Structural & Miscellaneous
Steel Erection
Metal Decking
Precast Concrete
Post Tensioning
Reinforcing Steel
Metal Buildings
Bridge Erection
Construction Engineering

The Sowles Company

Welcome to our Web site. This site provides detailed information regarding the services we offer our customers.

Sowles Provides:
  • Structural Steel Erection
    Sowles Company is an AISC Certified Advanced Steel Erector, and signatory employers of the International Association of Bridge, Structural, Ornamental and Reinforcing Iron workers.  Sowles Company erects high rises, sports stadiums, manufacturing plants, warehouses, hospitals, military projects, power plants, oil refineries, parking structures, shopping centers, ethanol plants, paper mills, mining plants, and other structures.
  • Bridge Erection
    Services provided include erection of pre-stressed concrete girders, structural steel girders and trusses, bridge railing; and the installation of reinforcing steel and post-tensioning systems.
  • Post-tensioning
    Sowles Company is a certified post tension cable installer, and a member of the post tension institute.
  • Reinforcing Steel
    Sowles Company installs reinforcing bars, especially in our Midwest area, which comprises a significant portion of our business. This work includes foundations for any and all structures, also parking garages, high-rises, bridges, etc.
  • Pre-Cast Concrete
    Erection of architectural, structural, and tilt-up pre-cast concrete materials. For buildings, parking structures, warehouses, and prisons. Often these items are very heavy and require large cranes, or special rigging procedures that Sowles Co can provide.
  • Metal Buildings
    Sowles Company sells as well as erects Chief Pre-Engineered Metal Buildings, largely in the Rocky Mountain Region.
  • Metal Panels, Curtain Walls, and Metal Roofs.
    Valley Building Products of Montana, a division of Sowles Company is located in Billings, Montana, and welcomes the opportunity to handle your metal panel, curtain wall and metal roof needs.
  • Northwest Tower Cranes
    Located in Shakopee, Minnesota, our corporate headquarters, provides Liebherr Tower, Pecco/Piener, and Terex Comidel Tower Cranes, and Alimak, man and material lifts We are a one-stop shop for planning, procurement, installation, and dismantlement of these wonderful construction tools.
Please explore our site for further information and interesting links. We anticipate hearing from you and welcome the opportunity to work with you on your next project.
Recent Projects:
Swenson Hall Project
Project in Alaska's Northern Interior
Precast Panel Erection


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Employment Opportunities

Swenson Hall - UW-Superior
Alaska Power Plant
Long span Truss Project
Change Air Conditioners at IDS
Minnesota Zoo Exhibit
Salem Hospital Oregon
Processing Plant
Liebherr Tower Cranes
 Pecco Tower Cranes
Alimak Manlifts


Signatory employers of the International Association of Bridge, Structural, Ornamental and Reinforcing Iron workers.


AISC Certified Advanced
Steel Erectors


Certified post tension cable installer.