Darlington and Simpson Rolling Mills
of Rise Carr Rolling Mills, Darlington.
Joint venture set up between Crittall Manufacturing Co and Dorman, Long and Co for manufacture of metal windows[1]. Presumably successor to Darlington Rolling Mills Co
1930 First mill for production of section for metal windows opened at Darlington
1935 Public company incorporated[2].
1944 Acquired Bromford Ironworks and invested in rail mill at Darlington[3]
1946 High volume mill introduced[4].
1951 Company nationalised under the Iron and Steel Act; became part of the Iron and Steel Corporation of Great Britain[5].
1954 50 percent of the shares in the company were sold back to the previous owners Crittall Manufacturing Co by the Iron and Steel Holding and Rationalization Agency; the remaining 50 percent remained with Dorman, Long and Co [6].
1954 the Iron and Steel Holding and Realisation Agency sold their holding in the capital of Darlington & Simpson Rolling Mills Limited, that Company and its wholly-owned subsidiaries, Darlington Rolling Mills Co. (1946) Limited, and F. R. Simpson & Co. (1946) Limited[7]
1967 One of the larger steel re-rollers not subject to nationalisation[8]
1990 Assets and liabilities acquired by DSRM Group