Celina Chambers Of Commerce 226 N Main St The Celina - Mercer County Chamber of commerce is a voluntary organization of business and professional men and women who have joined together for the purpose of promoting the civic, economic, and social progress of Mercer County. It is a non-profit organization financed primarily by investment of its members and special projects. Celina OH Chambers Of Commerce Celina Mercer Chamber Commerce www.celinamercer.com celina mercer county chamber commerce website celina mercer county chamber commerce website Business Reviews Celina Mercer Chamber Commerce Testimonials