Comprehensive Maintenance

Solicitation # AB-2026-06782

Silvera for Seniors is soliciting proposals from qualified elevator contractors to provide comprehensive maintenance and repair services for elevating devices across 19 properties located in Calgary, Alberta. The primary objective of this contract is to maintain the safety and reliability of elevator systems to ensure consistent service for senior residents through a combination of preventative maintenance and timely repairs. Interested parties must submit their responses by the deadline of November 18, 2026. This solicitation, identified by number AB-2026-06782, is managed by Consulting Engineer Carl Koczula. Detailed information and submission guidelines can be accessed through the Alberta purchasing portal.

Silvera for Seniors

POSTED

DEADLINE

in about 1 month

Industrial Pump Rebuilding and RefurbishmentThis subcontract for Industrial Pump Rebuilding and Refurbishment supports prime contractors on City of Lakeland and Lakeland Electric power plant projects. The scope of work involves the comprehensive repair and reconditioning of rotating machinery, specifically focusing on condensate and circulating water pumps. Services include the replacement of critical components such as shafts, impellers, seals, bearings, sleeves, packing, and wear rings to ensure all parts meet original equipment manufacturer fits and clearances. The contractor is responsible for performing both static and dynamic balancing of couplings and impellers to deliver fully operational and refurbished pump units. This opportunity is categorized under NAICS code 811310 and is managed by the LE Production MPP agency in Florida. Interested parties must submit their responses by the deadline of October 30, 2026.

LE - Production - MPP

POSTED

DEADLINE