Thomas P. Desmond

Financial institutions across the country rely on David Dlugie to handle their most critical commercial property and commercial loan matters, sometimes with extremely tight timelines. For clients that are financing or selling/buying/leasing real property, or acquiring or disposing of commercial real estate loans, he solves their financing and equity issues using negotiation skills honed through three decades of practice. As the head of Katten's Chicago Real Estate practice, David assembles te...

Kathryn Siegel is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. Kathryn, who practices law in Chicago, Illinois, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kathryn is held by other top lawyers in the same geographic and legal practice area.

Catherine Basque Weiler is a top attorney recognized by Best Lawyers in the practice area(s) of Appellate Practice, Commercial Litigation and Medical Malpractice Law - Defendants. Catherine, who practices law in Chicago, Illinois, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Catherine is held by other top lawyers in the same geographic and legal practice area.

Michael Ditore joined Corboy & Demetrio in 2018 and became a partner in 2024. He practices in all areas of personal injury law. In his six years at the firm, Mike has attained multiple seven- and eight-figure verdicts and settlements. Prior to joining the firm, Mike served as an Assistant State’s Attorney from 2013 to 2018 advocating on behalf of victims of crime. While serving as a prosecutor, he litigated over 500 cases, including felony and misdemeanor jury and bench trials. Mike...

Diana Z. Bowman is a top attorney recognized by Best Lawyers in the practice area(s) of Construction Law. Diana Z., who practices law in Chicago, Illinois, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Diana Z. is held by other top lawyers in the same geographic and legal practice area.

Troy A. Groetken, Shareholder Email. tgroetken@mcandrews-ip.com Tel. (312) 775-8259 Practice Areas: Global Intellectual Property Portfolio Analysis, Counseling & Management; Complex Chemical, Small-molecule Pharmaceutical, and Biotechnological Patent Prosecution; Intellectual Property Acquisition, Divestiture, and Licensing; Clearance, Freedom to Operate & Invalidity Opinions; Trademark Prosecution; Antitrust; Intellectual Property Landscaping Education: Drake University, College of P...

Michael J. Lubeck is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs. Michael J., who practices law in Chicago, Illinois, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michael J. is held by other top lawyers in the same geographic and legal practice area.

A skilled negotiator and litigator, partner Michael F. Koenigsberger focuses his practice on family law- related matters. Recognized as one of Chicago’s leading lawyers in family law, he has represented hundreds of clients in complex custody and financial issues, prenuptial agreements, paternity cases and domestic relations. Particularly adept at dealing with high-asset, complex cases, Michael takes pride in working with clients through all phases of the issues they face, from litigatin...

Allen J. Guon is a top attorney recognized by Best Lawyers in the practice area(s) of Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law and Litigation - Bankruptcy. Allen J., who practices law in Chicago, Illinois, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Allen J. is held by other top lawyers in the same geographic and legal practice area.

Andy Langan has broad experience as litigation and trial counsel in a variety of commercial, antitrust, and products liability cases including class actions. He has been principal counsel to major corporate clients in high-stakes class actions alleging violations of the antitrust laws, as well as class actions alleging products liability, mass tort and breach of warranty. Andy has also been principal counsel in high-profile merger investigations and related litigation. He has tried, as lead c...