Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 146,954 pages of information and 232,838 images on early companies, their products and the people who designed and built them.
Steel fabricators and (later) manufacturer of oil industry equipment, of Birmingham
1902 Company formed
1956 Death of H. A. Tippetts, chairman of Birwelco
2010 The Unit Group acquired Birwelco.