The Regency Conference Center can accommodate any occasion from small business meetings to deluxe wedding receptions to high profile social and charitable events. Please contact our sales department to schedule a tour and let us answer all of your questions while you are planning your event. Our professional staff is ready to help you create the perfect venue for a perfect event.


The Regency Conference Center

The Regency Conference Center is an upscale venue located 15 minutes east of St. Louis attached to the Hilton Garden Inn O’Fallon Illinois that offers over 20,000 square feet to flexible banquet and meeting space.  With Tuscan décor reflecting the style of the Italian countryside and set alongside a six-acre lake with fountains, our conference center accommodates groups seeking a unique atmosphere.

Photo Gallery

View a gallery of photos from our many different events and meeting room functions. The Regency Conference Center is the place to be! Nestled on the northwest corner of Green Mount Road and Highway 64 in O’Fallon, this elegant upscale venue is only minutes from downtown St. Louis.

Book Your Event Here

Whatever the occasion, The Regency Conference Center can accommodate any occasion from small business meetings to deluxe wedding receptions to high profile social and charitable events. Please contact our sales department to schedule a tour and let us answer all of your questions while you are planning your event.  Our professional staff is ready to help you create the perfect venue for a perfect event.

Specials and Promotions!

The Hilton Garden Inn and Regency Conference Center in O’Fallon, IL occasionally have specials and promotions, check here often to see the latest! The Regency Conference Center provides the perfect venue when searching for deals in southern Illinois for your convention or training meeting.