Foundation Steel LLC

About Foundation Steel LLC

Foundation Steel, LLC is a leading full-service steel contractor headquartered in Swanton, Ohio, serving commercial and industrial clients across the Midwest and beyond. We specialize in turnkey steel solutions including structural steel erection, reinforcing steel installation, PEMB (pre-engineered metal buildings), fabrication, overhead cranes, and ongoing maintenance services. Known for our commitment to safety, integrity, and craftsmanship, Foundation Steel proudly partners with union labor to deliver high-quality results—on time and on budget. From large-scale industrial builds to complex specialty projects, our experienced team collaborates with clients, engineers, and general contractors to bring visions to life. At Foundation Steel, we believe in building more than structures—we build lasting relationships through reliability, transparency, and performance. We have offices in Toledo, Cincinnati, Columbus, Dayton, Ohio and Michigan.