Arizon Companies is a global corporation based in St. Louis with a family of leading brands in the heating, cooling and Air S ... tructures industry. Arizon Companies is composed of three divisions: Arizon Structures, Johnson Air-Rotation®, and MarCraft Custom HVAC. Together, these divisions work together to provide products and services to a wide range of end-users—from Fortune 500 companies to small businesses worldwide. Johnson Air Rotation® Systems For over 90 years, Arizon’s Johnson brand has been the leading provider of fuel and energy-efficient heating, air conditioning and ventilation equipment for manufacturing, warehousing and distribution facilities. Specializing in Air-Rotation Systems, a concept Johnson pioneered in the 1950's. MarCraft® Custom HVAC Systems For 40 years, engineers in Arizon's MarCraft brand have been leaders in custom-designed HVAC equipment and building operating controls. MarCraft specializes in designing systems that meet specific applications and project requirements. Arizon® Air, Frame, Tension Structures Arizon Structures is the recognized expert in Air, Frame and tension building structures, providing complete turn-key services in all three technologies. We do it all—from architectural design, engineering, site construction and manufacturing of the entire system, to final installation worldwide. Air Structures * Fabric Structures * Tennis Bubble * Air Dome * read more