Chicago

Nuveen Plans Upgrades at 321 N. Clark in Chicago

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Published on March 19, 2026
Nuveen Plans Upgrades at 321 N. Clark in ChicagoSource: Google Street View

Nuveen is not just collecting payments on 321 N. Clark anymore. The Chicago-based asset manager says it will pour millions into fresh amenities and a leasing reboot at the River North high-rise after taking control of the 35-story tower. A new leasing team will market the building more aggressively while Hines stays on as property manager, a shift that turns a lender into an operator in an office market still wrestling with higher borrowing costs.

As reported by the Chicago Business Journal, Nuveen and its co-investor plan to spend "millions" on upgrades that include a revamped conference center and a refreshed tenant lounge, and have tapped the Telos Group as the tower’s exclusive leasing agent. The Chicago Business Journal frames the strategy as a bid to lure back tenants that have been shuffling their downtown space needs.

Deal Details And What Nuveen Took Over

The ownership shakeup followed Nuveen’s conversion of roughly $74 million of mezzanine debt into equity, effectively wiping out the prior joint venture that included Hines and Diversified Real Estate, according to The Real Deal. The outlet reports the tower spans about 896,000 to 897,000 square feet and sat at the center of a roughly $296 million refinancing effort in 2021 that produced a complicated debt stack. The takeover fits a broader pattern of lenders stepping into ownership when floating-rate loans and mezzanine positions stop penciling out.

New Leasing Push

Nuveen has enlisted the Telos Group, with brokers Jeff Dowdell and Jack O’Brien leading the charge, to reintroduce the tower to the market and court new tenants, CoStar News reports. CoStar data shows the building is about 77 percent occupied, and one of its largest tenants, CBRE, recently decamped to 300 N. LaSalle, leaving significant blocks of space to be re-leased. The new leasing push will test whether upgraded amenities and sweetened deal terms can overcome the broader slowdown in downtown office demand.

Financial Backstory

The property’s troubles trace back to a floating-rate loan of about $296 million arranged in 2021, with Nuveen holding a mezzanine stake that ultimately converted to ownership when cash flow tightened, The Real Deal notes. Mezzanine lenders have been burn victims across Chicago’s office market, and 321 N. Clark emerged as a high-profile example of how rising interest rates and tenant turnover can flip a lender into a reluctant landlord. That context helps explain why Nuveen is signaling a willingness to inject capital rather than immediately put the asset up for sale.

What Tenants And Brokers Are Watching

A Nuveen spokesperson told CoStar News, "Nuveen is planning to further invest into the building," a brief confirmation that the firm will target the conferencing center and tenant lounge first. Local brokers say faster leasing will depend on flexible deal structures and concession packages, particularly for mid-sized tenants looking for a more polished office experience near the river. How quickly Nuveen can turn dark space into rent-paying floors will likely dictate whether the firm holds the building after repositioning or lines it up for a sale later on.

For now, Nuveen appears focused on spending to stabilize 321 N. Clark rather than rushing for the exits, betting that targeted amenity work and leasing incentives will boost the tower’s appeal, according to the Chicago Business Journal. Observers say the window to show real progress is more likely to be measured in quarters than in weeks, and that any major lease signings or a future sale will serve as a closely watched signal of how other stressed downtown office properties might be handled.

Chicago-Real Estate & Development