Unitize Company is the parent company to three wholly independent subsidiary companies, Orbit Movers & Erectors, Orbit Sheet Metal and S&D/Osterfeld. Unitize is a turnkey industrial contractor. Through its subsidiaries, the company performs machinery moving and installation, cranes and specialized rigging, material handling equipment installation, specialized interstate transportation, crane and equipment rental and process piping. Orbit Movers & Erectors specializes in heavy machinery rigging and moving and crane and conveyor installations. Orbit Sheet Metal provides custom fabrication of aluminum, stainless and mild steel, with gauges through 0.25-inch plate. S&D/Osterfeld Mechanical Contractors does various forms of mechanical installation work. The company is headquartered in Dayton, Ohio.