Amir R. Tahmassebi

Amir R. Tahmassebi is currently a partner at Konicek & Dillon and concentrates his practice in the areas of professional negligence, legal ethics, commercial litigation, casualty and sports law. He has successfully defended and prosecuted numerous lawyers, accountants, architects and engineers throughout the nation and has tried dozens of cases to verdict. Mr. Tahmassebi has successfully handled legal malpractice cases on a wide range of issues and recently obtained a defense verdict in a legal malpractice case seeking over ten million in damages. He has represented attorneys, accountants and other professionals in civil and administrative hearings before the Attorney Disciplinary Commission and Department of Professional Regulation. Mr. Tahmassebi has a handled and tried cases throughout the nation in both federal and state courts in Illinois, Indiana, Florida, New York, Wisconsin and California. Mr. Tahmassebi also represents a number of well-known professional athletes, including NFL and PGA professionals, in various matters such as litigation and contract negotiations. Mr. Tahmassebi is currently a co-chair of the Chicago Bar Associations Committee for Professional Responsibility as well as a member of the Chicago Bar Association’s Judicial Evaluation Committee. He regularly speaks on legal ethics and how to avoid legal malpractice. Mr. Tahmassebi has been honored in the 2012-2019 Super Lawyers Publication in the area of legal malpractice. Awards and Honors Super Lawyers® Selectees Amir R. Tahmassebi included in a Super Lawyers® list Other Sources of Feedback About Amir R. Tahmassebi Included on the 2026Illinois Super Lawyers list Past Lists 2025 Illinois Super Lawyers list 2024 Illinois Super Lawyers list 2023 Illinois Super Lawyers list 2022 Illinois Super Lawyers list 2021 Illinois Super Lawyers list 2020 Illinois Super Lawyers list 2019 Illinois Super Lawyers list 2018 Illinois Super Lawyers list 2017 Illinois Super Lawyers list 2016 Illinois Super Lawyers list 2015 Illinois Super Lawyers list 2014 Illinois Super Lawyers list 2013 Illinois Super Lawyers list 2012 Illinois Super Lawyers list

• Partner

• Konicek & Dillon, P.C., Associate

• Illinois
• U.S. Court of Appeals 7th Circuit
• U.S. Court of Appeals Federal Circuit
• U.S. District Court Northern District of Illinois
• U.S. District Court Southern District of Illinois
• U.S. District Court Central District of Illinois
• U.S. Court of Appeals 11th Circuit
• U.S. Court of Appeals 2nd Circuit
• U.S. District Court for the Northern District of Indiana, pro hac vice
• U.S. District Court for the Southern District of Indiana, pro hac vice
• U.S. District Court for the Northern District of New York, pro hac vice
• U.S. District Court for the Southern District of New York, pro hac vice
• U.S. District Court for the Eastern District of New York, pro hac vice
• U.S. District Court for the Western District of New York, pro hac vice
• U.S. District Court for the Eastern District of Wisconsin, pro hac vice
• U.S. District Court for the Western District of Wisconsin, pro hac vice
• U.S. District Court for the Northern District of Illinois, pro hac vice
• U.S. District Court for the Southern District of Illinois, pro hac vice
• U.S. District Court for the Central District of Illinois, pro hac vice

• Illinois State Bar Association (Member)
• Illinois Trial Lawyers Association
• Chicago Bar Association
• Judicial Evaluation Committee - CBA
• DRI, Member