United Steel Structural Co

1951 One of the companies nationalised as part of the nationalisation of the iron and steel industry[1]
1954 One of the United Steel companies returned to private ownership[2]
1959 Replaced the steelwork contractors on the Barton High Level bridge across the Manchester Ship Canal; 2 men were killed and 8 injured when steel girders collapsed soon after work resumed[3]
1961 One of the members of the United Steel Companies group, which also included:
- Appleby-Frodingham Steel Co
- Workington Iron and Steel Co
- Steel, Peech and Tozer
- Samuel Fox and Co
- Owen and Dyson
- United Coke and Chemicals Co
- Distington Engineering Co
- Yorkshire Engine Co