Gateway Convention Center is a multi-purpose convention center located in Collinsville, IL that offers the convenient location, accessible and flexible event space, experienced staff, free parking and proximity to hotels and attractions.

Our facility includes a large exhibit hall, spacious ballrooms, and several meeting rooms that can be customized to accommodate your group's needs.  From small meetings and banquets, to large scale conventions and consumer shows, our building can accommodate seating for groups of 20 to 3,200. 

Gateway Convention Center

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