The Prime Group

LaSalle Street Office Conversion Plans Advance for Four Developments

7:45 am on April 5, 2024 By Cooper Billingsley

On Wednesday, April 3rd, Mayor Brandon Johnson announced the selection of four developments for the LaSalle Street Reimagined initiative. These projects aim to rejuvenate the area by brining residents into the corridor after pandemic vacancies, utilizing $151.2 million in tax-increment financing funds. The office-to-residential developments will repurpose underused office buildings and adding over 1,000 new residential units, including at least 319 affordable units. Pending approval by the City Council, completion is slated for 2027 as reported by WTTW News.

150 E Ontario Street. Rendering by Lucien LaGrange Studio

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

7:45 am on February 26, 2024 By Jack Crawford

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.

RIU Plaza Takes Sixth-Place In Year-End Countdown

7:45 am on December 26, 2023 By Ian Achong

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.

Details Revealed For Thompson Center Redevelopment

7:30 am on December 14, 2023 By Ian Achong

New renderings have been revealed for the redevelopment of the Thompson Center at 100 W Randolph Street in The Loop. Sitting right in the heart of downtown, the massive structure has been at the center of many debates on preservation since the state announced its sale years ago. Now its new tenant and future owner Google has laid out its plans designed by JAHN Architects, the firm of the building’s original designer.

Thompson Center Renovation Receives First Permit in The Loop

7:45 am on October 17, 2023 By Jack Crawford

The first demolition permit has been issued for the massive renovation of the Thompson Center, located at 100 W Randolph Street in The Loop. With a value of $6 million, this permit will facilitate the removal of non-structural interior and exterior elements, paving the way for the forthcoming redevelopment.

Aerial View of 150 E Ontario Street. Rendering by Lucien LaGrange Studio

150 E Ontario Street Nears Final Height in Streeterville

7:45 am on August 30, 2023 By Jack Crawford

The Prime Group’s 28-story hotel at 150 E Ontario Street is fast approaching structural completion in the Streeterville neighborhood. Slated to join the RIU Hotels and Resorts portfolio, the 345-foot edifice will feature 388 guest accommodations, complemented by an expansive lobby and an adjoining cafe positioned at the ground floor’s southeast corner.

Potential Completion Date Revealed For Thompson Center Redevelopment

7:30 am on August 28, 2023 By Ian Achong

A potential completion date has been revealed for the Thompson Center redevelopment at 100 W Randolph Street in The Loop. The massive building from 1985 was designed by famed architect Helmut Jahn, who fought for its preservation prior to his death when news of the structure’s sale first broke. This culminated with Google purchasing the structure last year for $105 million from The Prime Group who was originally selected by the state to buy the property for $70 million from a group of bids.

150 E Ontario Hotel Reaches Two-Thirds Mark in Streeterville

7:30 am on July 15, 2023 By Jack Crawford

The 28-story hotel at 150 E Ontario Street has risen to approximately the two-thirds mark in the Streeterville neighborhood. The development, led by The Prime Group, will be a new addition to the RIU Hotels and Resorts chain. The 345-foot-tall structure will have 388 guest rooms, with a large lobby area and a connected cafe at the southeast corner of the ground floor.

View of 150 E Ontario Street. Rendering by Lucien LaGrange Studio

Construction Passes Third Floor at 150 E Ontario Street in Streeterville

7:45 am on April 9, 2023 By Jack Crawford

Progress continues at a steady pace at the 150 E Ontario Street hotel project in Streeterville, as construction is currently wrapping up on the third level. The 28-story, 345-foot-tall structure is set to become the latest addition to the RIU Hotels and Resorts chain, hosting 388 guest rooms and a cafe at the southeast corner of the ground floor. The Prime Group is spearheading the project as developer.

Base Fills out for New Hotel at 150 E Ontario Street in Streeterville

7:45 am on February 22, 2023 By Jack Crawford

Construction is filling out for the base of 150 E Ontario Street, a 28-story hotel in Streeterville, Chicago. The 345-foot-tall structure will be the latest addition to the RIU Hotels and Resorts chain and is expected to feature 388 guest rooms, along with a cafe at the southeast corner of the building’s street level. The Prime Group is the developer behind this project.

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