active, c. 1930 - current (2009), manufacturer of water purification equipment, United Kingdom The Permutit Company Limited 1912 - 1993
active 1944-1954, laboratory apparatus & instrument maker, London, England W and J George and Becker Limited 1910 - 1954
1912-1979, manufacturer of commercial vehicles (buses etc), Walthamstow, London The Associated Equipment Company Limited 1912 - 1979
1912-1972, bus operating company, East Hampshire and West Surrey Aldershot and District Traction Company Limited 1912 - 1972
film studio; television production company; motion picture distributor; 1912-present; USA Paramount Pictures Corporation 1912
1912-?, nursing service, United States Town and Country Nursing Service, American Red Cross Society 1912
1912-(current 2012), manufacturer of automobiles, Great Malvern, England Morgan Motor Company Limited 1912
1945; railway employee, railway civil engineer, railway civil engineering manager, railway infrastructure manager Spoors, Richard John 1912
1952; railway employee, railway manager, railway freight manager, railway station master, railway parcels manager, railway freight manager, railway infrastructure manager Dudman, Gordon John 1901
1953; economist, railway regulatory body leader, transport regulator employee Bolt, Christopher Wesley 1910
1953; railway employee, railway manager, station master, railway manager, railway company director Evans, Mark C.E. 1906
1891-active 1940s, silversmith; medalmaker, England Alexander Clark Manufacturing Company Limited 1912