Yorkshire Electricity was created in 1948.
Yorkshire Electricity ended in 1997.
Before it's purchase and dissolution in 1997, Yorkshire Electricity provided electrical service to Yorkshire, as well as to parts of Derbyshire, Lincolnshire, and Nottinghamshire.
Yorkshire Dales was created in 1954.
Yorkshire Brigade was created in 1948.
Yorkshire Volunteers was created in 1967.
Yorkshire Oaks was created in 1849.
Yorkshire Forward was created in 1999.
Yorkshire Post was created in 1754.
Yorkshire ArtSpace was created in 2001.
Yorkshire Water was created in 1973.
West Yorkshire was created in 1974.
Yorkshire Regiment was created in 2006.