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The investment will impact more than 7,000 employees who work in the downtown Chicago tower, according to a press release.
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Mayor Brandon Johnson joined JPMorgan Chase Commercial Banking CEO Doug Petno for the announcement.
JP Morgan Chase announces major investment for Chase Tower
The 60-story tower at 10 S. Dearborn St. first opened in 1969.
The changes aim to better connect the building with the massive outdoor plaza and create a modern work environment.
JP Morgan Chase is one of Chicago's largest employers.