Colliers Arnold appointed Cynthia Shelton, CCIM as the director of investment sales for state and national markets. Her roster of career achievements include: former vice president of acquisitions for Commercial Net Lease Realty, president of the Greater Tampa Association of Realtors in 1995, and director of the National Association of Realtors and the Florida Association of Realtors. Shelton also served as president of the CCIM Institute in 2002 and is currently the director there as well as director for the Florida Association of Realtors.