At Mountain Steel Fabrication, we are dedicated to providing our customers with friendly service. We value your business. We have made it our mission to provide reliable products and services in our customer-driven approach.

Our courteous, professional team is able to support a range of services to meet your requirements.

Building the Steel Framework of Success.

Mountain Steel is a full-service steel fabrication company serving customers in the Western United States. Founded in 2001 by Brian and Bill Connelly, our capabilities include steel fabrication and erection for structural steel as well as associated components such as handrail, stair systems, canopies, etc. Mountain Steel takes pride in building long term professional relationships with our customers and delivering our projects on time and within budget.

Mountain Steel is dedicated...
to producing quality steel for projects throughout the Treasure Valley in Idaho and across the western United States. We specialize in structural fabrication for the commercial industry as well as constructing handrails, stair systems and miscellaneous steel products. View our picture galleries to see what we can do.