MILWAUKEE—A Verona company will be part of a $1 billion plan to convert up to 20 hotels into waterpark resorts. Horizon Design Build Manage reportedly will work with Wave Development of Milwaukee, Sage Hospitality Resources in Denver and Hexagon Investments of Denver and Milwaukee to transform underperforming business-class hotel properties in large suburban areas into CoCo Key Water Resorts. The projects, scheduled for construction over the next two years, will include 40,000- to 80,000-square-foot waterparks and improvements to each hotel in an effort to create a destination that appeals to both business and leisure travelers. Three CoCo Key resorts have opened in Rockford and Arlington Heights, IL, and Columbus, OH, with resorts near Boston, Cincinnati and Omaha, NE, opening this year. Resorts in Kansas City, MO, and Mount Laurel, NJ, are scheduled to to open in spring 2008. Horizon was involved in the CoCo Key projects in Illinois and Columbus.