Armstrong Steel is based in Denver, Colorado. The company supplies custom-engineered steel building systems as a pre-engineered building supplier. Armstrong Steel delivers to Alabama, Alaska, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, District of Columbia, Florida, Georgia, Hawaii, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Ohio, Oklahoma, Oregon, Pennsylvania, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, Vermont, Virginia, Washington, West Virginia, Wisconsin, and Wyoming.
The company offers building types including Garage, Workshop, Shed, and Agricultural. All steel buildings come with a 50-year structural warranty. A project manager is included at no additional cost for customers.