Contact Us

Northbrook, IL

O'Halloran Kosoff Geitner & Cook, LLC
Edens Corporate Center
650 Dundee Road #475
(Fourth Floor)
Northbrook, IL 60062
Phone: (847) 291-0200
Fax: (847) 291-9230

O'Fallon, IL

O'Halloran Kosoff Geitner & Cook, LLC
Westfield Professional Building
807 W. Hwy. 50, Suite 1
O'Fallon, IL 62269
Phone: (618) 589-0847

Springfield, IL

O'Halloran Kosoff Geitner & Cook, LLC
2621 Montega Drive
Suite C
Springfield, IL 62704
Phone: (217)717-8250

See our list of attorneys for each member's individual contact information.

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