F. W. Berk and Co























of Abbey Mills Chemical Works Stratford, London E.15
of P.O. Box 500, Berk House, 8 Baker Street, London W.1.[1]
Sulphuric acid makers
Formed in 1870
1960 After the take-over of Spencer Chapman and Messel by Borax (Holdings), F W Berk acquired 45 percent of the shares from Borax[2]
1966 Combined the industrial acids business with that of Spencer Chapman and Messel as Berk Spencer Acids, of which F W Berk owned 40 percent[3]
Presumably the remainder became Berk