Newbury Diesel Co



1932 Newbury Diesel Company formed.
The company produced marine diesel engines designed by H. Kent-Norris and traded as Sirron (Norris in reverse) Diesels
1936 The Everard Shipping Co took a controlling interest in the company
1940s. Newbury Diesel Co produced the Sirron engine in two-stroke and four-stroke formats
1981 Became Newbury Diesel Controls
1987 Business sold to Radamec