For over 50 years Mayflower Steel Buildings has been one of the world's leading manufacturers of pre-built arch buildings
that are easy-to-use, economical for your budget and durable enough to last a lifetime.



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Steel Building Closeout Sale

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Do It Yourself workshop

Do It Yourself!

  • Assembles and erects fast
  • No special equipment needed

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Strong and Durable

Strong & Durable

  • Able to withstand harsh weather

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Great for Farming

Great for Farming

  • Store large farm equipment, grain, hay and livestock

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Commercial Uses

Commercial Uses

  • Plenty of space for goods and items
  • Great for storefronts and storage

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Industrial Uses

Industrial Uses

  • Truck garages and equipment storage
  • Warehousing with room for a forklift

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Building Specials

S-Model Special

*not actual building - for demonstration purposes only

40' x 60' x 16'


  • Openings
  • (1) 12'W x 12'H opening
  • Solid rear endwall

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Q-Model Special

*not actual building - for demonstration purposes only

40' x 100' x 15'


  • Openings
  • (1) 20'W x 10'H opening
  • Solid rear endwall

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P-Model Special

*not actual building - for demonstration purposes only

25' x 30' x 13'


  • Openings
  • (1) 12'W x 10'H opening
  • Solid rear endwall

Learn More

P-Model Garage Special

*not actual building - for demonstration purposes only

These are a few of the specials we currently have. Check out more building closeout specials.

All our steel buildings include:

  • 40-year limited rust-through perforation warranty on AZ55 Galvalume®
  • Complete usable space

See Current Specials

Steel Building Information

Advantages of Arch Buildings

Arch style steel buildings offer several advantages over straightwalls and other steel building structures. Besides being economical, they are easy to erect. They also provide the best protection in severe weather. Read more.

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FREE Brochure

If you have any further questions about Mayflower Steel Buildings or about steel buildings in general, our informative guide includes answers to frequently asked questions, such as...

  • Your choices with model options
  • Easy building assembly steps
  • Available building accessories, such as skylights and vents
  • Details you should be thinking about when choosing the right steel building supplier

Size Matters

To meet the distinct needs of our customers, we offer four versatile, durable steel building models, each available in a wide range of sizes. Read more.

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Best Uses

Your building will be designed according to your specifications. We have designed and delivered projects of all sizes and levels of complexity. No matter what you want to build, our skilled professionals can design it at a price you can afford. Read more.

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Assembly Tips

One of the reasons people choose Mayflower Steel Buildings is how simple it is to assemble on your own. In fact, you can do it in just four easy steps. Read more.

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Mayflower Advantages

50 Years building design experience.

50 years building design experience

Why Mayflower?

  • Over 50 years experience in the steel building industry
  • Thousands of satisfied customers
  • Skilled technical consultants to help design your building
  • Largest provider of trussless buildings in the industry
40-year limited rust-through perforation warranty.

40-year limited rust-through perforation warranty

Why Arch buildings?

  • 40-year limited rust-through perforation warranty of AZ55 Galvalume®
  • Trussless buildings provide 100% usable space
  • Erects fast! Goes up faster than other conventional buildings
  • Four model options to give you the best value for your dollar


"I got storage for my tillers, lawn mowers, ATVs, motorcycles, canoes… I built a personal man-shack back here – my little hunting paradise."
Workshop Owner

Workshop owner

"Plenty of room in here, we can drive a forklift all around, get around real easily."
Warehouse supervisor

Warehouse owner

"The building worked out great. It wasn't hard to put together – our own guys came in here and put it together. It's exactly what we needed."
Business owner

I like building

Featured Articles

Fall Cleaning

If you already have a steel building that you’re using, chances are pretty high that you’re already well aware that you don’t need to do regular maintenance to these structures while you have them. What is always a good idea it keep it in good shape though is keeping it clean. It’s always recommended that […] Read more »

Vacation Homes

All across North America, the vacation housing market is seeing incredible growth thanks to improving economies and new enthusiasm about being closer to nature. While many of the most common building methods are still in play on a regular basis, prefab steel is inching closer to becoming a common option as well. It’s important to […] Read more »

Getting The Best Price

With 2017 in full swing and the first two quarters over, it’s a lot easier to get an idea of where the steel prices are compared to predictions from last year. When it comes to prefab steel buildings, it’s important to realize just how the prices of steel have a positive effect on the prefab […] Read more »

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