Singapore Expo has named Brian Sullivan North American representative. Sullivan is president of Great American Exhibitions, based in Norwalk, Conn.

Tony Prusak has joined the Convention and Visitors Bureau of Greater Cleveland as account executive on the convention sales team. Prusak, who will handle the national association and trade show market, joins from the Buffalo-Niagara (N.Y.) Marriott, where he was director of sales.

The Reno-Sparks (Nev.) Convention and Visitors Authority has promoted Gloria Brown, a 15-year veteran of the Authority, to director of convention sales. Brown, who will focus on citywide conventions, had been convention sales manager. Pat Garrett has joined as national sales manager, specializing in trade shows. He comes from the Las Vegas Convention & Visitors Authority, where he served for 15 years, most recently as sales manager.