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Law firm moves into trophy space along Chicago River

Winston & Strawn opens office in Irvine’s 60-story tower at 300 N. LaSalle St.
Winston & Strawn opened its new Chicago office at 300 N. LaSalle St. on Monday. (Brett Bulthuis/CoStar)
Winston & Strawn opened its new Chicago office at 300 N. LaSalle St. on Monday. (Brett Bulthuis/CoStar)
CoStar News
October 13, 2025 | 11:06 P.M.

One of Chicago’s largest law firms has changed offices for the first time in 35 years, moving into a 60-story trophy tower in the latest example of tenants cutting space while adding amenities.

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