John Brown and Co. Ltd., steel manufacturers, Atlas Works, Savile Street East

Entrance from Castle Green to the stables and malt kilns, W.H. Birks and Co. (later occupied by Duncan Gilmour and Co.), Lady's Bridge Brewery. A subterranean passage ran below ground between Exchange Brewery on Bridge Street and Castle Green

Tower Grinding Wheel, (also known as Castle Grinding Wheel), Samuel Osborn and Co. Ltd., Clyde Steel Works, Blonk Street

Vickers, Sons and Co. Ltd., River Don Works, Brightside Lane

Devonshire Cabinet Works, John Manuel and Son, Carver Street / Division Street

Hadfields Ltd., East Hecla Works, Railway Sidings

John Sorby and Sons, steel and saw merchants and manufacturers, Spital Hill Works, Spital Hill

F. Colley and Son, Meersbrook Tannery, corner of Valley Road/Chesterfield Road

Messrs. Lockwood Brothers, Sterling Works, Nos. 74 - 76 Arundel Street

William Hall, Alma Works, Pool Square, Barkers Pool