Best Steel Coil Suppliers in United States
Discover an extensive network of verified steel coil providers in the United States, offering diverse grades, custom processing options, and industry-specific solutions for all your manufacturing needs.
Steel CoilsMetalsManufacturingFlat SteelCold Rolled
Nakoda Steel Industry
🇺🇸 United States
201411-50 peopleManufacturer/Distributor/WholesalerProduct customization
Shipments
3
Key customer
NEWTERRA ANDUSTR
Key market
Europe
Description
Nakoda Steel Industry is a prominent manufacturer, distributor, and stockholder of high-performance piping products and steel components based in Edison, New Jersey. Established in 2014, the company operates a dedicated manufacturing facility and employs a team of 11 to 50 professionals. They specialize in a comprehensive range of steel solutions, including stainless steel seamless pipes, carbon and alloy steel pipes, duplex and super duplex steel, and precision steel tubes. Their extensive product portfolio also features steel flanges, pipe fittings, coils, sheets, and chrome bars, catering to diverse industrial requirements with custom sizing available.
As an ASME, EN 10204, and NACE-certified organization, Nakoda Steel Industry maintains rigorous quality standards to serve critical sectors such as oil and gas, petrochemical, power generation, nuclear, aerospace, and marine. Their technical capabilities include providing advanced tubing for heat exchangers, condensers, and high-pressure heaters, with the ability to supply annealed and pickled tubes up to 30 meters in length. With a strong focus on international trade, the company maintains a global reach, exporting to major markets across North America, Europe, the Middle East, Africa, and Asia. Their commitment to workmanship and service has earned them a prestigious clientele, including organizations such as NASA and various leaders in the energy and structural engineering industries.
Stainless Steel Seamless Pipe
Gibbs Interwire
🇺🇸 United States
1956101-200 peopleManufacturer/Distributor/Service CompanyEstablished brand
Product customization
Industry association member
Multinational enterprise
Shipments
266
Key customer
GIBBS METALS DE MEXICO
Key market
🇲🇽 Mexico
Description
Gibbs Interwire, established in 1956, is an ISO 9001:2015 certified manufacturer, processor, and distributor of specialty metal strip coil and wire products. Operating as part of the Combined Metals family of companies, Gibbs Interwire has grown into one of North America's largest independent specialty metals processing and distribution companies, with 10 service centers across the U.S., Canada, and Mexico. The company employs between 101 and 200 people and generates annual sales between $100 million and $249.9 million. They specialize in a comprehensive range of materials including Stainless Steel, Carbon Steel, Nickel Alloys, and Red Metals, offering products such as Stainless Steel Strip & Slit Coil, High Carbon Steel Strip, Red Metal Strip, Music Wire, Carbon Spring Wire, and Nickel Alloy Spring Wire. Their extensive capabilities include narrow width slitting, traverse/oscillate wound strip, coil edging and skiving, precision toll slitting, wire processing, and custom packaging. Gibbs Interwire serves diverse markets including the spring industry, metalworking community, aerospace, automotive, medical, and electronics sectors, emphasizing a commitment to quality, continuous improvement, and customer satisfaction.
Slit Coil
Wire
Cemline Corp.
🇺🇸 United States
193551-100 peopleManufacturer/Trading CompanyEstablished brand
OEM manufacturer
Product customization
Key customer
CEMLINE
Key market
🇩🇪 Germany
Description
Cemline Corp. is a premier American manufacturer established in 1935, specializing in high-quality solutions for water heating, storage, and industrial processes. Based in Cheswick, Pennsylvania, the company operates a dedicated manufacturing facility where it produces a comprehensive range of ASME-certified products, including packaged water heaters, unfired steam generators, pressure vessels, and replacement tube bundles. With over 85 years of engineering expertise, the company serves the plumbing, HVAC, and industrial sectors across the United States.
As a versatile manufacturer and OEM provider, Cemline Corp. offers an extensive product portfolio designed for both traditional and decarbonized applications. Their offerings include commercial electric boilers, solar water heaters, and thermal energy storage tanks, alongside specialized equipment such as chilled water buffer tanks, boiler blowdown tanks, and non-electric condensate pumps. The company is recognized for its STONESTEEL® and Cem-Trol product lines, providing durable cement-lined tanks and advanced control modules for precise system management.
Cemline Corp. maintains a strong commitment to technical excellence, supporting its clients with a network of nearly 100 representatives and providing detailed technical resources, including 3D drawings and sizing charts. The company employs between 50 and 100 professionals and continues to lead the industry through innovation in heat transfer packages, digital tempering valves, and heat recovery systems, ensuring efficient liquid heating and storage for commercial and industrial facilities.
Stainless Steel Instantaneous Packaged Water Heater
Digital Tempering Valve (DTV)
Replacement Tube Bundles (RTB)
Cement Lined Storage Tanks (CST)
Thermal Energy Storage Tanks (TES)
Heat Transfer Package
Jacketed Storage Tanks (JST)
Water Heaters
Unfired Steam Generators (USG)
System Efficiency Buffer Tank (SEB)
Quintel, Inc.
🇺🇸 United States
199411-50 peopleManufacturer/Service CompanyEstablished brand
OEM manufacturer
Product customization
Shipments
28
Key customer
CIRTEK
Key market
Asia
Description
Quintel, Inc. is a family-owned and operated manufacturer and service company based in Schererville, Indiana. Established in 1994, the company has over 25 years of experience specializing in the design, manufacture, repair, and remanufacturing of heat exchangers and related thermal management solutions. Operating from a state-of-the-art facility, Quintel serves a diverse range of industrial clients, including major organizations such as Alfa Laval, G.E., Rockwell International, and US Steel. The company is ISO 9001:2015 certified and is recognized as a Master Service provider for Alfa Laval.
Their comprehensive product portfolio includes shell and tube heat exchangers, plate and frame units, air-cooled exchangers, marine heat exchangers, condensers, and specialized components like tube bundles and U-bend heaters. Quintel provides extensive reconditioning services, ranging from ultrasonic chemical cleaning and tube plugging to complete remanufacturing from original blueprints or existing models. Their technical capabilities extend to pipe fabrication using a variety of materials, including stainless steel, carbon steel, Hastelloy®, aluminum, and dissimilar metal combinations.
With a workforce of 11 to 50 employees, Quintel handles projects of all sizes nationwide. Their service offerings are supported by advanced testing and recording equipment, ensuring quality through air testing, vacuum testing, hydro testing, and leak detection. In addition to manufacturing and repair, the company offers custom engineering, metallizing services for over 30 materials, and on-site maintenance to improve industrial process efficiency.
Water Coil Heat Exchangers
Heat Exchanger Remanufacture from Original Specs
Marine Heat Exchangers
Air Exchangers
Water To Air Heat Exchangers
Air Cooled Heat Exchangers
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Compare suppliers based on factors such as product quality, pricing, certifications, production capacity, lead times, export experience, and communication responsiveness. Evaluating suppliers against the same criteria makes decision-making more objective.
Custom Coils, Inc.
🇺🇸 United States
197811-50 peopleManufacturer/Service CompanyEstablished brand
OEM manufacturer
ODM manufacturer
Product customization
Shipments
1
Key customer
ADI ELECTRONIC
Key market
Asia
Description
Custom Coils, Inc. is a premier US-based manufacturer and service provider specializing in the design, engineering, and production of custom electromagnetic components. Established in 1978 and headquartered in Benicia, California, the company has over 45 years of experience delivering high-performance solutions for critical applications. Their extensive product portfolio includes custom electromagnets, RF coil assemblies, inductors, chokes, solenoids, magnetorquers, and a wide variety of transformers, including high-voltage, switchmode, and toroidal types.
Operating as a single-source solution provider, Custom Coils supports the entire product lifecycle from initial design and material research to prototyping and full-scale production. The company is equipped to handle complex technical challenges, such as orthocyclic winding for maximum fill factor, thermal management for high-power applications, and the fabrication of coils in unusual shapes or close tolerances. They work with diverse conductor materials, including magnet wire, solid or hollow core copper, and aluminum, offering both air-core and bobbin-wound configurations with convection or water-cooling options.
Custom Coils serves a global client base across demanding industries, including medical (MRI/CT), semiconductor manufacturing, aerospace, military, quantum computing, and renewable energy. They are notably recognized for specialized services like ceramic bell jar dome refurbishment for the semiconductor industry. Committed to high quality and safety standards, the company maintains ISO 9001:2015 and ISO 13485 certifications, and their products are UL listed and RoHS compliant. With a dedicated team of 11 to 50 employees, they provide both small-run prototypes and large-volume production to meet specific client requirements.
Hydrogen Coils
Antennas and Air Coils
Power Inductors
Toroidal Transformers
Low Profile (LPC) Transformers
Step Up/Down Transformers
Pulse Transformers
Trigger Pulse Transformers
Flyback Transformers
DC Igniters
EMS Thin Metal Parts, LLC
🇺🇸 United States
200251-100 peopleManufacturerEstablished brand
OEM manufacturer
Product customization
Small batch production
Shipments
360
Key customer
LEGRAND
Key market
🇮🇳 India
Description
EMS Thin Metal Parts, LLC, founded in 2002 and based in Colorado Springs, US, is a manufacturer and contract manufacturer specializing in high-precision custom metal parts and micro-components. With 51-100 employees, the company is an essential supplier to the medical, aerospace, and defense industries, operating a factory that expanded by 70% in 2017. They utilize a comprehensive range of advanced metal fabrication techniques including chemical milling, electroforming, and laser cutting, with capabilities for parts as thin as 0.0003” and through-hole features as small as 0.0005” (12.5 microns). Their product portfolio includes encoder wheels, mesh, sieves, electrical connectors, gaskets, print heads, medical device components, deposition masks, codewheels, electronic components, reticles, apertures, rotary encoder disks, contacts, and aperture plates. EMS Thin Metal Parts offers OEM and ODM services, providing custom product solutions and prototypes with in-house engineering support and tooling creation. The company holds ISO 9001 (including 2000 and 2024 versions), RoHS, DFARS compliance, and ITAR registered certifications, ensuring high quality and compliance for its global client base. As part of the Wickeder Group, a German family-owned global manufacturing group, EMS Thin Metal Parts leverages extensive resources and expertise to serve diverse industries.
Stamped Parts, Coils, Assemblies
Blog
Electrical Distribution
Request Samples
Consumer Electronics
Data Sheets
Analysis and Testing Services
Shielding
Downloads
Flavors of Cladding Materials
Open Positions
Appliance
Steel Warehouse Company, Inc.
🇺🇸 United States
19471001-2000 peopleManufacturer/Wholesaler/Distributor/Service CompanyHigh capacity factory
Established brand
Large enterprise group
Product customization
Shipments
127
Key customer
STEEL WAREHOUSE MEXICO
Key market
🇲🇽 Mexico
Description
Steel Warehouse Company, Inc. is a family-owned and managed manufacturer, wholesaler, distributor, and service company specializing in steel processing, founded in 1947 and headquartered in South Bend, Indiana. With over 1,000 employees and an average annual revenue of $570.3 million, the company operates a large network of facilities across 15 locations in the United States, Mexico, and Brazil, maintaining an inventory averaging over 380,000 tons in the U.S. and Mexico. They are ISO 9001:2015 certified and part of the Lerman family of companies, which includes affiliates like Chesterfield Steel, Lock Joint Tube, and Siegal Steel.
Steel Warehouse Company, Inc. offers a comprehensive range of steel products, including Hot Rolled Steel, Cold Rolled Steel, Low Carbon Steel, High Carbon Steel, Abrasion Resistant Steel (e.g., AR200, AR400, Valast® 450), High Strength Steel, Galvanized Steel, Military Grade Steel, Pressure Vessel Quality Steel, and Specialty Steel Strip. These are available in forms such as Steel Plate, Steel Sheet, and Steel Coil. The company provides extensive processing services including slitting, blanking, cold reducing, corrective roller leveling, pickling, temper passing/cut to length, batch annealing, stretcher leveling, and laser & plasma cutting. They serve a wide array of industries including aerospace, automotive, agriculture, construction & infrastructure, defense, energy, heavy equipment & mining, medical & exercise equipment, and transportation, delivering over two million tons of coil, sheet, and plate annually.
Siegal Steel Company
🇺🇸 United States
194051-100 peopleManufacturer/Distributor/Service CompanyEstablished brand
OEM manufacturer
Product customization
Industry association member
Key customer
SMITHCO
Key market
🇺🇸 United States
Description
Siegal Steel Company is a premier steel coil supplier and processor headquartered in Chicago, Illinois. Established in 1940 and now an affiliate of Steel Warehouse, the company operates as a specialized steel service center with a workforce of approximately 51 to 100 employees. They are ISO 9001:2015 certified, reflecting a long-standing commitment to quality and precision in the metal processing industry.
The company specializes in a comprehensive range of steel products, including Hot Rolled, Cold Rolled, Stainless Steel, and High-Strength Low Alloy (HSLA) steels. They are particularly recognized for their expertise in Medium and High Carbon steels, as well as specialty alloys such as 10B38, 4130, and enameling iron. Their extensive inventory supports diverse industrial applications, ranging from automotive stampings and agricultural equipment to hand tools and window hardware.
Siegal Steel differentiates itself through advanced value-added processing capabilities. Key services include precision steel slitting (with heavy gauge capacity up to 3/8" thick), specialized steel edging for improved material consistency, and oscillate (traverse) winding. Their oscillate winding capabilities allow for coils up to 10 times longer than standard ribbon-wound coils, significantly reducing downtime for high-volume manufacturers. To support modern supply chain requirements, the company offers sophisticated inventory management programs, including Just-In-Time (JIT) delivery, KANBAN, Electronic Data Interchange (EDI), and barcoding services. This combination of metallurgical expertise and logistical support enables Siegal Steel to provide cost-effective, production-ready solutions for major Tier Two automotive stampers and global industrial clients.
Harris Steel Company
🇺🇸 United States
195051-100 peopleManufacturer/Service CompanyEstablished brand
Product customization
Industry association member
Custom packaging
Key customer
GENERAL MOTORS
Key market
North America
Description
Harris Steel Company is a family-owned, independent steel service center and manufacturer headquartered in Cicero, Illinois. Established in 1950, the company has over 70 years of expertise in precision steel slitting and processing. Operating from a single facility with a workforce of approximately 50 to 100 employees, the company generates an annual revenue between $25 million and $50 million. Harris Steel is ISO 9001:2015 certified and has been recognized for its quality standards, including receiving supplier awards from major partners like General Motors.
The company specializes in the precision slitting of prime steel coils, utilizing triple-headed slitting lines equipped with shimless tooling and automatic gauge control. Their technical capabilities ensure the production of camber-free, tightly wrapped, and oscillation-free coils with slit widths ranging from under one inch up to 30 inches. Harris Steel processes a comprehensive range of materials, including cold rolled, hot rolled pickled and oiled, high carbon, low carbon, HSLA, stainless, galvanized, aluminized, and martensite steel, as well as tin plate and structural grade materials.
Harris Steel serves a diverse array of industries, including automotive, appliance, computer, electronics, hardware, and lawn and garden. To support high-volume industrial programs, the company offers integrated inventory management services such as JIT (Just-In-Time) and Kanban delivery, alongside customized packaging solutions including VCI bags and plastic shrink-wrap for material protection. Their business model emphasizes production efficiency, scrap minimization, and deep technical knowledge of customer part applications.
IDEAL FASTENER CORP
🇺🇸 United States
1936ManufacturerKey customer
Under Armour
Key market
🇺🇸 United States
Description
IDEAL FASTENER CORP, a family-owned and operated business since 1936, is a global manufacturer specializing in high-quality zippers and fasteners. With a heritage of innovation and customer satisfaction, they offer a diverse product line including coil, metal, Delrin, and invisible zippers, as well as specialized zippers like AquaTek, MarineZip, and reflective options. IDEAL serves a wide array of markets, such as activewear, fashion, automotive, and military, providing customizable solutions with a focus on quality and service. Their commitment to sustainability and PFAS-compliant products ensures they meet the evolving needs of their customers worldwide. IDEAL FASTENER CORP also offers hook & eye tape. The supplier is active in private pool.
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