Membership Organization for businesses in the Rochester, Minnesota area. Rochester Area Chamber of Commerce, Rochester, Minnesota - Building an environment where business can develop, grow and prosper. Who We Are The Rochester Area Chamber of Commerce is a membership organization representing area businesses. We provide networking, marketing, public advocacy and educational opportunities to our membership, and work to represent the business community on economic and governmental issues. Our Mission Our mission is to lead, inform, advocate and advance business interests for members and to promote a healthy community and a growing economy.