The site of National Aircraft Factory No. 1 was later developed as a factory estate and many companies have used it over the years. Some have strong ties to aviation, but others are from completely different fields.
Aviation Companies
Metal Propellers Ltd – more details here
Other Companies
Bourjois et Cie (French Parfumiers) later changed the company name to Bourjois Ltd. More information can be found here, and here.
Bowater Corrugated Cases. Photographs are available at Collage: The London Picture Archive here and here.