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Swiss investor buys downtown Philly mixed-use building as potential residential conversion

Group acquires Rittenhouse Square property that could become boutique apartments
The building at 1619 Walnut St. was sold for an undisclosed amount. (CoStar)
The building at 1619 Walnut St. was sold for an undisclosed amount. (CoStar)
CoStar News
January 15, 2026 | 7:53 P.M.

A mixed-use building in Center City Philadelphia's popular shopping district traded hands, and its new owner has several options for what to do with it, including possibly converting it into multifamily use.

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