Berkshire School was created in 1907.
Berkshire Country Day School was created in 1946.
Central Berkshire Regional School District was created on 1958-01-30.
Berkshire Gas was created in 1853.
Berkshire Partners was created in 1984.
Berkshire Hathaway was created in 1839.
West Berkshire was created in 1998.
The Berkshire Eagle was created in 1891.
Berkshire Museum was created in 1903.
Berkshire Athenaeum was created in 1872.
The Berkshire Record was created in 1989.
Berkshire Constabulary was created in 1856.
Berkshire Capital Securities was created in 1983.