150 E Ontario Street


Hotel Riu Plaza Chicago rendering by Lucien LaGrange Studio

Facade Nears Completion for RIU Plaza Hotel at 150 E Ontario Street in Streeterville

With much of the remaining work now at the base, The Prime Group is finalizing the construction of a 28-story hotel located at 150 E Ontario Street in the Streeterville neighborhood. This building, a part of the RIU Hotels and Resorts group, is 345 feet tall and includes 388 guest rooms. On the ground floor will be a lobby and a cafe situated at the southeast corner, while the second level will house a dining room for guests.

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Hotel Riu Plaza Chicago rendering by Lucien LaGrange Studio

RIU Plaza Takes Sixth-Place In Year-End Countdown

Taking the sixth place in this year’s countdown is the RIU Plaza Hotel Chicago at 150 E Ontario Street in Streeterville. Located just east of the intersection with N Michigan Avenue, the project came in ninth place in last year’s countdown as it replaced an empty lot. Developer The Prime Group worked with local architecture firm Lucien LaGrange Studio on the hotel which will be operated by Spain-based RIU Hotels.

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