John R. Mussman

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 ...

Jonathan Marks helps clients — often large insurers — develop investigation, claims handling and litigation strategies to detect, prevent and deter fraud. As an Assistant US Attorney, Jonathan tried numerous federal jury trials and argued appeals before the US Court of Appeals. As a lawyer in private practice, Jonathan has handled hundreds of insurance fraud investigations and dozens of fraud litigation matters. At every stage of counseling, investigation, litigation and in court,...

Leslie Smith is a litigation partner and was a long-time member of the Firm’s Global Management Committee. She concentrates her practice in the areas of antitrust, class action, and consumer fraud litigation. The Legal 500 stated that Leslie has a ‘good strategic approach’, ‘demonstrates personal commitment to the company’s cause’ and ‘acquires and deploys the best firm talent appropriately’. Leslie is highlighted as “2017 Life Science Sta...

Basil represents companies in the asset management industry with in regulatory and transactional matters. He regularly counsels clients in connection with structuring and forming private investment funds, including hedge funds, private equity funds, commodity pools, commingled funds, alternative investments and credit funds, group trusts and collective investment trusts, new product development, securities offerings, and related filing obligations, investment management compliance matters, ac...

Tom’s practice focuses on trademark infringement and false advertising litigation. He has successfully represented some of the world’s most famous brands in federal courts and in the USPTO Trademark Trial and Appeal Board. His career-long focus on Lanham Act matters gives Tom the unique ability to execute efficient and effective strategies to achieve his clients’ objectives. Practicing for more than 25 years, Tom is an internationally recognized partner in Barack Ferrazzano&...

Timothy Cavanagh, Founder With more than 35 years of experience, nationally recognized trial attorney Timothy J. Cavanagh has championed the rights of personal injury victims across Illinois and throughout the country. Since founding Cavanagh Sorich Law Group in 1997, he has secured more than 75 verdicts and settlements totaling $900 million on behalf of his clients. Cavanagh’s cases have broken Illinois records, strengthened safety standards, and prompted policy change within city and ...

Brooks B. Gruemmer is a corporate partner with a wide-ranging practice representing private equity and other investment funds and private and public companies, with an emphasis on mergers, acquisitions, divestitures, recapitalizations, joint ventures, and the related financing required to fund such transactions. Read full biography: https://www.mwe.com/people/gruemmer-brooks-b/

William T. Gibbs is a partner at the Chicago personal injury and medical malpractice law firm of Corboy & Demetrio and concentrates his practice on cases arising from railroad negligence, automobile collisions, participation in sports, unsafe pharmaceuticals or medical devices, construction negligence, medical negligence, premises liability, product liability and aviation litigation. For more than a decade at Corboy & Demetrio, Bill has obtained numerous record-setting and multi-milli...

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...

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...