Michael J. Gray

Ben Whiting is a top attorney recognized by Best Lawyers in the practice area(s) of Mass Tort Litigation / Class Actions - Plaintiffs. Ben, who practices law in Chicago, Illinois, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ben is held by other top lawyers in the same geographic and legal practice area.

Jonathan P. Froemel, a partner in the Chicago office of Barnes & Thornburg, is a member of the firm's Intellectual Property and Litigation Departments. Jonathan's intellectual property practice focuses on trademark prosecution and trademark, copyright and patent litigation, trademark prosecution and licensing. His litigation practice includes general commercial, construction, environmental, and real estate disputes. Jonathan represents clients in actions across the United States and has l...

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...

Andrew has extensive experience in commercial real estate advising real estate investors, funds, finance companies, sponsors and operating companies on private equity capital raising, finance (including preferred equity and mezzanine), investment and development of commercial real estate. He also advises on the formation of joint ventures to own, operate, develop and finance global real estate. He regularly represents lenders with participations, modifications, originations and workouts of co...

Mary Bassi is a top attorney recognized by Best Lawyers in the practice area(s) of Patent Law. Mary, who practices law in Chicago, Illinois, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Mary is held by other top lawyers in the same geographic and legal practice area.

Peter P. Knight is a top attorney recognized by Best Lawyers in the practice area(s) of Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law. Peter P., 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 Peter P. is held by other top lawyers in the same geographic and legal practice area.

Barry F. Irwin is a top attorney recognized by Best Lawyers in the practice area(s) of Copyright Law, Litigation - Intellectual Property, Litigation - Patent, Patent Law and Trademark Law. Barry F., who practices law in Chicago, Illinois, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Barry F. is held by other top lawyers in the same geographic and legal practice area.

Todd A. Solomon focuses his practice on designing, amending and administering pension, profit sharing, 401(k), employee stock ownership and 403(b) plans, as well as nonqualified deferred compensation arrangements. He also counsels privately and publicly held corporations and tax-exempt entities regarding fiduciary issues under the Employee Retirement Income Security Act (ERISA), employee benefits issues involved in corporate transactions, executive compensation matters and the implementation ...

Larry is chair of the firm’s Private Wealth Services practice group. He facilitates successful legal strategies for entrepreneurs, tax-exempt organizations, fiduciaries and high-net worth families and individuals. This work involves estate, gift and charitable planning issues, including business succession, tax-efficient ownership structures, sophisticated tax-exempt structures, trust and estate administration, executive benefits, life insurance and international estate planning for wea...

Mark Grossmann is global chair of Katten's Corporate practice. Mark knows how to make deals happen. For more than 20 years, he has guided principals and finance sources alike through critical transactions that have helped them grow, compete and realize value. He is known for a refreshingly direct approach that cuts away extraneous issues and gets to the heart of what the parties need. Mark knows that lawyers are often seen as obstacles who can bury the deal in the legal details. He takes a di...