Alvis plc was created in 1981.
Alvis Firebird was created in 1935.
Vickers Engineering was acquired by Rolls-Royce plc. Rolls-Royce sold the defense part of the company to Alvis plc which became Alvis Vickers. The Vickers company had initially been founded in 1828.
NTR plc was created in 1991.
Hays plc was created in 1867.
Novar plc was created in 1985.
Hunting plc was created in 1874.
Cranswick plc was created in 1974.
Amey plc was created in 1921.
SSE plc was created in 1998.
Brady Plc was created in 1985.
RM plc was created in 1973.
Tomkins plc was created in 1925.