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As the senior member of Lueders, Robertson & Konzen, LLC, Alton native Leo H. Konzen brings over 50 years of legal experience to the firm, focusing his practice on probate and real estate law.

Leo received both his Bachelor’s (1951) and law (1953) degrees from the University of St. Louis, where he was a member of Phi Delta Phi legal fraternity. A former Special Assistant Illinois Attorney General (1969-1983) and City Attorney for Granite City (1993-1997), Leo has a venerable track record of active participation in the legal community. He served as President of Tri-City Bar Association from 1962 to 1964, and as Secretary (1958-59) and Chairman of the Grievance Committee (1971-73) of the Madison County Bar Association. From 1983 to 1990, Leo belonged to the Attorney Registration and Discipline Commission Inquiry Board of the Illinois State Bar Association, and from 1990 to 2017 was a member of the State Bar’s Hearing Panel. He also served as Vice Chair for the Corporation, Banking, and Business Law Committee of the American Bar Association from 1987 to 1988.

Leo’s history of community involvement includes serving as a member of the Board of Governors of St. Elizabeth’s Medical Center in Granite City from 1972 to 2001, belonging to the Board of Directors of East-West Gateway Coordinating Counsel from 1977 to 1979, and acting as a member of the Board of Trustees of Southwestern Illinois College from 1987 to 1988.