Thermotank


of 150 Helen Street, Govan, Glasgow
1900 [1] /1908 [2] Company founded by Alexander William Stewart and his two brothers Frederick and William[3]
1910 The Great Eastern Railway Co's turbine steamer St Petersburg was fitted with the Thermotank heating and ventilation system[4]
1916 Formation of Thermotank Shell Co
1922 Ventilating, Heating and Cooling Engineers, 55, West Regent Street Glasgow. Maker of patented ventilating units and ventilating fans.
1924 Name changed.
1939 See Aircraft Industry Suppliers
1955 Name changed.
1959 Merger of J. and E. Hall with Thermotank, forming Hall-Thermotank[5]
1961 Air conditioning, heating and ventilating engineers. 1,350 employees.[6]