Chicago Marriott Oak Brook Meeting Rooms & Events Meeting Capacity: 13 meeting rooms holding 1,856 peopleMeeting Space: 20,078 sq ftLargest Meeting Room Capacity: 350 people Chicago Marriott Oak Brook Business Services A-V EquipmentBusiness Center FaxAdministrative ServicesMeeting Room Internet Access (High Speed & Wireless) (additional fee) Ballroom Foyer Meeting RoomFlooring: carpetPortable Walls Available: NoSize: 1,600 sq ftDimensions: 20X80X12 ftSalon D Meeting RoomFlooring: carpetPortable Walls Available: NoSize: 1,825 sq ftDimensions: 48X38X17 ftCapacities:Theater: 225Classroom: 100Reception: 200Banquet: 120U-Shape: 50Marquis Room Meeting RoomFlooring: carpetPortable Walls Available: NoSize: 2,100 sq ftDimensions: 42X50X8 ftCapacities:Theater: 150Classroom: 80Reception: 200Banquet: 160U-Shape: 40Salon A Meeting RoomFlooring: carpetPortable Walls Available: NoSize: 3,600 sq ftDimensions: 45X80X17 ftCapacities:Theater: 350Classroom: 200Reception: 350Banquet: 320U-Shape: 55 1401 W 22nd StOak Brook, IL 60523View Large Map Phone: +1 630-573-8555Fax: +1 630-573-1026Toll Free: +800-228-9290 Hotel Website Classification 6 First Class Commission Rooms Rates 10% 350 $159-$179 (USD) Hoteliers! Is your information accurate? Update Here