Mini storage

Precision-Engineered Steel Buildings for Scalable Storage Solutions

Looking to expand or launch a self-storage business with durable, cost-effective structures? AT Steel designs, manufactures and installs high-performance prefabricated steel buildings built to support your operational and investment goals — from single-phase developments to large-scale storage complexes. Constructed with 100% premium steel, our units are engineered for structural integrity, weather resistance, and long-term durability. Every project is custom-designed to your site, layout, and growth plan.

Why Choose AT STEEL?

From initial concept to structural delivery, AT Steel provides the engineering precision and process clarity your investment requires. Request a proposal and one of our project managers will contact you.

Structural Longevity

Premium steel resists corrosion, pests, and weather without the maintenance demands of wood construction.

Custom Unit Configurations

Single-story, multi-story, drive-up access, or mixed layouts designed around your business model.

Pre-engineered Efficiency

Factory-fabricated kits reduce on-site construction time and overall project cost.

Investment-grade Durability

Structures built to last decades.

Frequently Asked Questions

How much does it cost to build a self-storage facility?

Construction costs vary based on unit count, layout complexity, site conditions, and finishes. AT Steel provides detailed proposals tailored to each project — contact us for a custom quote.

How long does the construction take?

Pre-engineered steel systems significantly reduce build timelines compared to conventional construction. Project duration depends on scope and site preparation; your project manager will outline a clear schedule from the start.

LET'S WORK
TOGETHER

Connect with our team to discuss your project or inquiry

info@atsteelbuildings.com

+1 (888) 775-5581

2665 S Bayshore Dr. Suite 805.
Miami, Florida
33133