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.

Project Managers / Estimators:
Brian Connelly
Allen Puckett
Michael Sesti

Bill Connelly
Linda Gerry
Paula Connelly

To reach any of our staff, please call 208-344-5930.