Douglas Walker

When advising creditors in bankruptcies and reorganizations, Peter Siddiqui knows that his job is to make the best of a bad situation. Banks, hedge funds and private equity investors, as well as borrowers, turn to him to find swift solutions that protect their interests with minimal distress. Because he understands his clients' business realities — whether they're in the automobile, real estate, financial services or hospitality and resort industries — he offers advice that's not ...

David E. Rapoport is the founding and managing partner of Rapoport Weisberg & Sims P.C. In 42 years as a trial attorney, he has consistently won multimillion-dollar jury verdicts and settlements for people who have been wrongfully injured and the families of people who have been wrongfully killed. Recently, David obtained record high jury verdicts and settlements for his clients, including a $ 13.25 medical malpractice jury verdict in 2023, a $6.4 million medical malpractice settlement an...

Tom Donovan advises on patent and trademark litigation and prosecution, unfair competition and trade secret litigation, as well as a variety of licensing-related matters. Regardless of the client or the complexity of the matter at hand, Tom provides his clients with the guidance they need, in a way they can understand and apply to their daily business operations. Tom also has significant negotiation and drafting experience with software licensing, as well as patent, trademark and copyright li...

Daniel G. M. Marre is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Daniel G. M., who practices law in Chicago, Illinois, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Daniel G. M. is held by other top lawyers in the same geographic and legal practice area.

Partner at McDermott Will & Emery -- 1991 - present Co-chairman at McDermott Will & Emery -- 2010-present Previously, head of Trial Department and head of White Collar Criminal Defense Practice Group. Served as an Assistant U.S. Attorney in the Northern District of Illinois from 1986-1991 focusing on the prosecution of white-collar crime.

Nick Kahlon’s approach to litigation is straightforward: out-think and out-prepare the other side. His ease in court is grounded in the knowledge that he has thought through and planned for every detail, and his ease with clients comes from a deep understanding of their business needs. Nick’s practice focuses on complex commercial litigation, including noncompetes, class actions, patent cases, and other significant business disputes. He has represented some of the largest companie...

Dan Burnham has a comprehensive intellectual property practice that encompasses a diverse range of sophisticated technologies and legal issues. He is a registered patent attorney who represents clients in federal courts and at the United States Patent and Trademark Office. What do you focus on? I utilize my engineering experience to work closely with clients in the product development process, helping to avoid competitive patents and ensure commercial exploitation of new products through effe...

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...

Daniel Schwartz is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Patent. Daniel, 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 Daniel is held by other top lawyers in the same geographic and legal practice area.

Garret Leach is a nationally recognized first chair trial lawyer who focuses on patent and other intellectual property litigation. He is a registered patent attorney and has successfully led litigation teams in district courts throughout the country as well as at the International Trade Commission. He has also argued for his clients before the U.S. Court of Appeals for the Federal Circuit and the Patent Trial and Appeal Board. His appellate arguments include a successful argument in front of ...