Robert D. Ramirez, president and CEO at Vantage West Credit Union, has joined the Chairman’s Circle for Tucson Regional Economic Opportunities (TREO). Ramirez joins an elite group of high-profile executives as a member of the Chairman’s Circle, including University of Arizona president Ann Weaver Hart, Carondelet Health Network president and CEO James Beckman and Pima County Supervisor Sharon Bronson, among others.