According to our records, this business is located at 191 N Wacker Dr Ste 2300 in Chicago (in Cook County), Illinois 60606, the location GPS coordinates are: 41.8853525 (latitude), -87.63653 (longitude). Handler Thayer & Duggan is categorized under Law Firms and Law Offices (SIC code 8111). Known organization partner is Thomas Handler. You can contact the company by phone at (312) 641-2100.