operator
noun
[ ˈɒpəreɪtə ]
• a person who operates equipment or a machine.
• "a radio operator"
• a person or company that runs a business.
• "a tour operator"
Similar:
contractor,
entrepreneur,
promoter,
impresario,
arranger,
fixer,
trader,
dealer,
director,
manager,
partner,
businessman,
businesswoman,
financier,
venture capitalist,
speculator,
• a person who acts in a shrewd or manipulative way.
• "her reputation as a cool, clever operator"
• a symbol or function denoting an operation (e.g. ×, +).