Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 148,386 pages of information and 233,863 images on early companies, their products and the people who designed and built them.
Manufacturer of Electric, Pneumatic & Hydraulic Valve Actuators and associated Control Systems, Valve Gearboxes and Valve Accessories and Precision Control Instruments
1968 Rotork Engineering Co was introduced to the London Stock Exchange and the company name was changed to Rotork Controls Ltd.
1970 Opened a manufacturing plant in Maryland, to supply American oil companies and the American nuclear power industry