M. and W. Grazebrook
of Netherton Iron Works, Dudley.
1750 Company founded.
1865 Dissolution of the Partnership between William Grazebrook, Michael Phillips Grazebrook, and John Phillips Grazebrook, carrying on business as Iron and Coalmasters, at the Netherton Iron Works, Dudley, under the firm of M. and W. Grazebrook, by the retirement of the said William Grazebrook; the business would be carried on by Michael Phillips Grazebrook and John Phillips Grazebrook, under the same firm of Messrs. M. and W. Grazebrook
1914 Private company.
1926 December: The blast-furnace of the company which had been idle since July owing to the coal strike, was restarted in the first week of December.
1950 Company made public.
1961 General heavy engineers and ironfounders. Manufacturers of all types of welded fabrications, oil and chemical plant, rail tank wagons, machining, homogenous lead lined vessels and iron castings. 250 employees. 
1966 Acquired by F. H. Lloyd and Co