3D Building Designer

Design Your Dream Steel Building

Take the first step to actualizing your DIY metal building project. Use our 3D Building Designer tool to create the custom steel building of your dreams. Experiment with a range of building sizes and styles by:

  • Setting the width, length, and height of your building project
  • Selecting the roof style and rise
  • Add windows, doors, cupolas & more
  • Choose colors for roof, wall, trim & more

When you're finished, save your custom metal building design, get a free quote, or share your building project plan with friends!

Start Designing Now

Why Worldwide Steel Buildings?

Worldwide Steel Buildings stands apart from and above the rest, based primarily on our ability to offer cost-effective metal building kits of the highest quality.

What sets us apart from other steel building companies?

Worldwide Steel factory


Highest quality products throughout the building process.

Ease of Assembly

Prefab metal buildings engineered for simple modular assembly.


Durable metal building materials with a 50 year structural warranty.


100% usable space clear to the peak.


More than 100 years of steel building experience.


Cost-effective designs meet required loads and codes for your area.

Factory Direct Advantage

Shipped directly from the building manufacturer (us!) to you.


Dedicated support, from first phone call to final bolt of assembly.


Designed to withstand harsh weather conditions.


The longest lasting steel building kits at some of the best prices in the business.

Worldwide Steel house
Our steel building kits are made from the highest quality materials and shipped directly from our factory to you, no matter where in the world you are. With Worldwide, you can be certain that you are receiving the best prices on prefab metal buildings and investing in a cost-effective solution for any building project.

Buy Directfrom the Manufacturer

Watch Our Video

Worldwide Steel Buildings was recently featured on the Manufacturing Marvels segment of Lou Dobbs on The Fox Business Network

Limited Quantity Steel Building Kit Specials

Buying a metal building kit directly from the manufacturer not only helps ensure its quality, it can help save you a lot of money. Check out our specials page to view these and other specials and discounts.

1 Available

40x53x14 DIY Hybrid Special

WAS $20,431
NOW $17,450

Customize Your Steel Building

Our steel building systems are fully customizable, for whatever type of building project you want to undertake. Worldwide Steel customers have successfully constructed a wide range of metal building projects from carports to mini storage buildings, from farm equipment storage to strip malls, from airplane hangars to riding arenas. You choose your roof style, your garage doors, the color of your paint – it’s all up to you.

Looking for custom metal building inspiration? Check out just some of the steel structures you can erect with the steel building kits from Worldwide Steel:

Download These Helpful Guides

Plan your custom steel garage, workshop, greenhouse, or other metal building with this free building planning kit from Worldwide Steel Buildings.

Free Building
Planning Kit

The Steel Building Info Guide from Worldwide Steel Buildings provides all the info you need for planning and building a custom steel building.

Steel Building
Info Guide

Worldwide Steel Buildings provides a free Steel Building DIY Instructions guide to help you construct your own custom metal building.

Steel Building
DIY Instructions

Worldwide Blog

Worldwide Steel Buildings offers a 50 year structural warranty on all custom metal buildings.

No Worries, No Risk, No Kidding