A mill owner is someone who oversees the operations of a factory or plant where materials are processed into a finished product. Synonyms for mill owner could include factory owner, industrialist, manufacturer, plant manager or proprietor. Other similar terms could be production manager, operations director, or plant supervisor. The role of a mill owner requires strong leadership skills and an ability to oversee all aspects of the production process, including ensuring quality control and safety compliance. Synonyms can help provide a more diverse vocabulary, making communication clearer and allowing for greater fluency in professional settings.