Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 146,706 pages of information and 232,164 images on early companies, their products and the people who designed and built them.
of Providence works, Belinda street, Hunslet, Leeds, Yorks (1870)
and of Pepper Road, Hunslet, Leeds (1909)
1857 Leonard Clayton was a boiler maker in Lancashire
1862 Leeds City Boiler Works was founded.(see advert)
1886 Incorporated as a Limited Company
1886 Private company.
1891 Advert. Gasholders. 
1914 Gasholder and Boiler Manufacturers. Specialities: Gasholders chief feature, Boilers of every description, Structural Work, Welded Steel Mains for Water Works, etc. Employees 800. 
1914 Directors: Lawrence Clayton, J.P. (Managing Director), Joseph Clayton, John R. Pickering, and John J. Baines.
1927 See Aberconway for information on the company and its history.
1961 Gas and constructional engineers manufacturing gas holders, gas plant, storage and oil tanks, steel pipes, steam boilers, steel chimneys, screening and conveying plant, rectification and distillation plant and structural steel works. 500 employees.
1986 Acquired Fielding and Platt from the receivers
1991 Maker of bulk storage, pressure vessels, pipes, presses and machinery, fell into a loss
1994 Motherwell Bridge Group acquired Clayton Group