Trane is a manufacturer of heating, ventilation, and air conditioning (HVAC) systems, along with building management systems and controls. The company is a subsidiary of Trane Technologies, a company focused on manufacturing HVAC and refrigeration systems. Trane employs more than 29,000 people at 104 manufacturing locations in 28 countries, and has annual sales of more than .
In 1885, James Trane, a Norwegian immigrant from Tromsø, opened his own plumbing and pipe-fitting shop in La Crosse, Wisconsin. He designed a new type of low-pressure steam heating system, Trane vapor heating. Reuben Trane, James' son, earned a mechanical engineering degree (B. S. 1910) at the University of Wisconsin–Madison and joined his father's plumbing firm.
In 1913, James and Reuben incorporated The Trane Company. By 1916, the Trane's were no longer in the plumbing business, but instead focused their attention on manufacturing heating products. Reuben's invention of the convector radiat