While JLL considers whether to move its global headquarters from Chicago's Aon Center skyscraper, the landlord has selected a new partner to oversee its major U.S. office portfolio.
As JLL weighs moving its HQ, Newmark lands national 601W office portfolio
Management of more than 21 million square feet across Chicago, New York, Los Angeles and New Jersey shifts to rival brokerage
By Ryan Ori
CoStar NewsJuly 17, 2026 | 10:55 P.M.
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IN THIS ARTICLE
- Properties
- Aon Center
200 Randolph St, Chicago, IL
- Wells Fargo Center - North Tower
333 Grand Ave, Los Angeles, CA
- One Dag
885 2nd Ave, New York, NY
- The Old Chicago Main Post Office Building
433 Van Buren St, Chicago, IL
- Companies
- The 601W Companies
Real Estate
- Newmark
Real Estate
- JLL
Real Estate
- Contacts
- Luis Alvarado
Chief Operating Officer, Newmark
- Mark Karasick
Managing Member and Principal, The 601W Companies