Metal Building Manufacturers

Last updated: January 2026

This directory lists 101 metal building manufacturers across the United States, from specialized pre-engineered metal building (PEMB) fabricators to those offering more custom structural steel solutions.

Buyers engage these manufacturers to solve a range of critical infrastructure needs, whether constructing new warehousing, manufacturing facilities, retail centers, or aircraft hangars. The core challenge often revolves around optimizing for clear-span requirements, ensuring compliance with local seismic and wind load specifications, and managing the intricate process of delegated design for the building envelope and connections. Suppliers in this space are crucial for delivering structures that are not only durable and code-compliant but also optimized for rapid erection and long-term cost efficiency.

Supplier types in this category typically range from large-scale, national manufacturers with proprietary rigid frame systems and extensive engineering departments, capable of handling multi-span structures for enterprise clients, to regional fabricators specializing in simpler, often cold-formed steel buildings for small businesses or agricultural applications. What often distinguishes them is their core engineering competency, their capacity for complex designs (e.g., multi-story, crane-supported), and their integration of project management and erection support services.

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Company Directory

101 companies nationwide

Alan Pre-Fab Building Corporation

alanprefab.com
Gardena, CA

Based in Gardena, CA, Alan Pre-Fab Building Corporation manufactures prefabricated and modular structures. They offer industrial mini steel buildings, portable offices, guard stations, and permanent modular offices. The company provides detailed plans and specifications for custom and standard building solutions, serving commercial and industrial clients.

ncfnyrf@nynacersno.pbz+13105380333

Allied Steel Buildings

alliedbuildings.com
Fort Lauderdale, FL

Allied Steel Buildings, based in Fort Lauderdale, FL, specializes in high-quality prefabricated steel and metal buildings. With over 17 years of experience and 5,000 projects delivered, they offer customized solutions. Their in-house engineering department provides timely design, detailed drawings, and efficient building systems.

info@alliedbuildings.com+18779978335

American Buildings

americanbuildings.com
Brigham City, UT

American Buildings manufactures custom-engineered steel building systems. The company offers tailored, energy-efficient, and sustainable solutions for diverse project sizes and applications. With manufacturing facilities in South Carolina, Texas, Illinois, and Utah, it serves customers throughout North America via an authorized builder network.

kevin.rouse@americanbuildings.com+18883074338

American Metal Buildings

americanmetalbuildings.com
Mount Airy, NC

Based in Mount Airy, NC, American Metal Buildings offers versatile pre-engineered and custom metal buildings and steel structures. They provide solutions like metal garages, barns, carports, and utility buildings for agriculture, residential, industrial, commercial, manufacturing, and workshop needs across the USA.

sales@americanmetalbuildings.com+18772773060

American Western Steel, Inc.

americanwesternsteel.com
Humble, TX

Based in Humble, TX, American Western Steel, Inc. designs, engineers, and manufactures high-quality pre-engineered and custom steel buildings. They provide durable structures for commercial, industrial, agricultural, and residential applications. The company emphasizes American-made quality, serving clients across the United States with comprehensive steel building solutions.

info@americanwesternsteel.com+17135504792

All Weather Insulated Panels

awipanels.com
—

All Weather Insulated Panels (AWIP) manufactures insulated metal panels and roof deck solutions. Operating three US facilities in CA, AR, and PA, the company specializes in insulated metal wall, roof, and deck systems. AWIP provides energy-efficient and versatile building solutions for commercial, industrial, or controlled environment projects.

sales@awipanels.com+18889702947

BlueScope Buildings

bluescopebuildings.com
Kansas City, MO

Based in Kansas City, MO, BlueScope Buildings North America (BBNA) directly manufactures pre-engineered metal building systems. They offer comprehensive solutions: design, detailing, manufacturing, and warranty. Utilizing brands like Butler Manufacturing and Varco Pruden, the company serves commercial, industrial, and agricultural markets.

info@bsbna.com+18169683000

BORGA Steel Buildings and Components

borgasteel.com
Fowler, CA

Based in Fowler, CA, BORGA Steel Buildings and Components has manufactured precision-engineered steel buildings and components since 1984. They produce framing components like CEE and ZEE purlins, custom metal trims, and complete building kits, including cold-formed and welded-framed structures, for clients across the USA and internationally.

emailsales@borgasteel.com+15598345375

Braemar Building Systems

braemarbuildings.com
Englewood, CO

Based in Englewood, CO, Braemar Building Systems manufactures custom pre-engineered metal and steel structures. With over 40 years of experience, they supply maintenance-free steel buildings with superb structural integrity for diverse commercial and industrial applications, including warehouses, offices, and sports arenas.

support@modxcloud.com+18884805552

California All Steel Carports Inc.

californiaallsteel.com
Fresno, CA

California All Steel Carports Inc. is a C-51 licensed, full-service steel partner specializing in custom design, engineering, cutting, welding, and assembly of steel carports, metal buildings, barns, and storage solutions. They utilize USA-made materials and offer delivery and installation services.

info@californiaallsteel.com+18449181997

Carport.com

carport.com
Boone, NC

Carport.com manufactures and supplies custom metal building kits, carports, and garages for residential and business use. They offer online design, free delivery, and construction services for various storage, vehicle protection, and workshop applications.

resume@elephantstructures.com+18886839972

CBC Steel Buildings

cbcsteelbuildings.com
Lathrop, CA

Based in Lathrop, CA, CBC Steel Buildings manufactures custom-engineered metal building systems. As a Nucor company, they provide comprehensive solutions for commercial, industrial, and institutional construction projects. They specialize in durable, high-quality pre-engineered steel structures, delivering efficiency and long-term performance.

cbc.info@cbcsteelbuildings.com+18004218076

Central Valley Steel Structures LLC

centralvalleysteelstructures.com
Fresno, CA

Central Valley Steel Structures LLC, based in Fresno, CA, manufactures a wide range of high-quality steel buildings across California. They produce carports, garages, RV covers, commercial structures, and lean-tos up to 40' wide. Specializing in custom-designed metal buildings, they cater to diverse client needs and budgets.

management@centralvalleysteelstructures.com+15599701882

Eagle Buildings

eaglebuildings.com
Mount Airy, NC

Based in Mount Airy, NC, Eagle Buildings provides custom steel buildings for residential and commercial applications. They offer a range of structures including carports, garages, warehouses, and boat covers. Customers can personalize designs using an online configurator, with free delivery and installation across multiple US states.

sales@eaglebuildings.com+18665406280

EcoSteel

ecosteel.com
Laguna Niguel, CA

EcoSteel is a custom prefabricated steel supplier, utilizing advanced 3D modeling and robotic fabrication. They provide energy-efficient, fire and storm-resistant buildings from 80% recycled materials. Partnering with architects, EcoSteel delivers custom solutions for retail, agriculture, and sports facilities across North America.

info@ecosteel.com+18005876604

Eversafe Buildings

eversafebuildings.com
—

Eversafe Buildings offers a wide range of metal structures through its online shop, including monitor barns, garages, commercial buildings, and workshops. They provide nationwide free delivery and installation services at the jobsite, specializing in various prefabricated metal building solutions for diverse needs.

estimating@eversafebuildings.com+18003747106

FALK US

falk.com
Walker, MI

FALK US manufactures premium insulated metal panels (IMPs) for walls, roofing, cold storage, and demising wall solutions. Based in North America with US facilities, the company focuses on prefabricated systems known for their exceptional strength and efficiency. FALK provides high-quality and environmentally friendly construction solutions for various commercial and industrial applications.

info@falkpanel.com+16165414500

Fortify Building Solutions

fortifybuildingsolutions.com
—

Fortify Building Solutions provides metal roofing and wall panels, alongside pre-engineered and custom metal buildings, catering to builders, contractors, and homeowners. They offer flexible designs and clear pricing, enabling customers to build pole barns and other structures to their specifications.

info@fortifybuildingsolutions.com+18006435555

Fortress Metal Buildings LLC

fortressmetalbuildings.net
Royse City, TX

Based in Royse City, TX, Fortress Metal Buildings LLC specializes in the design, quotation, and construction of metal buildings. They provide services for residential, commercial, and government clients across multiple counties in North Texas, including Collin, Dallas, Denton, Hunt, Kaufman, Rockwall, and Tarrant.

info@fortressmetalbuildings.net+12147305842

Fabri-Steel West, Inc.

fswest.com
Sacramento, CA

Based in Sacramento, CA, Fabri-Steel West, Inc. specializes in manufacturing Hypersteel and cold-formed steel buildings. The company offers comprehensive building systems, leveraging tools like the ACT Building Systems Design Tool for efficient project execution. They cater to various construction needs in California.

info@fswest.com+19162025991

GAPORT

gaport.com
Douglasville, GA

Based in Douglasville, GA, GAPORT specializes in providing steel building kits and installed metal building units. They offer customizable options, including windows and garage doors, catering to both DIY handymen and other clients seeking robust steel structures.

info@gaport.com+18779423745

Garage Buildings

garagebuildings.com
Virginia Beach, VA

Garage Buildings is a nationwide supplier of high-quality galvanized steel structures. They provide engineered solutions for custom industrial, commercial, and residential projects, including garages, workshops, and versatile commercial buildings. The company emphasizes strength, style, and functionality, offering fast lead times and competitive pricing for custom designs.

charlotte@garagebuildings.com+18882340475

General Steel Corporation

gensteel.com
Putnam Valley, NY

Based in Putnam Valley, NY, General Steel Corporation manufactures and supplies custom metal building kits for diverse applications. They provide steel buildings for garages, warehouses, homes, barndominiums, gyms, and various commercial facilities. The company offers a 3D building designer and online quoting tools for client project planning.

support@generalsteel.zendesk.com+18007452685

Indaco Metals, INC.

indacometals.com
Shawnee, OK

Based in Shawnee, OK, Indaco Metals, INC. provides custom metal buildings, metal roofing, and components. They offer in-house engineering and fabrication for complete metal building kits, including rigid and trussed frames, purlins, and custom laser-cut parts. They serve diverse clients in Oklahoma.

info@indacometals.com+14052739200

Kirby Building Systems, LLC

kirbybuildingsystems.com
Portland, TN

Based in Portland, TN, Kirby Building Systems, LLC is a manufacturer of custom-engineered, high-quality, and cost-effective metal building systems. They specialize in providing tailored solutions for various commercial and industrial applications across the United States.

kbs.info@kirbybuildingsystems.com+16153254165

Koehn Building Systems

koehnbuildings.com
Rich Hill, MO

Based in Rich Hill, MO, Koehn Building Systems specializes in designing and erecting Pre-Engineered Metal Buildings (PEMB). Serving clients across Missouri and Kansas, the company also provides comprehensive general contracting, concrete services, and agricultural building solutions, offering complete construction for various building types.

info@koehnbuildingsystems.com+14173954305

Mac-Co Metal Buildings

maccometalbuildings.com
Anderson, CA

Based in Anderson, CA, Mac-Co Metal Buildings specializes in custom-designed, pre-engineered post frame metal buildings. They provide comprehensive design and build services for garages, shops, barns, horse barns, equipment storage, and industrial steel structures. Serving Northern California since 1967, the company delivers quality building solutions.

info@maccometalbuildings.com+15303651403

McElroy Metal

mcelroymetal.com
Bossier City, LA

McElroy Metal, through its joint venture Green Span Profiles, manufactures Insulated Metal Panels (IMPs). These panels are available in various thicknesses starting from 2 inches, providing essential wall components for a wide range of metal building applications.

info@mcelroymetal.com+13187478000

Metal Building Outlet

metalbuildingoutlet.com
Littleton, CO

Based in Littleton, CO, Metal Building Outlet designs and supplies custom metal building and steel kits. They offer pre-engineered metal buildings, providing expert support and competitive pricing. The company guides clients from initial design through efficient delivery, ensuring a smooth, cost-effective process for their building projects.

info@metalbuildingoutlet.com+13039482038

Metal America

metalbuildingsnorthamerica.com
Chicago, IL

Metal America, based in Chicago, IL, offers American-made metal buildings with a 100% turnkey service. They specialize in designing, financing, delivering, and installing various structures, including carports, shops, barndominiums, and commercial buildings, utilizing all American steel.

sales@metalbuildingsnorthamerica.com+17373810896

Metal Buildings of Texas

metalbuildingstexas.us
Livingston, TX

Based in Livingston, TX, Metal Buildings of Texas provides end-to-end steel construction services. They design, pour, and build turn-key metal buildings, including custom solutions, barndominiums, shops, garages, and commercial steel structures. Their offerings cover design, concrete, erection, and finishing for East Texas.

sales@metalbuildingstexas.us+19369673941

Metal Building Supply

metalbuildingsupply.com
—

Metal Building Supply, based in NorthWest Arkansas, custom manufactures general purpose and pre-engineered metal buildings. They provide structures for diverse commercial, agricultural, and institutional applications, including mini-storage and offices. The company emphasizes high-quality products, faster construction, strength, and reduced costs.

jose@metalbuildingsupply.com+18004670626

Metalguard

metalguard.com
Sugar Land, TX

Based in Sugar Land, TX, Metalguard manufactures and supplies high-quality custom and pre-engineered metal buildings. They provide comprehensive services from design and engineering to fabrication and installation, delivering durable structures for various commercial, agricultural, and residential applications.

stal@qodeinteractive.com+17134493430

Miller's Metal Buildings & Construction, Inc.

millersmetalbuildings.com
Burleson, TX

Based in Burleson, TX, Miller's Metal Buildings & Construction, Inc. specializes in manufacturing custom metal buildings. The company utilizes proven resources to deliver high-quality projects efficiently and cost-effectively, providing full customer satisfaction. They focus on experience to assure quality and deliver exceptional value.

millers@millersmetalbuildings.com+18172956022

Morton Buildings, Inc.

mortonbuildings.com
—

Morton Buildings specializes in constructing post-frame structures including steel buildings, pole barns, equestrian facilities, garages, and workshops. The company provides custom-designed buildings for agricultural, commercial, and residential customers. They focus on delivering durable, long-lasting structures with an emphasis on quality materials and construction methods.

info@mortonbuildings.com+18004477436

Any Buildings Sales and Components

myanybuildings.com
Yokuts Valley, CA

Based in Yokuts Valley, CA, Any Buildings Sales and Components specializes in the sale of diverse metal buildings and related structural components. The company provides comprehensive solutions for various construction needs, offering direct supply of essential building materials.

info@myanybuildings.com+15594108031

My Elite Metal Structures

myelitemetalstructures.com
—

My Elite Metal Structures specializes in designing, customizing, and installing a range of metal buildings. They offer durable structures such as garages, barns, RV covers, commercial buildings, and carports. The company provides online design and pricing tools, with free installation and delivery for custom metal building packages.

info@myelitemetalstructures.com+18443649595

Nucor Building Systems

nucorbuildingsystems.com
Waterloo, IN

Nucor Building Systems designs and manufactures custom-engineered metal building systems. From US plant locations, the company provides fully customized steel building solutions. They serve customers across North America, delivering sophisticated, energy-efficient, and environmentally friendly structures tailored to unique project needs.

josh.kirstine@nucor.com+12608377891

Patriot Metal Buildings

patriotmetalbuilders.com
Port Neches, TX

Patriot Metal Buildings provides comprehensive sales and service for metal structures. Known for professionalism, efficiency, and integrity, they focus on client satisfaction through transparent communication. The company aims to deliver quality buildings, fostering enduring partnerships.

sales@patriotmetalbuilders.com+14099898655

ProAm Steel Buildings

proamsteel.com
Slocomb, AL

Based in Slocomb, AL, ProAm Steel Buildings manufactures custom metal structures for commercial, industrial, residential, and agricultural clients. They offer complete engineering to delivery services for high-quality steel buildings nationwide. The company utilizes innovative design technology to provide versatile and cost-effective building solutions.

info@proamsteel.com+13342584291

Rapid Building Solutions, LLC.

rapidbuildingsolutions.com
Ocoee, FL

Based in Ocoee, FL, Rapid Building Solutions, LLC. specializes in innovative design and construction of steel buildings, primarily for the self-storage industry. They offer rigid frame structures for single-story, multi-story, and boat/RV enclosures, providing comprehensive services from custom engineering to installation.

info@rapidbuildingsolutions.com+18779172743

Red Dot Buildings

reddotbuildings.com
Athens, TX

Red Dot Buildings specializes in pre-engineered metal buildings, offering comprehensive design, fabrication, and erection management services. Serving Texas and Oklahoma, they deliver tailored solutions for diverse sectors including commercial, government, education, sports, and worship facilities. Their process spans from initial proposal to final erection management.

marketing@reddotbuildings.com+18006572234

Reliable Steel Building Products

reliablesteelusa.com
South Gate, CA

Based in South Gate, CA, Reliable Steel Building Products manufactures, supplies, and installs steel building components and systems. They offer custom-engineered and pre-engineered metal buildings, structural steel components, roofing, and wall panels. The company serves industrial, commercial, agricultural, and residential sectors.

support@incomeactivator.com+19495454211

Rhino Steel Building Systems

rhinobldg.com
—

Rhino Steel Building Systems manufactures customizable prefabricated metal buildings for diverse agricultural and commercial applications. They provide robust, clear span steel structures known for superior strength, weatherproofing, and resistance to termites and fire. Buildings feature clearly marked components for straightforward, DIY-friendly assembly.

info@rhinobldg.com+19403839566

Spangler Steel Structures

spanglersteel.com
Lincoln, CA

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

spanglersteel@gmail.com+19169451435

Star Building Systems

starbuildings.com
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 components and complete building systems for builders. As part of Cornerstone Building Brands, Inc. Star Building Systems serves various commercial and industrial sectors across the United States.

hello@starbuildings.com+18008797827

SteelMaster Buildings LLC

steelmasterusa.com
Virginia Beach, VA

Based in Virginia Beach, VA, SteelMaster Buildings LLC manufactures pre-engineered steel and metal building kits. They provide versatile solutions for various applications, including steel garages, RV storage, Quonset huts, steel barns, and carports.

info@steelmasterusa.com+18445759303

Steel Structures America

steelstructuresamerica.com
Post Falls, ID

Based in Post Falls, ID, Steel Structures America manufactures all-steel buildings for various applications. They provide customized solutions for garages, shops, living spaces, barns, agricultural, commercial, and mini-storage facilities. Services include design, engineering, permitting, and construction of durable metal structures across multiple locations.

sales@steelstructuresamerica.com+18008339997

Texas Premier Steel & Wood Buildings

texas-premier-buildings.com
Azle, TX

Based in Azle, TX, Texas Premier Steel & Wood Buildings manufactures and installs various high-quality steel and wood structures. Their product range includes carports, RV covers, garages, shops, agricultural barns, sheds, greenhouses, and loafing sheds for diverse needs across multiple states.

hello@rfuenzalida.com+18175656425

Texas Made Buildings LLC

texasmadebuildings.com
Pipe Creek, TX

Based in Pipe Creek, TX, Texas Made Buildings LLC offers comprehensive metal building and construction services. They specialize in crafting durable structures, providing custom designs and complete installation for diverse projects. Their expertise covers commercial, residential, agricultural, and prefabricated metal buildings, including barns, warehouses, and workshops.

shawn@texasmadebuildings.com+12102028834

Texas Metal Structures

texasmetalstructures.com
—

Texas Metal Structures designs and builds custom metal buildings for residential and commercial customers. This family-owned company offers new construction, remodels, and roofing, handling projects from carports to barndominiums and various commercial structures. They pride themselves on customer service and quality craftsmanship.

tracey@texasmetalstructures.com+19792137022

Texas Steel

texassteel.com
Dayton, TX

Texas Steel, based in Dayton, TX, provides custom metal building systems for institutional, industrial, and commercial customers. They specialize in high complexity structures with multiple roof lines, offering value engineering and technical expertise. The company designs and supplies durable steel solutions for projects like churches and schools.

nick@texassteel.com+18323143555

Titan Steel Structures

titansteelstructures.com
—

Titan Steel Structures manufactures high-quality pre-engineered steel buildings, boasting over 50 years of experience. The company provides exemplary customer service, having completed more than 1500 structures for commercial and farming clients. Their durable steel buildings are designed to last decades and withstand challenging weather conditions.

info@titansteelstructures.com+18888076006

US Erectors & Supply LLC

usesconstruction.com
Cana, VA

Based in Cana, VA, US Erectors & Supply LLC provides turnkey metal buildings and structural solutions for industrial and residential clients. With 50 years of experience as an authorized ABN dealer and contractor, this family-owned company offers premium craftsmanship, personalized service, and local site quotes.

kay@usesconstruction.com+12767335289

US Patriot Steel

uspatriotsteel.com
Beavercreek, OH

US Patriot Steel, based in Beavercreek, OH, manufactures and supplies custom steel building kits. They provide a diverse range of structures for commercial, industrial, agricultural, and residential applications, including workshops, garages, and barns, offering direct quotes and comprehensive building solutions across the US.

info@uspatriotsteel.com+18884151576

Viking Steel Structures

vikingsteelstructures.com
Elkin, NC

Based in Elkin, NC, Viking Steel Structures designs and sells pre-engineered metal buildings, including carports, garages, barns, RV covers, sheds, and commercial structures. They offer a variety of styles and sizes for diverse residential and commercial applications.

sales@vikingsteelstructures.com+18778013263

Walker Metals

walkermetals.com
Walker, LA

Walker Metals, based in Walker, LA, manufactures custom pre-engineered steel buildings and metal roofing solutions. They provide durable steel structures, including pole barns and carports, for residential, commercial, and agricultural needs. All products are proudly made in the USA.

email@address.com+12257917791

WolfSteel Buildings

wolfsteelbuildings.com
Fort Worth, TX

Based in Fort Worth, TX, WolfSteel Buildings is a Texan metal builder specializing in comprehensive metal building projects. They manufacture and install tubular and red iron metal structures, guiding clients from site preparation through to the finished building. Services include permitting, concrete work, insulation, and custom accessories.

quotes@wolfsteelbuildings.com+18449410999

Worldwide Steel Buildings

worldwidesteelbuildings.com
Peculiar, MO

Worldwide Steel Buildings, based in Peculiar, MO, manufactures pre-engineered steel building kits. The company produces custom-designed metal structures for various applications, including commercial, agricultural, and residential uses. They ship direct to customers globally from their US manufacturing facilities.

info@worldwidesteelbuildings.com+18008250316

Web Steel Buildings NW LLC

wsbnw.com
Sandy, OR

Based in Sandy, OR, Web Steel Buildings NW LLC specializes in the design and manufacturing of custom metal building systems. They provide structures with clear spans up to 200 feet and eave heights up to 60 feet, ideal for expansive warehouses and manufacturing facilities.

info@wsbnw.com+18556687211

RMG Erectors & Constructors, LLC

rmgerectors.com
Spartanburg, SC

RMG Erectors & Constructors, LLC is a provider and erector of Pre-Engineered Metal Buildings (PEMBs). Based in Spartanburg, SC, the company focuses on efficient and safe construction. All employees are OSHA 30 certified, ensuring high standards for projects nationwide.

info@rmgerectors.com

ABC Metal Roofing

abcmetalroofing.com
—

ABC Metal Roofing manufactures premium metal roof and wall panels, trim, and accessories. Serving residential, post-frame, agricultural, and commercial applications, the company provides sustainable, durable, economical, and energy-efficient building components. They operate multiple manufacturing locations and support a nationwide distributor network.

+18008778709

Absolute Steel

absoluterv.com
Tempe, AZ

Based in Tempe, AZ, Absolute Steel manufactures fully engineered metal building kits, barndominiums, garages, carports, and RV covers. For over 20 years, they have provided easy-to-assemble, American-made steel structures for residential, commercial, and government applications.

+18778333237

Alan's Factory Outlet

alansfactoryoutlet.com
Luray, VA

Based in Luray, VA, Alan's Factory Outlet manufactures and installs custom metal carports, garages, and various other prefabricated metal buildings. The company provides an online design tool for customers to price and order U.S.-made products, featuring free delivery and installation services.

+18004886903

American Buildings J&S

americanbuildingsjs.com
Sacramento, CA

Based in Sacramento, CA, American Buildings J&S is a metal building manufacturer. They provide a comprehensive 'one-stop shop' service, managing everything from initial design, consulting, and permitting to direct manufacturing and site preparation, including concrete work. They deliver custom metal structures.

+19167061695

American Steel Span Buildings

americansteelspan.com
—

American Steel Span Buildings manufactures custom, pre-engineered steel buildings in the USA. They offer clear-span designs with bolt-together construction. Buildings feature durable AZ55 Galvalume panels, hurricane-rated, and customizable for industrial, commercial, and agricultural applications.

+18004572206

Archcore Steel Buildings

archcore.com
—

Archcore Steel Buildings manufactures high-quality metal building kits and prefabricated steel garages, including robust quonset designs. Utilizing 100% American steel, their products are engineered for strength, versatility, and simple assembly. With over 30 years of experience, they serve commercial, agricultural, and industrial sectors, providing durable, US-made solutions.

+18008632085

Armstrong Steel

armstrongsteel.com
Black Forest, CO

Armstrong Steel, based in Black Forest, CO, specializes in manufacturing custom steel and metal buildings. They provide same-day quotes and a 50-year structural warranty, focusing on American craftsmanship and easy-to-install solutions for various building needs. The company prides itself on quality and customer service.

+18003454610

Central States

centralstatesco.com
—

Central States is an employee-owned company that manufactures high-quality metal roof and siding products, along with complete building packages. They provide durable metal panels for new construction and retrofit projects, emphasizing crucial accessories like snow retention for various building types.

+18002259315

CENTRIA

centria.com
Lewisville, TX

Centria manufactures high-performance insulated metal wall and roof panels, along with advanced rainscreen systems. Specializing in sustainable building materials, the company provides products with superior thermal, moisture, and aesthetic performance, backed by EPDs and Declare Labels for eco-conscious architectural projects.

+18007597474

Coast Steel Buildings Buellton

coastsb.com
Buellton, CA

Based in Buellton, CA, Coast Steel Buildings Buellton specializes in the design, furnishing, and erection of pre-engineered metal buildings. They provide comprehensive services for agricultural, commercial, industrial, and residential applications, delivering durable and functional steel structures tailored to client specifications.

+18056883596

Complex Steel Buildings

complexsteelbuildings.com
Hemet, CA

Based in Hemet, CA, Complex Steel Buildings manufactures and installs custom steel structures throughout California. They offer durable carports, sheds, garages, RV covers, and barns. Customers can choose from three roof styles and select 12 or 14 gauge steel tubing, ensuring quality construction tailored to diverse needs.

+19513634477

Capital Steel Industries

csisteelbuildings.com
Prescott, AZ

Capital Steel Industries manufactures made-to-order metal building solutions for commercial and private projects. They offer diverse building categories and systems, supported by a builder program. Specializing in custom-engineered structures, Capital Steel provides comprehensive solutions for various project requirements across New York.

+18002469640

Culta Panels

cultapanels.com
Fullerton, CA

Based in Fullerton, CA, Culta Panels manufactures high-performance insulated metal panels, primarily for commercial cold storage applications. The company provides durable, strong, and energy-efficient solutions for walls, ceilings, and roofs. They offer custom installations and design services, meeting diverse temperature control needs for various building projects.

+19494633988

Curvco Steel Buildings

curvcosteelbuildings.com
—

Based in Homer City, PA, Curvco Steel Buildings manufactures arch steel building kits, garages, workshops, and custom industrial buildings. They provide durable steel structures for RV storage, car garages, storage sheds, hobby workshops, light manufacturing, paint booths, and pump shelters.

+18007487188

Custom Bilt Metals

custombiltmetals.com
Irving, TX

Custom Bilt Metals manufactures a variety of metal building components, including roofing systems, gutter systems, specialty walls, and soffit products. Serving commercial, institutional, and residential sectors, they cater to architects, contractors, and homeowners. The company features a visualizer tool for custom metal panel and color selection.

+18008267813

Eagle Carports

eaglecarports.com
Mount Airy, NC

Eagle Carports specializes in manufacturing customizable metal garages and carports. They offer tailored solutions in various dimensions, layouts, colors, and designs to seamlessly integrate with properties. The company provides durable metal structures, suitable for a wide range of versatile applications.

+18005798589

Eagle Steel Buildings

eaglesteelbuildings.com
Tyler, TX

Based in Tyler, TX, Eagle Steel Buildings is a full-service metal building construction company. They design and erect high-quality commercial and residential metal structures, including gyms, airplane hangars, barns, and garages. The company serves clients across the Dallas-Ft Worth area and East Texas.

+19035341133

Empire Steel Buildings

empirebuilt.com
San Diego, CA

Based in San Diego, CA, Empire Steel Buildings manufactures high-quality pre-engineered steel structures. Established in 1999, the company offers custom metal buildings designed to client specifications, providing diverse widths, lengths, and heights for commercial and industrial applications.

+18009053443

Facility Builders & Erectors Inc.

facilitybuilders.com
Anaheim, CA

Based in Anaheim, CA, Facility Builders & Erectors Inc. provides industrial and commercial construction services across the Western United States. Specializing in pre-engineered metal buildings (PEMB), steel, and prefabricated metal structures, they offer design, customization, and erection. Their expertise spans manufacturing, transportation, and industrial park projects.

+17145778060

Hardsteel Buildings, Inc.

hardsteelbuildings.com
Decatur, NE

Based in Decatur, NE, Hardsteel Buildings, Inc. manufactures customizable all-steel building packages. They offer a 3D configurator for design and provide complete solutions, including components, erection services, and concrete. Hardsteel Buildings serves farm, commercial, community, and residential/garage sectors.

+14023495646

High Quality Steel Structures

hqsteelstructures.com
Winston-Salem, NC

High Quality Steel Structures is a metal building manufacturer providing durable, custom steel solutions. Based in Winston-Salem, NC, the company operates a manufacturing facility in Mt Airy, NC, and serves clients with tailored metal structures. They offer services like design, fabrication, and installation of various steel buildings.

+13366004833

Jrz Steel Buildings

jrzsteelbuildings.com
Nashville, TN

Based in Nashville, TN, Jrz Steel Buildings specializes in the custom design, manufacturing, and installation of durable steel structures. They offer a variety of metal buildings including carports, garages, barns, and commercial facilities, tailored to specific client requirements for protection and storage.

+16154951551

Lion Metal Buildings LLC

lionmetalbuildingsllc.com
Arbuckle, CA

Lion Metal Buildings LLC offers comprehensive metal building manufacturing services, specializing in custom designs for structures, roofing, and siding. With over 25 years of experience, the company delivers tailored solutions, including steel garages and workshops. They operate across California, Nevada, Oregon, and Washington.

+15593017958

Ludwig Building Enterprises

ludwigbuildings.com
Harahan, LA

Based in Harahan, LA, Ludwig Building Enterprises is a family-owned manufacturer of pre-engineered metal building systems. For over 90 years, they design and produce structures from large warehouses to mini-storage buildings. They serve end-users and contractors primarily across Louisiana, Mississippi, Alabama, Georgia, and Florida.

+15047336260

MBCI

mbci.com
—

MBCI manufactures and sells a wide range of metal roofing and wall panels, including insulated, standing seam, MasterRib®, and 5V Crimp profiles. Their panels are designed for metal building projects, offering energy efficiency and aesthetic appeal for agricultural, animal confinement, and other commercial applications. MBCI operates as part of Cornerstone Building Brands Inc.

+18777136224

Metallic Building Systems

metallic.com
Wellesley, MA

Metallic Building Systems provides pre-engineered and custom-engineered metal buildings, delivering durability and flexibility for diverse applications like pickleball courts. They offer specialized systems such as Long Bay®, Hypersteel™, and Simplisteel™ structures. The company operates as part of Cornerstone Building Brands.

+18668006353

Metl-Span

metlspan.com
Lewisville, TX

Based in Lewisville, TX, Metl-Span manufactures insulated metal wall and roof panels. The company provides these essential components for a wide variety of applications in the construction of metal buildings.

+18775859969

Muleshoe Buildings LLC

muleshoebuildings.com
Columbus, TX

Muleshoe Buildings LLC, based in Columbus, TX, specializes in crafting robust, bespoke steel structures. They emphasize superior craftsmanship, utilizing commercial-grade steel and long-life finishes for lasting durability. The company provides a guided experience, offering proactive service and guaranteed timelines for every project.

+19796122041

Olympia Steel Buildings

olympiabuildings.com
Rocks, PA

Based in McKees Rocks, PA, Olympia Steel Buildings manufactures customized, American-made metal buildings for farm and commercial use. Specializing in engineered steel structures, they provide durable solutions for protecting livestock, grain, and equipment. Olympia has been delivering quality, reliable buildings since 1988.

+18884497756

PAC-CLAD

pac-clad.com
Acworth, GA

Based in Acworth, GA, PAC-CLAD by Petersen manufactures architectural metal wall panels and metal roofing systems. They offer a range of products including Snap-Clad, Flush Wall Panels, Flush Soffit, and Exposed Fastener Systems. PAC-CLAD provides durable solutions for various commercial building applications, meeting industry standards since 1965.

+18003441400

Pascal Steel Buildings

pascalsteel.com
Encinitas, CA

Based in Encinitas, CA, Pascal Steel Buildings is a direct provider of pre-engineered metal buildings and custom steel structures. With over 60 years of experience, they specialize in facilities like sports arenas, gymnasiums, self-storage, aircraft hangars, and military base projects, serving commercial and industrial clients throughout Southern California.

+17609447767

Pacific Building Systems

pbsbuildings.com
Woodburn, OR

Based in Woodburn, OR, Pacific Building Systems manufactures custom pre-engineered steel buildings for industrial, commercial, agricultural, aviation, government, and community sectors. They provide in-house design, engineering, manufacturing, and shipment services, operating as a full-service provider in the metal and steel structure industry since 1962.

+15039819581

PermaTherm

permatherm.net
—

PermaTherm manufactures insulated metal panels and related products for diverse commercial and industrial applications. Since 1987, they have provided insulated metal, fire-rated mineral wool, and expanded polystyrene panels. These are used in cold storage facilities, walk-in coolers, freezers, partition walls, and suspended ceilings.

+17064687500

Rigid Global Buildings

rigidbuilding.com
Tomball, TX

Rigid Global Buildings manufactures pre-engineered metal buildings and custom building solutions for diverse industries. With over 30 years of experience, the company produces fully customized structures for commercial, industrial, retail, agricultural, and aviation applications.

+17746313946

Foothill Country Sheds

shedsandshelters.com
Shingle Springs, CA

Based in Shingle Springs, CA, Foothill Country Sheds manufactures custom metal buildings, storage sheds, carports, and barns. They provide a 3D configurator tool for personalized designs, serving customers across Sacramento, Northern California, and statewide.

+15303333690

Simpson Steel Building Company

simpsonsteel.com
—

Simpson Steel Building Company manufactures and distributes pre-engineered metal frame buildings and rigid frame systems. Established in 1982, the company provides custom-designed steel structures, including patented steel truss frames. They deliver durable, versatile metal buildings nationwide across the U.S. and into Canada.

+18002557624

Steel Building Supply

steelbuildingsupply.com
Salt Lake City, UT

Steel Building Supply manufactures and supplies a comprehensive range of high-quality metal building components and complete steel building kits. They provide durable and customizable steel solutions, serving the construction industry for over 30 years with various products including roofing, wall panels, purlins, and more.

+19365986373

Butler Manufacturing

butlermfg.com
—

Butler Manufacturing produces pre-engineered metal buildings and components for commercial and industrial clients. Pioneering the industry since 1901, the company provides innovative solutions for builders and building owners. They deliver durable, sustainable components like pre-cut stud walls, focusing on strength and long-term value.

No contact on file

Central Texas Steel Buildings

centraltexassteelbuildings.com
Georgetown, TX

Central Texas Steel Buildings, based in Georgetown, TX, is a direct contractor and manufacturer specializing in metal and steel building construction. The company offers turn-key construction, excavation, and building design services, providing a superior alternative to conventional steel buildings for clients across Central Texas.

No contact on file

Kingspan

kingspan.com
—

Kingspan specializes in manufacturing high-performance insulated metal panels designed for a wide range of building applications. They provide a vast selection of insulated metal panel profiles, offering aesthetic flexibility and energy efficiency for commercial, industrial, and agricultural metal buildings.

No contact on file

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How to Choose a Company

  • Verify the manufacturer's accreditation through organizations like MBMA (Metal Building Manufacturers Association) and ensure they hold current AC472 accreditation from the International Accreditation Service (IAS), which confirms a rigorous quality assurance program for their fabrication processes and engineering controls.
  • For structures requiring specific load-bearing capabilities or clear spans exceeding 80 feet, explicitly assess their experience with heavy rigid frame construction and their ability to provide certified engineering calculations for the primary and secondary framing, including purlins and girts, under varied conditions (e.g., crane loads, mezzanines).
  • Clarify the extent of their delegated design responsibility. Some manufacturers will provide a complete stamped and sealed building design, while others expect the local engineer of record to handle specific connections or foundation interfaces, a common gotcha that can lead to unexpected design costs and project delays if not agreed upon upfront.
  • Evaluate their material sourcing and lead times for critical components like structural steel and standing seam roof systems, especially in today's volatile supply chain environment. Confirm their ability to provide Mill Test Reports (MTRs) for all structural steel to ensure material quality and compliance.
  • A red flag: Be wary of manufacturers who provide vague or overly simplified preliminary load calculations without thoroughly understanding your site-specific wind, snow, and seismic requirements, or those who are reluctant to provide detailed shop drawings and erection manuals early in the process.

Frequently Asked Questions

What is the typical scope of a metal building manufacturer's deliverables, and what should I expect to source separately?

A metal building manufacturer typically provides the primary structural framing (columns, rafters, endwall framing), secondary framing (purlins, girts, eave struts), the exterior wall and roof panels (often standing seam roof systems), along with fasteners, sealants, and trim. You should almost always expect to source the foundation, concrete slab, erection services, interior finishes, and usually mechanical, electrical, and plumbing (MEP) systems separately. Clarify if they include anchor bolt plans and a stamped erection manual in their package.

How does delegated design work for metal buildings, and what are my responsibilities?

Delegated design in metal buildings means the manufacturer's in-house engineering team designs specific components (like connections or the entire structural system) based on performance criteria set by your project's Engineer of Record (EOR). Your EOR remains responsible for the overall project's structural integrity, code compliance, and coordinating all building systems, including the interface with the metal building. You are responsible for clearly communicating your EOR's design criteria and ensuring proper coordination and approval of the manufacturer's delegated design documents.

Why is AC472 accreditation important for metal building fabricators?

AC472 accreditation from the International Accreditation Service (IAS) is crucial because it signifies that a metal building fabricator has undergone rigorous, third-party inspection and verification of their quality management system, engineering procedures, and fabrication processes. This accreditation assures buyers that the manufacturer consistently produces high-quality, code-compliant pre-engineered metal buildings, reducing risks related to structural integrity, safety, and potential construction delays due to non-conforming materials or designs.

What common issues arise from underestimating snow or wind load calculations for metal buildings?

Underestimating snow or wind load calculations can lead to critical structural failures, safety hazards, and significant financial liabilities. Incorrect loads can result in undersized primary rigid frame members, inadequate secondary framing, and compromised connections. This often necessitates expensive structural remediation, re-engineering, or even demolition, which are far more costly than upfront accurate design. Always ensure the manufacturer uses your specific geographic location and building use to perform precise calculations according to current International Building Code (IBC) and local amendments.

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