The epitome of the owner-manager was Ford, who left no-one in any doubt who was boss with his maxim: "You can have any colour you like, providing it's black".
When Drucker was discovering management, he adopted Ford as his industrial hero, but later he regarded him as effectively a non-manager, grouping him with the original owner-managers: the "Caesars".
Sloan owned the Hyatt Roller Bearing Company before selling it to GM for £13,500,000.
Owen owned his own mill in Manchester before buying the mill in New Lanark which he developed into a model village.