Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 148,470 pages of information and 233,895 images on early companies, their products and the people who designed and built them.
of Manchester and Salford
Maker of drying machines which were supplied to dye works in Blackburn and elsewhere.
1832 To be let: a mill situate in Foundry Street, Salford, in the possession of Messrs Webster, Birch and Co., machine makers. The mill is four storeys high, 26 yards long and 11 yards wide, and is worked by a steam engine of 16 horses’ power. Apply to J. and T. Sherratt 
Presumably successors were Webster, Birch and Mather?