Pre-engineered Steel Structures

Discover High Quality Pre-Engineered Steel Structures

Are you looking for a quick, easy and cost-efficient way to build on your space? Then you have come to the right place. Here at Atlantic Steel Structures, we have everything you need. Our pre-engineered structures are designed to cater to your needs. You’ll enjoy a diverse range of buildings that are designed to suit any space, whether residential or commercial. From large scale steel building designs to smaller office spaces, storage facilities or automotive buildings, our team ensures that you ace your project.

As large, open plan spaces, you have the design flexibility to transform your building as you need. Whether you decide to keep the open plan design or convert into a multi-floor or multi-room space is entirely up to you.

Your Favourite Wholesale Pre-Engineered Steel Structures Manufacturer

We are proud to be the leader in pre-fabricated steel structures in the industry. From the quality of our structures to the quality of our customer service, we are second to none. When you shop our range, you are benefitting from:

  • Customized guidance that is specific to your needs
  • A wealth of knowledge and expertise to assist with your design
  • A committed and dedicated project manager to oversee your project

…and much more.

We understand that your needs are unique which is why we listen to your goals before providing personal advice that will help your project run smoothly. Whether you have worked with pre-engineered building manufacturers before, or this is your first time working on such a large project, we have you covered. We are here to provide the level of support that you need to ensure success.

A Partner You Can Rely On

Our Steel Structures are Perfect for any Industry

Our ever-popular steel structures are used by both home owners and business owners across the country. No matter your needs, a steel structure is the perfect solution. We have helped customers to construct structures in a variety of industries.

If you work in the automotive, agriculture or equestrian industries then our structures are the perfect choice. Our customers use their buildings for a range of needs, from housing animals to storing food, equipment and vehicles. Great for use all year round, you have the versatility you need to change your building with the seasons. Use as storage during the quieter colder months, and then enjoy shade during the busting warmer months.

In the business world, finding a suitable space for your office is essential and our structures are a cost-effective solution. Offering a range of sizes and styles, our pre-engineered office buildings can be designed to suit your needs. From a single, open plan room to a multi-room, multi-floor space, you’ll enjoy the flexibility you need. And if you need to add a space for retail or storage, we have you covered. Our design team will ensure that your needs are catered to.

Our structures are also popular within the residential sphere. Many of our customers design a structure as a home — either their main residence or as an annex or outbuilding. You’ll enjoy flexible designs, customizable exteriors, energy efficient insulation, innovative interiors and much more. The possibilities are endless.

Metal Buildings for Sale

60x80 steel building with clear-span design, overhead doors, and durable steel siding.

60×80 Steel Building

A 60×80 steel building delivers 4,000 sq. ft. of clear-span space, engineered for strength, versatility, and durability. Perfect for garages, workshops, barns, or warehouses, this prefab metal building is fully customizable with doors, windows, insulation, and finishes—meeting local codes while offering long-term value and low maintenance.
$67,059.37

FROM ONLY $63,059.37

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50×80 Steel Building

A 50×80 steel building delivers 4,000 sq. ft. of clear-span space, engineered for strength, versatility, and durability. Perfect for garages, workshops, barns, or warehouses, this prefab metal building is fully customizable with doors, windows, insulation, and finishes—meeting local codes while offering long-term value and low maintenance.
$59,616.54

FROM ONLY $55,616.54

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20×30 Steel Buidling

A 20x30 steel building delivers 600 sq. ft. of clear-span space, perfect for a garage, shop, barn, or storage unit. Strong, customizable, and affordable, this prefab metal building is engineered to last and designed to meet local codes.
$25,753.80

FROM ONLY $21,753.80

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100x200 steel building

100×200 Steel Building

A 100x200 steel building delivers an incredible 20,000 sq. ft. of clear-span space, engineered for industrial, commercial, or agricultural use. Built for strength and code compliance, this prefabricated steel structure is customizable for warehouses, arenas, barns, or aircraft hangars.
$293,918.07

FROM ONLY $276,918.07

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25×55 Steel Building

A 25x55 steel building provides 1,375 sq. ft. of versatile space, perfect for garages, shops, barns, or storage. Engineered for strength and fully customizable, this prefab metal building delivers durability, efficiency, and long-term value.
$30,679.20

FROM ONLY $25,584.66

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35x45 steel building with roll-up doors, custom siding, and clear-span interior.

35×45 Steel Building

A 35x45 steel building provides 1,575 sq. ft. of durable, clear-span space for garages, barns, shops, or storage. Prefabricated, customizable, and built to last, this metal building is engineered for strength and long-term value.
$29,489.25

FROM ONLY $25,511.55

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What Are Pre-Engineered Steel Structures?

Pre-engineered steel structures are modern building systems designed, fabricated, and assembled using a highly efficient process. Unlike conventional construction, where every element is measured and cut on site, pre-engineered steel buildings are manufactured in a factory setting with precise specifications before being shipped for assembly. This streamlined approach allows for greater accuracy, reduced material waste, and faster project timelines. Whether for warehouses, factories, commercial facilities, or large-scale steel building designs, pre-engineered solutions provide an adaptable framework that can be tailored to meet the specific needs of any project. Read More

Advantages of Pre-Engineered Steel Structures

Choosing pre-engineered steel over traditional building methods offers a number of key advantages:
  • Speed of Construction – Because components are fabricated in advance and arrive ready for assembly, projects can be completed in a fraction of the time compared to conventional methods. This faster turnaround means businesses can occupy and start using their space sooner.
  • Cost-Efficiency – Reduced construction time translates into lower labour costs and fewer delays. Pre-engineered designs also minimise material waste, providing an overall more economical solution.
  • Durability & Strength – Steel is inherently resistant to rot, pests, and warping. When engineered to meet local load requirements, pre-engineered steel structures can withstand extreme weather conditions, including high winds, snow, and heavy rainfall.
  • Design Flexibility – From clear-span interiors to multi-storey layouts, these buildings can be customised to fit a wide range of applications. Large-scale steel building designs, in particular, benefit from the ability to create wide, column-free spaces ideal for industrial or commercial use.

Pre-Engineered vs. Conventional Steel Buildings

While both pre-engineered and conventional steel buildings use steel as the primary material, their processes differ significantly:
  • Fabrication & Assembly – Conventional steel buildings require raw steel to be cut, welded, and fabricated on-site, leading to longer timelines and higher costs. Pre-engineered steel structures, by contrast, are manufactured off-site and delivered ready to assemble.
  • Construction Speed – Pre-engineered systems can be erected much faster because the components fit together precisely. Conventional steel projects often face delays due to custom cutting and on-site adjustments.
  • Cost & Waste – Conventional methods typically involve higher labour costs and greater material waste. Pre-engineered buildings are designed to exact specifications, reducing unnecessary expenses.
  • Flexibility in Design – Conventional buildings may offer more freedom for highly complex, one-off architectural projects. However, for large-scale industrial, commercial, or agricultural applications, pre-engineered steel structures provide the best balance of speed, cost, and durability.

Frequently Asked Questions About Pre-Engineered Steel Structures

What is the lifespan of a pre-engineered steel structure?

A well-designed and properly maintained pre-engineered steel structure can last 50 years or more. Steel is resistant to rot, pests, and warping, making it far more durable than traditional wood structures. With protective coatings and regular inspections, your building can withstand extreme weather and maintain structural integrity for decades.

How much does a large-scale steel building cost per square foot?

The cost of a large-scale steel building typically ranges from $20 to $40 per square foot, depending on size, design complexity, location, and custom features. Pre-engineered buildings are generally more affordable than conventional construction because they require less labour, less time on-site, and generate minimal material waste. For an accurate estimate, it’s best to request a custom quote tailored to your project needs.

Are pre-engineered steel buildings customizable for multi-floor designs?

Yes. Pre-engineered steel buildings can be engineered to support multi-storey layouts, mezzanines, and upper floors for offices, storage, or residential use. The flexibility of steel design makes it possible to create open-span lower levels for warehouses or factories while incorporating additional levels for administration or other uses.

What industries benefit most from large-scale steel building designs?

Large-scale steel building designs are widely used across industries that require durable, cost-efficient, and adaptable spaces, including:

  • Warehousing & Logistics – for clear-span layouts and efficient storage.

  • Manufacturing & Industrial – to house heavy machinery and production lines.

  • Aviation & Transportation – for hangars, depots, and large-vehicle storage.

  • Agriculture & Food Processing – to support livestock housing, storage, and processing facilities.

  • Commercial & Retail – for showrooms, distribution centers, and multi-use spaces.
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Structures That are Built to Last

If you are looking for a reliable steel structure that will withstand the test of time then you have arrived at the right place. Made from reinforced steel, our buildings are lightweight yet strong and durable. And if you are located in an area that is particularly susceptible to the elements, you shouldn’t stress. Steel is renowned for being able to withstand strong winds and heavy rain.

Easy to maintain, our buildings do not break down over time. That means you don’t have to worry about damages such as rotting, warping or splitting like other materials, saving you time, money and energy over time. When you choose steel, you can have confidence that your building will remain intact for many years to come.

Learn More About Our Pre-Engineered Structures Today

Experts in our field, we know exactly what it takes for your project to succeed. We’ll ensure that you choose a size and design that meets both your needs and the necessary building codes and safety standards.

Want to learn more about our structures? Ensure that your project gets off to the best possible start by getting in touch with our team today. Call us on 888-255-1670 for a quick quote or complete our online enquiry form and a member of the team will contact you. We look forward to hearing from you soon.

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