Explore durable and customizable storage building kits for sale designed to meet your needs. Shop affordable storage unit building kits and start building today!

Morton Buildings can build custom, mini-storage buildings to fit your needs. From small units for collectibles, to large units for vehicles, we can build…

Miller Buildings Inc. builds high-quality portable storage units and prefabricated steel structures for self storage facilities. Contact us!

We specialize in metal self storage buildings, climate controlled storage and boat/RV storage buildings. All of our custom self storage units are designed and manufactured by us, with pre-cut, pre-marked …

Oct 24, 2025 · SteelCo Buildings has professional floor plans available for a wide variety of prefab self-storage buildings, but can also provide custom-designed building plans from our talented team of …

Starting a self-storage business, expanding your facility, or need a secure building for personal storage? Norsteel delivers metal storage unit buildings engineered for strength, flexibility, and lasting protection.

Our diverse range includes standard buildings, climate-controlled storage, and mini-storage Buildings, ensuring we meet all your storage needs. As a nationwide supplier, we deliver the perfect storage …

With our custom building materials and sizes, you can create storage units that protect items from extreme weather and temperature changes. Our pre-engineered steel buildings offer mini storage …

Our building kits provide quick and easy assembly and installation. Our engineers help you squeeze the most usable space from your property. We offer a wide variety of bay sizes that are easily …