North Downs Engineering Co
of Westway, Caterham
AKA Nordec
Makers of precision automobile components
1946 successor to L. M. Ballamy Ltd;
The company supplied supercharging kits (based on the Marshall-Nordec supercharger) as well as retaining the rights to some of Ballamy’s patents.
1947 some of Nordec's engineers, designers and managers departed to form Wade Superchargers.