Steel Structures West Engineered Steel Buildings As the Northwest premier supplier of NUCOR Building Systems, Steel Structures West is committed to providing you with the highest standards of quality service. Our goal is to provide you with the best building for the right application, for the best price, and strive to build a lasting business relationship with our customers as well.  While your typical pre-engineered building supplier will sell you the building package only, due to our extensive construction background, we recognize that bringing a building project to completion can be a complex process. As a result, we are available to assist you with your building project with services including:  Initial Design Pricing Permitting Turn-Key completion