Justin Kirvan


Justin Kirvan joined Worsek & Vihon in April 2021 after nearly eleven years working in Cook County property tax offices. Mr. Kirvan began his legal career at the Cook County Treasurer’s Office, where eventually he became Chief Legal Counsel. Mr. Kirvan left the Treasurer’s Office to work at the Cook County Assessor’s Office, where as Director of Legal he supervised attorneys and staff of the Legal Department, and reviewed the office’s assessed valuation principles and procedures.

During his years in county government, Mr. Kirvan acquired detailed knowledge of the county’s property tax administration process, from assessed valuation through the billing, collection, sale, and distribution of taxes to the units of local government that levied them. He also drafted revisions to sections of the Illinois Property Tax Code and the Cook County Code of Ordinances that were adopted by the General Assembly and the Cook County Board of Commissioners.

Mr. Kirvan holds a B.A. in Philosophy from Rutgers University, an M.A. in Philosophy from UCLA, and a J.D. from Northwestern University School of Law. He was admitted to the Illinois bar in 2009.