Adrienne J. "Adie" Olson

Joseph Mulherin is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. Joseph, 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 Joseph is held by other top lawyers in the same geographic and legal practice area.

David O. Barrett is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Plaintiffs. David O., 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 O. is held by other top lawyers in the same geographic and legal practice area.

Paul T. Musser is a top attorney recognized by Best Lawyers in the practice area(s) of Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law. Paul T., who practices law in Chicago, Illinois, has been recognized since 2027. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Paul T. 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...

Michael, partner in the firm’s Intellectual Property practice group, provides strategic counsel to established enterprises and entrepreneurs concerning the development and protection of extensive global intellectual property portfolios. He represents clients from a wide range of industries, including consumer electronics, restaurants, retail housewares, beverage manufacturing, software, entertainment and a variety of technology-focused industries. Michael has served as lead counsel in t...

Kerry Lin Davidson focuses her practice on labor and employment matters, including employment relations, HR strategies, and traditional labor matters. She has broad experience overseeing legal affairs and complex corporate issues for both public and private organizations. Kerry has deep experience serving in an executive role as general corporate counsel. Prior to joining Greenberg Traurig, she served as sole leader of both legal and HR/LR functions for a large scrap metal and recycling compa...

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.

Tom is an intellectual property attorney who regularly counsels clients on patent and trademark prosecution, IP litigation, and post-grant patent challenges before the Patent Trial and Appeal Board (PTAB). His practice reflects a balance of strategic portfolio development and dispute-driven risk assessment, uniquely blending transactional work with intellectual property litigation. This integrated approach enables him to advise clients with a practical, end‑to‑end perspective on how patents a...

As a partner in the Intellectual Property Practice Group, Emer focuses her practice on patent litigation and counseling in the pharmaceutical and biotechnology industries. With extensive experience representing clients in Hatch-Waxman and patent infringement disputes in federal court and before the Patent Trial and Appeal Board (PTAB), she deftly guides clients through complex legal and regulatory landscapes. Emer frequently partners with pharma and biotech clients early in the product lifecy...

Louis S. Harrison has long been recognized as one of the premier estate planning attorneys in the country. A founding partner of Harrison & Held, LLP – one of the nation’s most elite estate planning firms – Lou’s practice encompasses all aspects of trust and estate planning, including estate and business planning for closely held companies. In addition to individuals in need of sophisticated planning, Lou represents numerous family offices, public figures, CEOs of ...