Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 133,169 pages of information and 210,845 images on early companies, their products and the people who designed and built them.
Note: This is a sub-section of BTH
1935 W. R. Blackshaw and Co were agents for BTH refrigerators.
1937 Hotpoint was a listed Exhibitor at the British Industries Fair. A complete range of Domestic Electrical Appliances, including Cookers with Torribar Radiant Boiling Plates, Washing Machines and Ironers, Cleaners, Torribar Immersion Heaters and Circulators, Kettles, Irons, Toasters, Fires, Fans, etc. (Stand No. Cb.600) 
1949 Hotpoint incorporated Premier Electric Heaters and International Refrigerator Co, both owned by AEI; the Peterborough factory of BTH, making refrigerators and washing machines, would be incorporated at a later date.
Presumably became part of AEI Appliances