The DoubleTree by Hilton Hotel Chicago O'Hare Airport - Rosemont offers 13,500 sq. ft. of flexible meeting space. Accommodate a meeting for 6 in one of our mezzanine level rooms or a reception for 300 in the Grand Ballroom (wedding reception 350). You can expect complimentary printing at our 24-hour self-service business center, quality A/V equipment and support, and a variety of catering menu selections. We also provide complimentary shuttle service to and from Chicago O’Hare International Airport.