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Steel Building Manufacturers

Last updated: January 2026

This directory lists 97 steel building manufacturers across the United States, from pre-engineered metal building (PEMB) specialists to heavy structural steel fabricators.

Buyers in this category are typically solving critical infrastructure needs, whether it's expanding manufacturing space, constructing a new distribution center, or adding an agricultural facility. Their challenges often involve navigating diverse local building codes, optimizing the building envelope for energy efficiency, managing specific structural demands like overhead crane support, or ensuring seamless integration with existing facilities. Understanding the impact of snow, wind, and seismic loads on the chosen structural system, be it a Rigid Frame System or a more distributed load design, is paramount to prevent costly oversizing or, worse, structural failure.

The manufacturers listed here broadly fall into a few categories: dedicated Pre-engineered Metal Building (PEMB) providers offering standardized, cost-effective kits; custom structural steel fabricators capable of complex, architecturally driven designs; and specialized Cold-formed Steel (CFS) framing manufacturers, often used for lighter structures, interior partitioning, or hybrid construction. Each type offers distinct advantages in terms of design flexibility, lead time, and cost, catering to projects ranging from simple storage units to sophisticated industrial complexes.

To ensure a smooth procurement process, buyers should arrive with a clear understanding of their building's intended use, approximate dimensions, site location (for code compliance data), and any specific performance requirements like insulation R-values or fire ratings. Suppliers, in turn, expect detailed specifications, foundation design considerations, and an appreciation for the engineering rigor involved in delivering a safe, compliant, and durable steel structure.

97 companies·63 emails·95 phones

Company Directory

97 companies nationwide

Oshkosh, WI

AgriSteel specializes in customized agricultural steel buildings for dairy and beef producers, focusing on natural light and ventilation to improve herd health. They also provide industrial and commercial steel buildings, offering facility design, fabrication, and construction management services.

Fort Lauderdale, FL

Allied Steel Buildings provides high-quality prefabricated steel and metal structures, customized for diverse projects. With over 17 years of experience, the company offers in-house engineering, design, and fabrication services. They develop detailed approval, permit, construction, and shop drawings, delivering comprehensive steel structure solutions for clients.

Mount Airy, NC

Based in Mount Airy, NC, American Metal Buildings provides a diverse range of pre-engineered steel structures. They specialize in durable metal buildings, including garages, barns, carports, RV covers, utility buildings, and sheds. Their solutions cater to various residential and commercial applications, offering robust and versatile steel construction.

Humble, TX

Based in Humble, TX, American Western Steel specializes in Houston metal building construction and steel building kits. The company provides turnkey prefabricated metal buildings, offering comprehensive solutions from design to completion. They focus on delivering custom steel structures for various commercial and industrial applications.

Mcclellan, CA

Berger Steel Corporation, based in McClellan, CA, is a full-service structural and miscellaneous steel fabricator. They offer in-house detailing, fabrication, and erection services for various steel buildings, including commercial structures, distribution centers, and medical facilities across the U.S. They handle large-scale and fast-track steel construction projects.

Kansas City, MO

Based in Kansas City, MO, BlueScope Buildings NA provides comprehensive pre-engineered metal building solutions. They offer design, detailing, manufacturing, and warranty services through brands like Butler Manufacturing and Varco Pruden, serving commercial, industrial, and agricultural clients with steel building systems.

Fowler, CA

Based in Fowler, CA, Borga Steel Buildings and Components has manufactured precision-engineered steel buildings and components since 1984. They specialize in crafting both cold-formed and welded framed structures, along with producing framing components such as CEE and ZEE purlins, channels, and custom metal trims for various applications.

Wilmington, NC

Based in Wilmington, NC, ProSteel Buildings specializes as a self-storage building manufacturer. The company designs, supplies, and constructs various self-storage solutions, including single-story, multi-story, bi-level, climate-controlled, and boat & RV facilities. They also offer building conversion packages.

Phoenix, AZ

Based in Phoenix, AZ, Bunger Steel, Inc. has 50 years of experience in custom engineering and manufacturing high-quality steel buildings. They produce structures ranging from residential garages and church buildings to commercial aircraft hangars and manufacturing plants.

CBC Steel Buildings is a leading provider of pre-engineered steel building solutions, primarily serving the western United States. The company specializes in delivering custom solutions for diverse building projects, offering comprehensive services for commercial, industrial, and agricultural steel construction with tailored designs and reliable structures.

Fresno, CA

Based in Fresno, CA, Central Valley Steel Structures LLC manufactures and erects pre-engineered and custom steel buildings. They provide comprehensive metal building solutions, including design, engineering, and installation, for commercial, industrial, and agricultural clients.

South Windsor, CT

Based in South Windsor, CT, ClearSpan manufactures durable pre-engineered metal buildings, featuring strong steel I-beam frames and metal cladding. They offer in-house design, manufacturing, and installation services for diverse commercial and industrial applications, backing their products with a 50-year warranty on building frames.

Lake Worth, FL

Coastal Steel Structures specializes in providing prefabricated and pre-engineered steel buildings for a wide array of applications. They serve various industries including religious institutions, agriculture, commercial enterprises, and industrial clients. The company offers comprehensive services such as design, sales, furnishing, and erection of metal structures across the U.S.

Buellton, CA

Based in Buellton, CA, Coast Steel Buildings specializes in the design, supply, and construction of custom pre-engineered steel buildings. The company provides durable and versatile metal building solutions for commercial, industrial, agricultural, and residential applications, offering comprehensive services from concept to completion.

Woodland, CA

Based in Woodland, CA, Cranston Steel Structures Inc. specializes in the manufacturing of steel buildings. The company provides comprehensive structural steel solutions, serving various commercial and industrial clients. Their website showcases project galleries and provides contact information for specific inquiries and project consultations.

EcoSteel manufactures custom prefabricated steel buildings for commercial and architectural clients across North America. Leveraging advanced robotics, they produce durable, energy-efficient, and fire-resistant structures. Serving diverse sectors including retail, agriculture, and sports facilities, EcoSteel's products are made from 80% recycled materials.

Eversafe Buildings manufactures affordable, high-quality steel buildings and metal structures for various applications. They specialize in prefab kits for metal garages, agricultural barns, and commercial steel buildings. Offering 100% American-made products, Eversafe provides nationwide delivery and installation services for durable, custom-designed solutions.

Fast-Track Buildings is an Authorized Builder of Nucor Building Systems, providing 100% American-Made custom steel buildings nationwide. They specialize in cost-efficient, environmentally friendly metal building systems, with projects custom designed and fabricated on-site in their ISA-accredited facilities.

Wildomar, CA

Based in Wildomar, CA, FCP Barns & Buildings manufactures and constructs custom steel-framed structures. They specialize in equestrian facilities, including horse barns and covered arenas, as well as agricultural buildings and general metal buildings for diverse applications.

Yuba City, CA

Based in Yuba City, CA, FC Steel Structures, Inc. specializes in the engineering, design, fabrication, and erection of high-quality pre-engineered metal buildings. The company provides custom steel building solutions for commercial, industrial, agricultural, and residential applications, leveraging its advanced fabrication facility and experienced team.

Sacramento, CA

Based in Sacramento, CA, Fabri-Steel West, Inc. is a manufacturer of cold-formed steel buildings. They specialize in Hypersteel Buildings and utilize ACT Building Systems for design. The company provides comprehensive steel structure solutions for commercial and industrial projects throughout California.

Canton, OH

Based in Canton, OH, Fulfab, Inc. specializes in the design, manufacture, and service of aircraft hangars for the general aviation community. The company offers a range of pre-engineered and custom steel hangar models, including various bifold and sliding door systems.

Virginia Beach, VA

Based in Virginia Beach, VA, Garage Buildings specializes in manufacturing and supplying durable metal garages built entirely from steel. The company provides comprehensive delivery and installation services for its prefabricated steel structures across the contiguous United States, suitable for various storage and utility applications.

Putnam Valley, NY

General Steel Corporation manufactures pre-engineered metal building kits for commercial and residential applications. They provide customizable steel buildings for garages, warehouses, homes, barndominiums, gyms, and offices. The company offers a 3D building designer and online quoting tools for clients to design and price projects.

Modesto, CA

Based in Modesto, CA, Golden State Steel Buildings specializes in the design, engineering, and in-house manufacturing of custom steel buildings. They utilize a state-of-the-art facility to produce prefab metal buildings for commercial, industrial, agricultural, and residential clients across California.

Chico, CA

Based in Chico, CA, Ideal Steel Buildings directly manufactures custom steel buildings. They offer design, engineering, and fabrication services for diverse applications, including commercial, agricultural, industrial, and residential structures. Serving California and surrounding states, they utilize American-made steel for durable, high-quality buildings.

Shawnee, OK

Based in Shawnee, OK, Indaco Metals, INC. designs, engineers, and manufactures custom steel buildings, metal roofing, and components. The company provides complete metal building kits, including rigid and trussed frame structures, with in-house fabrication. Indaco Metals serves homeowners, farmers, and contractors.

Portland, TN

Based in Portland, TN, Kirby Building Systems, LLC manufactures custom-engineered, high-quality, and cost-effective metal building systems. The company specializes in providing durable and efficient steel structures for various commercial and industrial applications.

Kit Buildings specializes in manufacturing industrial buildings, providing customizable solutions for storage buildings, warehouses, and commercial structures. The company operates as building specialists, offering pre-engineered or 'kit' style structures to meet various commercial and industrial needs.

South Haven, MN

Based in South Haven, MN, Legacy Building Solutions manufactures custom tension fabric structures for industrial and commercial applications. They specialize in durable aircraft hangars and MRO facilities, utilizing steel frames with proprietary finishes and fabric cladding for long-lasting, compliant builds.

Cumming, GA

Based in Cumming, GA, LTH Steel Structures, Inc. specializes in supplying pre-engineered steel buildings, components, and framing. They offer various insulation packages and steel trusses for projects worldwide. The company provides free building design and estimation tools, priding itself on quick turnaround for orders. Established in 1995.

Anderson, CA

Based in Anderson, CA, Mac-Co Metal Buildings specializes in engineered post-frame metal structures. They construct custom garages, shops, barns, horse barns, and industrial steel buildings. The company provides complete design and build services, utilizing pre-engineered construction with painted steel roofing and siding for residential accessory and industrial needs.

Jefferson, GA

Based in Jefferson, GA, Maverick Steel Buildings provides custom pre-engineered metal building kits. These structurally sound, economical, and low-maintenance systems are designed with in-house engineering and built with 100% American-made steel, offering fast delivery and comprehensive customer care.

Oakland, CA

Based in Oakland, CA, Metal Building Company directly manufactures high-quality prefabricated steel and metal buildings. They specialize in designing, engineering, and fabricating American-made structures for diverse applications, including commercial, industrial, and agricultural clients. The company provides custom-engineered solutions tailored to specific project needs.

Chicago, IL

Metal America provides American-made metal buildings, offering a 100% turnkey service that includes design, financing, delivery, and installation. They specialize in structures such as carports, shops, barndominiums, and commercial buildings. The company emphasizes customer satisfaction, utilizing quality American steel for secure, built-to-last constructions.

Based in Myerstown, PA, Miller Buildings Inc. directly manufactures pre-engineered steel and metal building systems. The company provides design, supply, and installation services for diverse applications, including self-storage, industrial facilities, and portable storage units. They offer factory-direct solutions for commercial clients.

St. Joseph, MO

Miracle Truss, based in St. Joseph, MO, manufactures DIY steel and metal building kits. They specialize in robust structures for the aviation industry, ideal for aircraft and helicopter hangars, pilot offices, and repair shops. Their customizable kits offer durable solutions for commercial and industrial applications.

Morton, IL

Based in Morton, IL, Morton Buildings manufactures and constructs custom-designed steel-frame and post-frame buildings. Since 1949, they have provided durable structures for agricultural, equestrian, residential, commercial, and community applications across the United States. Their integrated approach covers design, component manufacturing, and construction services.

Elite Metal Structures specializes in the design, manufacturing, and installation of custom metal buildings. They provide a variety of structures, including garages, barns, RV covers, carports, and commercial buildings. The company offers free installation and delivery, enabling customers to customize their ideal metal structure online.

Mt. Airy, NC

Based in Mt. Airy, NC, Nationwide Steel Structures, LLC manufactures prefabricated wide-span steel buildings for commercial applications. They provide durable metal structures, customizable up to 70 feet wide and any length, suitable for storage facilities, airplane hangars, and semi-truck garages, complete with delivery and installation services.

Slocomb, AL

ProAm Steel manufactures custom steel buildings, providing solutions for commercial, industrial, residential, and agricultural needs across the U.S. They utilize innovative technology for design and engineering, focusing on accuracy from concept to delivery of high-quality metal structures.

San Luis Obispo, CA

Based in San Luis Obispo, CA, PWS Steel Buildings is a design-build contractor specializing in manufacturing quality steel and metal buildings since 1996. They construct diverse structures including commercial, agricultural, municipal, and accessory buildings to client specifications, serving the California steel building market with attractive, durable solutions.

South Gate, CA

Based in South Gate, CA, Reliable Steel Building Products specializes in manufacturing and supplying a comprehensive range of steel buildings. They provide custom and pre-engineered metal building systems tailored for various commercial, industrial, and agricultural applications, focusing on robust construction and design flexibility.

Rhino Steel Building Systems manufactures and supplies prefabricated metal building kits for commercial and industrial applications. They offer customizable designs, engineering, and deliver complete steel building components for easy assembly. Their systems feature superior strength, weatherproofing, and large clear-span capabilities, ideal for warehouses and distribution centers.

R & M Steel manufactures quality pre-engineered metal buildings, specializing in aircraft hangars for aviation and storage needs. They provide steel building solutions tailored for protecting aircraft investments and general storage.

Lincoln, CA

Based in Lincoln, CA, Spangler Steel Structures designs, builds, and installs custom and express metal buildings. They provide durable, high-quality steel structures for private, commercial, and agricultural clients across Northern California, including personal shops, barns, and airplane hangers.

Green Bay, WI

Based in Green Bay, WI, Star Building Systems manufactures custom-engineered metal and steel building solutions. The company provides high-quality structural systems for various applications, serving builders across commercial and industrial sectors with durable and precise steel constructions.

Covington, GA

Based in Covington, GA, SteelCo Buildings manufactures 100% American-made pre-engineered metal building (PEMB) materials. They offer tailored solutions, from prefab kits to custom steel building designs, complementing commercial general contracting services. The company provides durable and efficient PEMB structures for various applications.

Ontario, CA

Based in Ontario, CA, Steel Design Builders Inc specializes in custom steel fabrication and architectural metalwork. The company designs and manufactures high-quality steel structures, including gates, fences, stairs, canopies, trellises, and industrial installations. They provide durable and strong steel solutions for various projects.

Virginia Beach, VA

SteelMaster USA manufactures pre-engineered steel and metal building kits. They specialize in durable, clear-span structures, offering solutions like Quonset Huts, steel garages, RV storage, barns, and carports. The company provides robust building systems designed for quick assembly and long-term reliability for diverse projects.

Huntsville, TX

Based in Huntsville, TX, Steel & Metal Systems (SAMS) manufactures steel building solutions for the self-storage industry. They offer single-story, multi-story, and interior storage systems, providing building and interior packages. Structures are constructed from high-quality steel, with manufacturing and installation services across the Continental U.S.

Post Falls, ID

Based in Post Falls, ID, Steel Structures America designs, engineers, and constructs custom all-steel buildings. With over 30 years of experience and 15,000 projects, they serve residential, agricultural, and commercial clients. Their services encompass comprehensive solutions for garages, shops, living spaces, barns, and commercial facilities.

Denver, CO

Sunward Steel Buildings manufactures quality pre-engineered steel buildings for various applications. They specialize in custom religious structures, including churches, synagogues, mosques, and temples, designed for easy customization to meet specific needs.

Titan Steel Structures manufactures pre-engineered steel buildings, serving communities across the nation. With over 50 years of experience and more than 1500 high-quality steel buildings delivered, the company specializes in creating reliable steel structures, including sports buildings, for various client needs.

Grand Rapids, MI

Based in Grand Rapids, MI, Toro Steel Buildings manufactures high-quality, easy-to-assemble pre-engineered metal and steel building kits. They provide durable, prefabricated steel structures for applications including garages, workshops, commercial buildings, barndominiums, and carports, emphasizing strength and simplified assembly.

Sun Prairie, WI

Based in Sun Prairie, WI, Trachte Building Systems designs, manufactures, and erects pre-engineered and customized steel self-storage systems. The company provides single and multi-story units, including specialized boat/RV storage, and advanced steel door and hallway systems for various facility needs.

Union Steel Structures, LLC specializes in manufacturing and providing a variety of steel and metal buildings, including carports, garages, RV carports, and general metal buildings. They offer instant pricing and same-day quotes directly to customers.

Rock Falls, IL

Based in Rock Falls, IL, United Metal Buildings specializes in manufacturing custom metal structures. They provide expert designs and fabrication for various steel buildings, including carports and garages. The company focuses on delivering durable and custom-engineered solutions, catering to clients seeking high-quality metal constructions.

Collierville, TN

Based in Collierville, TN, VersaTube Building Systems manufactures do-it-yourself steel building kits. They provide a range of easy-to-assemble structures, including garages, carports, shelters, and barns, designed to require no cutting, welding, or heavy equipment.

Elkin, NC

Based in Elkin, NC, Viking Steel Structures offers a versatile range of quality prefab steel buildings. They provide top-quality carports, garages, barns, RV covers, and commercial metal buildings for customers across the US. The company features a 3D design tool for customizing various structures.

Walker, LA

Walker Metals designs and manufactures custom pre-engineered rigid-frame steel buildings for commercial, residential, and agricultural sectors. Based in Louisiana, the company provides diverse structures like sheds, workshops, and barns. All products are proudly made in the USA, alongside offering comprehensive metal roofing solutions.

Tallapoosa, GA

Whirlwind Steel manufactures pre-engineered metal buildings, components, and self-storage solutions. The company produces a range of products including panels, roofing, frames, and trim. With manufacturing facilities in Houston, TX, and Tallapoosa, GA, they offer comprehensive support for custom steel building projects.

Peculiar, MO

Based in Peculiar, MO, Worldwide Steel Buildings manufactures pre-engineered steel building kits. They produce custom-engineered steel structures in the USA, shipping directly to customers worldwide. Their comprehensive offering includes durable and versatile steel buildings for various residential, commercial, and agricultural applications.

Tempe, AZ

Based in Tempe, AZ, Absolute Steel Buildings manufactures engineered steel building kits for diverse applications. With over 20 years experience, they produce metal garages, shops, barndominiums, carports, and commercial covered parking systems. They serve residential, commercial, government, and NGO clients with American-made, easy-to-assemble solutions.

AgriBilt Building Systems, based in Pittsburgh, PA, manufactures USA-made steel arch buildings. They offer 100% clear span designs for easy DIY assembly, suitable for various uses including hay, grain, and equipment storage, as well as livestock shelters and metal barns. The company provides custom pricing and fast nationwide shipping.

Brigham City, UT

American Buildings manufactures custom metal building systems and pre-engineered steel buildings. With over three-quarters of a century of experience, they provide custom-designed, energy-efficient, and sustainable steel building solutions. They serve customers across North America through a nationwide authorized builder network.

Sacramento, CA

Based in Sacramento, CA, American Buildings J&S specializes in the manufacturing of metal buildings. The company offers a full-service approach, including consulting, permitting, site preparation, and concrete work, serving as a one-stop shop for various metal building needs.

American Steel Span manufactures pre-engineered, easy-to-assemble steel buildings in the USA. With over 50 years of experience, they provide custom-sized structures for commercial, industrial, agricultural, and residential applications. Their durable Galvalume panel buildings feature a simple bolt-together design and are rated for high-wind velocity.

Arch Buildings manufactures customizable, pre-engineered steel building kits for commercial, residential, and farming applications. They offer A-Series, S-Series, and Quonset designs, configurable with chosen dimensions, end walls, doors, windows, and anchoring systems. Generic or stamped plans are provided to ensure compliance with local building codes and permit requirements.

Chiefland, FL

Based in Chiefland, FL, Archcore designs and manufactures 100% USA-made steel buildings, utilizing American steel and labor. With over 30 years of engineering experience, they provide custom-engineered solutions for commercial, industrial, agricultural, residential, and aviation sectors.

Black Forest, CO

Based in Black Forest, CO, Armstrong Steel designs and manufactures custom steel and metal buildings. They offer durable structures for various applications, emphasizing American manufacturing and quality craftsmanship. The company provides personalized support and works with clients on timeline and budget requirements.

Lancaster, CA

Billet Barns & Corrals specializes in custom steel buildings for agricultural, commercial, and residential applications. Based in Lancaster, CA, they design, fabricate, and install durable structures like barns, corrals, garages, and workshops, serving the Antelope Valley and surrounding regions with tailored steel construction solutions.

Elkin, NC

Based in Elkin, NC, Boss Buildings offers an extensive range of metal buildings and over 200 steel structure kit options. They provide free delivery and installation services for all buildings across the United States, specializing in direct provision of pre-engineered steel buildings.

Fresno, CA

Based in Fresno, CA, California All Steel Carports Inc. is a C-51 licensed steel building manufacturer. They offer custom design, engineering, cutting, welding, and assembly for metal carports, clear span buildings, barns, and storage solutions. Specializing in USA-made materials, their services include delivery and installation.

Ceco Buildings manufactures custom-engineered metal buildings, delivering durable, flexible, and efficient steel solutions. They specialize in custom steel airplane hangars for diverse aircraft sizes and structures, including pickleball courts. Ceco focuses on providing adaptable building systems for commercial and personal applications.

Tooele, UT

Central States Co., based in Tooele, UT, provides design and material-only building packages for single-story self-storage facilities. The company utilizes its in-house manufactured metal components, including roofing and metal panels for new construction and retrofit projects, serving commercial metal building needs.

Hemet, CA

Based in Hemet, CA, Complex Steel Buildings manufactures a variety of steel structures, including carports, garages, sheds, RV covers, barns, and custom workshops. They offer customizable designs with multiple roof styles and steel gauges for durability. The company provides direct installation services throughout California.

Based in Homer City, PA, Curvco Steel Buildings manufactures and supplies steel building kits, including arch steel garages, workshops, and industrial structures. They offer durable metal building kits, Quonset Huts, and container roofs designed for various applications, from RV storage to light manufacturing facilities.

Mount Airy, NC

Based in Mount Airy, NC, Eagle Carports is a direct manufacturer of metal and steel buildings. They manage the entire manufacturing process in-house, specializing in robust steel garages, carports, and various other custom metal structures for diverse applications.

San Diego, CA

Based in San Diego, CA, Empire Steel Buildings provides high-quality custom steel buildings. Established in 1999, the company delivers structures with widths from 40-200 feet, lengths from 40-500 feet, and heights from 10-40 feet, backed by thousands of successful projects.

Fowler, CA

Based in Fowler, CA, Fowler Metal Buildings manufactures custom steel and pre-engineered metal buildings. They offer comprehensive design, engineering, fabrication, and installation services. Specializing in commercial, industrial, and agricultural structures, their portfolio includes warehouses, aircraft hangars, and retail buildings.

Nashville, TN

Based in Nashville, TN, Jrz Steel Buildings provides custom-designed steel structures including carports, garages, barns, and commercial buildings. They offer superior craftsmanship and professional installation, allowing clients to design and price projects in 3D for residential and commercial needs.

Deshler, NE

Lester Buildings designs and manufactures customizable post-frame metal buildings, operating as expert pole barn builders. Serving agricultural, commercial, residential, and hobby markets, the company provides comprehensive solutions for durable steel structures, including design and construction support.

Arbuckle, CA

Based in Arbuckle, CA, Lion Metal Buildings LLC directly provides custom metal building solutions. With over 25 years of experience, the company specializes in metal building design, structures, roofing, and siding. They offer services for steel garages and metal workshops, serving the Western US states.

Harahan, LA

Based in Harahan, LA, Ludwig Building Enterprises specializes in the design and manufacture of pre-engineered steel buildings. They create diverse structures, from large warehouses to compact mini-storage units, catering to various commercial and industrial needs.

Metallic Building Systems, based in Wellesley, MA, manufactures pre-engineered and custom-engineered metal and steel buildings. They provide durable and flexible solutions for diverse applications, including sports facilities, utilizing proprietary systems like Long Bay®, Hypersteel™, and Simplisteel™.

Waterloo, IN

Nucor Building Systems designs and manufactures custom-engineered metal and steel building systems. With over three decades of experience, the company provides sophisticated, energy-efficient, and environmentally friendly solutions. Serving North America, Nucor leverages advanced design technology to create fully customized buildings tailored to diverse customer needs from its facilities.

Based in McKees Rocks, PA, Olympia Steel Buildings manufactures American-made metal farm buildings and customized steel structures. They provide engineered solutions for projects of all sizes, focusing on strength, efficiency, and reliability. The company has been delivering quality buildings since 1988.

Encinitas, CA

Pascal Steel Buildings, based in Encinitas, CA, specializes in designing, supplying, and erecting diverse steel structures. With over 60 years of experience, the company provides pre-engineered metal buildings for various commercial and industrial applications, including arenas, self-storage, and gymnasiums.

Woodburn, OR

Based in Woodburn, OR, Pacific Building Systems is a family-run manufacturer of custom pre-engineered steel buildings. They offer full-service capabilities, encompassing in-house design, engineering, manufacturing, and shipment. Serving the Pacific Northwest since 1962, they cater to industrial, commercial, agricultural, aviation, and government sectors.

Hockley, TX

Based in Hockley, TX, SBS is an IAS AC472 accredited manufacturer specializing in pre-engineered metal buildings and steel framing systems. The company also produces a range of building components and accessories, serving diverse construction needs with its specialized steel manufacturing capabilities.

Boone, NC

Based in Boone, NC, Steel Arch Buildings manufactures premium quality, factory-direct steel arch buildings. They offer various models like A, S, and Q, engineered for easy DIY assembly. These clear-span structures are suitable for garages, barns, carports, and equipment covers, utilizing durable galvalume steel.

Mount Airy, NC

USA Steel Buildings, based in Mount Airy, NC, manufactures prefabricated and custom-designed metal structures. They offer a comprehensive range of steel buildings, including garages, carports, barns, commercial buildings, RV covers, and combo units. The company provides one-stop solutions for diverse metal building requirements.

Fresno, CA

Based in Fresno, CA, CA VMI Steel Buildings designs and manufactures steel buildings, utilizing proprietary tools and systems for an efficient concept-to-completion process. Specializing in cold-formed steel solutions, they provide durable and cost-effective structures with strong warranties, having completed over 1,700 successful projects.

Memphis, TN

Based in Memphis, TN, Varco Pruden Buildings manufactures custom-engineered steel building systems. As a division of BlueScope Buildings North America, Inc., the company provides innovative steel construction solutions for diverse markets and projects across the United States.

Butler Manufacturing develops and produces innovative steel building systems and components for commercial and industrial construction. Pioneering the metal building industry since 1901, the company delivers versatile solutions designed for strength, durability, and sustainability. Their offerings include pre-cut stud walls, providing efficient structures for builders and building owners.

Nucor Buildings Group manufactures and designs steel building systems, insulated metal panels, and solar structures. Operating across North America, they provide sustainable, energy-efficient solutions for diverse industries. The company leverages advanced engineering and strategically located facilities with a vast authorized builder network.

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How to Choose a Company

  • Verify the manufacturer's capacity to provide stamped engineering drawings for your specific project location, ensuring compliance with the latest International Building Code (IBC) and any local amendments for snow, wind, and seismic loads. Failure to address this early is a common and costly pitfall.
  • Assess their specialization in the structural system you require, differentiating between those optimized for light-gauge Cold-formed Steel (CFS) framing versus heavy Rigid Frame Systems designed for clear spans and significant live/dead loads, particularly if your project involves overhead cranes or mezzanines.
  • Inquire about their typical lead times for shop drawings, fabrication, and delivery, and how these align with your project schedule, especially considering potential delays in obtaining specific material grades (e.g., ASTM A572 Grade 50) or specialized components like high-performance Standing Seam Roof (SSR) systems.
  • For complex, high-stakes, or publicly funded projects, prioritize manufacturers holding IAS AC472 accreditation or AISC Certification, as these signify adherence to rigorous engineering, fabrication, and quality control standards specific to metal building systems and structural steel, respectively.
  • Clearly define the scope of supply, paying close attention to what is excluded from the base price. A significant red flag is a quote that doesn't explicitly detail the inclusion of items like anchor bolt plans, specific insulation packages, door/window framing, or required bracing components, as these often lead to substantial change orders and delays during erection.

Supplier Types at a Glance

TypeBest ForTypical MOQ
Pre-Engineered Metal Building (PEMB) ManufacturersCost-effective, standardized structures like warehouses, workshops, and agricultural facilities with typical span requirements.Single building kits, often 1,000 sq ft and up.
Custom Structural Steel FabricatorsLarge-span industrial facilities, multi-story buildings, architecturally complex projects, or structures with heavy specialized loading (e.g., cranes).Project-dependent, often requiring significant tonnage or specialized detailing.
Cold-Formed Steel (CFS) Framing SpecialistsNon-load bearing interior framing, smaller auxiliary structures, light commercial buildings, or as components within hybrid structural systems.Component bundles or smaller building packages; highly variable based on project scope.

Frequently Asked Questions

What are the key differences between a Pre-Engineered Metal Building (PEMB) and a custom steel fabrication project?

PEMBs utilize standardized components and pre-calculated designs, offering cost-efficiency and faster delivery for common structures like warehouses, workshops, or agricultural buildings. They're typically designed by the manufacturer using proprietary software. Custom steel fabrication, conversely, involves bespoke design and fabrication for unique architectural demands, complex load requirements, or multi-story structures. While offering ultimate design flexibility, it typically has longer lead times and higher costs due to specialized engineering and unique component fabrication.

How do local building codes, specifically regarding snow and wind loads, impact my steel building design and manufacturer selection?

Local building codes dictate the minimum design loads your structure must withstand, based on geographical data for snow accumulation, wind speeds, and seismic activity. These loads directly influence the sizing of primary members (columns, rafters), secondary framing (girts, purlins), and the required bracing systems. A manufacturer must have the engineering capability to design and stamp drawings for your specific location. Failing to account for these loads accurately can lead to permit denials, costly redesigns, or an unsafe structure, making it critical to choose a supplier with a strong understanding of your regional codes.

Why is IAS AC472 accreditation important for a steel building manufacturer, and when should I require it?

IAS AC472 (Accreditation Criteria for Fabricators of Metal Building Systems) is a rigorous, third-party accreditation specifically for manufacturers of pre-engineered metal buildings. It verifies that the manufacturer’s engineering, quality control, and manufacturing processes meet stringent industry standards, ensuring the structural integrity and code compliance of their products. You should require IAS AC472 accreditation for any significant project where consistent quality, reliable engineering, and reduced risk of defects are paramount, such as large commercial, industrial, or government facilities.

What are the most common hidden costs or change order triggers I should watch out for with steel building projects?

Beyond the basic building kit, common hidden costs or change order triggers include site preparation (grading, soil compaction), foundation engineering and construction (often excluded), freight and delivery costs (especially for remote sites), specific insulation packages beyond basic requirements, local permitting fees, and architectural/engineering stamp fees for permit submission. Furthermore, watch for quotes that don't explicitly include all connection hardware, anchor bolts, or an adequately detailed erection manual, as these can lead to significant on-site delays and unexpected material purchases during installation.

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