proprietor
/prəˈpraɪətə(r); prə`praɪətɚ/ n
(fem 阴性作 proprietress / prəˈpraɪətrɪs; prə`praɪətrɪs/) owner, esp of a business firm, hotel or patent 所有者, 业主, 老板（尤指商行、 旅馆或专利）
Complaints about standards of service should be addressed to the proprietor. 对服务态度有意见者可向老板投诉.
a newspaper proprietor 报纸老板.