Allyson Bibergall

Matthew P. Walsh II is a top attorney recognized by Best Lawyers in the practice area(s) of Construction Law. Matthew 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 Matthew P. is held by other top lawyers in the same geographic and legal practice area.

Anthony Antognoli is a top attorney recognized by Best Lawyers in the practice area(s) of Employee Benefits (ERISA) Law. Anthony, 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 Anthony is held by other top lawyers in the same geographic and legal practice area.

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...

Biography: Todd A. Smith, Founding Partner, Smith LaCien LLP Making Access to Justice a Personal Crusade A native of Evanston, Ill., and with a law degree from Loyola University Chicago School of Law, Todd A. Smith, a founding partner with Brian LaCien of Smith LaCien LLP, has practiced law for over 40 years. He has won some of the largest multi-million dollar jury awards and settlements in serious personal injury, product liability, wrongful death, and medical malpractice cases in Illinois. ...

David Creagh is a top attorney recognized by Best Lawyers in the practice area(s) of Product Liability Litigation - Defendants. David, 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 David is held by other top lawyers in the same geographic and legal practice area.

Lori Shannon is a top attorney recognized by Best Lawyers in the practice area(s) of Employee Benefits (ERISA) Law. Lori, 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 Lori is held by other top lawyers in the same geographic and legal practice area.

Todd Maynes focuses his practice on the tax aspects of debt restructurings, bankruptcy and insolvency, and tax litigation. Todd has served as Chair of the Planning Committee for both the University of Chicago Federal Tax Conference and the Chicago-Kent College of Law Federal Tax Institute. He teaches bankruptcy taxation at Northwestern University School of Law and the Law School at the University of Chicago, previously taught advanced income taxation at Chicago-Kent College of Law, and has le...

Jason focuses on complex disputes and transactions relating to software and networking technologies. He works with a variety of businesses—from startups to Fortune 500 companies—to aggressively resolve intellectual property (IP) matters. He has litigated copyright infringement, trade secret misappropriation, patent infringement, trademark infringement, breach of contract, and related claims. Jason has also represented clients in disputes pertaining to ownership of IPv4 address blo...

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

Edward A. Mas II is a Shareholder at McAndrews, and has been described by his clients and peers as a “terrifically savvy litigator” who “routinely secures the best position for his clients.” As an advocate, he is “experienced, smart, aggressive, and effective.” For more than twenty years, Ed’s trial and appellate litigation practice has focused on complex patent and technology-related litigation. He has served as lead trial counsel in numerous patent ...