Fabricators and Erectors of Quality Structural Steel since 1965. 70,000 sf production facility located in Mims, Florida. CNC equipment includes beamline, angleline, plate processor, and burning machine. 10 overhead remote controlled cranes including 2-20 ton in a high bay for awesome lifting capabilities. AISC Certified Fabricator with the experience to meet demanding schedules and quality requirements. Originially founded by Fred Wilson Sr to support the Space Center, ISI has expanded into other markets due to our commitment to deliver a quality product on time at a fair price.