From conferences and product launches to office holiday parties, host your business’ next Corporate Event in NYC at Guastavino’s. Our spacious ballroom is a unique and elegant Corporate Event space unlike any other in New York. Treat your employees, clients, shareholders and coworkers to a flawless Corporate Event that they will not soon forget. D&D LONDON, a restaurant company which boasts over 30 of the most famous restaurants and event venues in London, Paris, New York and Tokyo. Guastavino’s is operated by The Rose Group, a family company with over 40 years of event management experience in New York City.