Claire R. McKenzie

Michael Dockterman is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Litigation - Intellectual Property. Michael, who practices law in Chicago, Illinois, has been recognized since 2010. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michael is held by other top lawyers in the same geographic and legal practice area.

Anthony R. Licata is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Anthony R., who practices law in Chicago, Illinois, has been recognized since 2001. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Anthony R. is held by other top lawyers in the same geographic and legal practice area.

Kevin M. O'Hagan is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Litigation - Insurance. Kevin M., who practices law in Chicago, Illinois, has been recognized since 2008. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kevin M. is held by other top lawyers in the same geographic and legal practice area.

Andrew is a trial and appellate lawyer in the firm’s Litigation and Insurance Policyholder Practice Groups. Andrew has earned a reputation as a shrewd and versatile litigator capable of tackling the most vexing legal problems. Andrew has an active commercial litigation practice spanning multiple industries with experience successfully prosecuting and defending a wide variety of litigation and arbitration matters from inception through trial and appeals. Andrew’s dynamic skill set ...

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

Rebecca Fitzpatrick P.C. is a top attorney recognized by Best Lawyers in the practice area(s) of Environmental Law. Rebecca, 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 Rebecca is held by other top lawyers in the same geographic and legal practice area.

William (Bill) J. Butler focuses his practice on estate planning and probate administration matters. Bill counsels family groups and individuals on all aspects of wealth transfer planning, with an emphasis on formulating estate plans that maximize and protect wealth while minimizing transfer taxes. Bill is the global head of McDermott’s Private Client Group and is a member of the Firm’s Management Committee. Bill represents many large, multigenerational family groups, and also adv...

Rich Ungaretti’s practice encompasses all aspects of commercial real estate. He represents owners, developers, lenders and investors in acquisitions, sales, leasing, work outs and development. His practice includes the formation of partnerships, joint ventures and limited liability companies. My focus Real Estate Transactions Today, many real estate deals are large and complex. My work involves managing the process, structuring the transaction and leading the negotiations. Recently, I m...

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...

Mark D. Pollack is a partner in the Litigation practice of Paul Hastings and is based in the firm’s Chicago office. He also serves as the Firm’s General Counsel. Mr. Pollack concentrates his practice in the areas of white-collar criminal defense, complex commercial litigation, internal corporate investigations, and compliance counseling. He has extensive experience in counseling and defending corporations, boards of directors, and executive officers in relation to a broad range of...