ABOUT GREAT WESTERN STEEL BUILDINGS Great Western specializes in providing pre-engineered steel building systems and metal building components to do-it-yourselfers, business owners and construction professionals across the country. Our building systems are designed to offer exceptional aesthetic appeal with long term value at an economical price. With Great Western you will receive the highest quality steel structure, the best service in the industry and a building designed for a lifetime. Great Western offers steel building systems that are designed for the ideal combination of flexibility, affordability and quality. All Great Western steel buildings are built with 100% U.S. products.