Pioneer Steel, Inc. and PSI Crane & Rigging, Inc. are sister companies licensed in multiple states in the western US. Established in 1990 PSI is highly experienced in erecting structures of all sizes and types. PSI is the largest erector located between Denver and Salt Lake City with our headquarters located just one hour from Aspen in New Castle, Co. We have successfully completed structural steel projects from 50 tons to 4,000 tons. Completed structure types include institutions, hospitals, commercial office structures, complex mountain resort projects, bridges up to 10,000 tons, and precast structures. With a wide range of cranes: self erecting towers, hydraulic, conventional, and crawlers up to 275 tons we have the right crane to meet the hoisting needs of the construction, drilling and industrial contractors of Western Colorado.

"Quality & Safety First," is our motto and our approach to construction. The American Institute of Steel Construction (AISC) has recognized PSI as an "Advanced Certified Steel Erector." We also have a "Certified Field Auditor" as recognized by Precast/Prestressed Concrete Institute (PCI) on staff. Our membership in the "Steel Erectors Safety Association of Colorado" (SESAC) provides our full time training/safety officer with a knowledgeable resource and provides PSI with third party job site safety inspections.

Located in the heart of the Rocky Mountains, PSI has a wealth of experience with the unique and challenging conditions found in the Rocky Mountain region. Having a highly qualified and diverse staff with more than 150 years of experience, we can tailor the team best suited to help meet the needs and challenges specific to each project. Call PSI and let us help you plan your next project.