Building Management

The Office of the Building is open to assist you between the hours of 8:00 AM and 5:00 PM, Monday through Friday. Please feel free to visit us in Suite 850 with any questions or concerns. You can call us about anything regarding building operations at (312) 930-9890. Our fax number is (312) 930-9265.
Mailing Address
10 South Riverside Plaza 
Suite 850 
Chicago, IL 60606

Twenty-four Hour Calling
The main line 312-930-9890 is staffed 24 hours a day. After-hours, 120 South Riverside Security will answer and direct your call accordingly.
Management Team
The 10 and 120 South Riverside building staff consists of:

Office Personnel
    Patrick Philbin
Senior Property Manager

George Kohl
Assistant Property Manager

Cheyenne Unger
Staff Assistant


Natalie Patras
Property Manager

Ben Weber
Tenant Services Coordinator

Derrick Rodgers
Security Director


Dan Beglin 
10 South Riverside Chief Engineer

Sean Gleason
120 South Riverside Chief Engineer