Business Details
50+ Years
experience
Trusted Steel Erection & Construction Services in Shakopee, MN
Established in 1933, Sowles specializes in steel erection and construction, offering comprehensive services across structural steel, bridge construction, and post-tensioning. Our AISC-certified team brings over nine decades of expertise to high-rise buildings, industrial facilities, and infrastructure projects nationwide. With a strong emphasis on safety and quality, we employ advanced engineering techniques and certified methodologies to deliver durable, code-compliant structures.Operating from our headquarters in Shakopee, Minnesota, and regional offices in Billings, Montana, and Troutdale, Oregon, we serve the Midwest, Rocky Mountains, Pacific Northwest, and Alaska. Our commitment to innovation and client satisfaction has solidified our reputation as a trusted partner in complex construction projects.
Services
Structural Steel Erection
Bridge Erection
Post Tensioning
Reinforcing Steel
Pre-Cast Concrete
Metal Buildings
Tower Crane Rental
Details
- Year established: 1933
Highlights and features
- We have over 90 years of dedicated experience in steel erection and construction.
- Our teams are certified by the American Institute of Steel Construction (AISC).
- We are certified post-tension cable installers through the Post-Tensioning Institute.
- We maintain PCI-certified precast concrete installation expertise and standards.
- We operate across three major U.S. regions to support diverse project locations.
Associations and certifications
- American Institute of Steel Construction (AISC)
- International Association of Bridge, Structural, Ornamental and Reinforcing Iron Workers
- Post-Tensioning Institute
- Precast/Prestressed Concrete Institute (PCI)
Services
Structural Steel Erection
We specialize in assembling high-rise structures, stadiums, and industrial facilities using precision steel components. Our AISC-certified teams ensure code compliance and structural integrity for complex commercial projects. With decades of expertise, we deliver safe, efficient installations for clients nationwide.
Bridge Erection
Our bridge construction services include steel girder assembly and reinforced concrete installations for transportation infrastructure. Certified crews follow strict safety protocols to complete durable bridges meeting modern engineering standards. We handle projects from foundations to final reinforcement.
Post Tensioning
We install post-tensioning systems that enhance concrete durability for long-span structures. Certified by the Post-Tensioning Institute, our methods increase load capacity while minimizing cracking. This technique supports cost-effective solutions for parking garages and multi-story buildings.
Reinforcing Steel
We place reinforcing steel bars according to Concrete Reinforcing Steel Institute guidelines. Our Midwest-focused crews strengthen foundations, bridges, and high-rises using ASTM-approved materials. This critical service ensures structural longevity across diverse construction environments.
Pre-Cast Concrete
We assemble factory-made concrete components for buildings and infrastructure projects. PCI-certified teams use specialized rigging to install heavy precast panels safely. This method reduces on-site labor costs while maintaining precise architectural and structural specifications.
Questions
What construction services does Sowles specialize in?
We specialize in structural steel erection, bridge building, post-tensioning, rebar installation, and precast concrete construction for commercial and infrastructure projects.
Are Sowles crews certified for steel construction work?
Yes, we are AISC-Certified Advanced Steel Erectors with ironworker union partnerships for quality-controlled steel assembly services.
Which geographic regions does Sowles operate in?
We serve the Midwest, Rocky Mountains, Pacific Northwest, and Alaska through our regional offices in Minnesota, Montana, and Oregon.
Does Sowles handle large-scale infrastructure projects?
Yes, we've completed over 90 high-rise buildings and numerous bridges since 1933 using specialized equipment and engineering expertise.
What safety standards does Sowles follow?
We maintain rigorous safety protocols aligned with OSHA requirements and industry best practices for all construction activities.
Can Sowles assist with tower crane requirements?
Yes, we provide Liebherr tower crane rentals with comprehensive support including engineering, installation, and inspection services.
