Harbour Beach fills positions March 05, 1999 Share 1 -- FORT LAUDERDALE -- Marriott's Harbor Beach here has named Bill Baumler as director of national accounts and Joyce Cowan as cluster director of revenue management. Baumler most recently was director of sales for the Nashville (Tenn.) Airport Marriott. Cowan had been director of reservation sales at the Ritz-Carlton Palm Beach. Cowan is responsible for analyzing trends among leisure guests at the Harbor Beach property as well as a sister hotel, the Fort Lauderdale Marina Marriott. Using this information, she will help to develop strategies for drawing new and repeat visitors.