Michael E. Maher

Melissa A. Vallone is a top attorney recognized by Best Lawyers in the practice area(s) of Patent Law. Melissa A., who practices law in Chicago, Illinois, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Melissa A. is held by other top lawyers in the same geographic and legal practice area.

Christopher Hotaling is a member of the Government Investigations & White Collar Defense practice group. After 16 years as a federal prosecutor at the U.S. Attorney’s Office in Chicago, Chris focuses his practice on representing entities and individuals in all types of government investigations, criminal prosecutions, and regulatory enforcement actions. A seasoned trial attorney, clients also come to Chris for their most significant complex commercial litigation. What do you focus o...

Rachel Cantor’s practice focuses on the tax aspects of complex business transactions including domestic and cross-border mergers, acquisitions, and leveraged buyouts, as well as joint ventures, recapitalizations and debt and equity restructurings.Rachel has worked on numerous private equity, LBO and merger and acquisition transactions ranging from several million dollars to several billion dollars for clients including: Madison Dearborn Partners, Audax Group, Wind Point Partners, Levine...

Mark A. Carter is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law. Mark A., 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 Mark A. is held by other top lawyers in the same geographic and legal practice area.

Brian C. Rupp is a top attorney recognized by Best Lawyers in the practice area(s) of Patent Law. Brian C., 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 Brian C. is held by other top lawyers in the same geographic and legal practice area.

James J. Mazza, Jr. is a top attorney recognized by Best Lawyers in the practice area(s) of Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law. James J., who practices law in Chicago, Illinois, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which James J. is held by other top lawyers in the same geographic and legal practice area.

Matthew Antinossi's practice includes all ERISA-related areas, and he has extensive experience with the employee benefits aspects of mergers, acquisitions and divestitures, including ESOP transactions. In addition to his transactional practice, Matthew is frequently involved in representing debtors in the employee benefits aspects of bankruptcy, insolvency and restructuring. Such representations frequently involve resolution of complex ERISA Title IV issues. A significant portion of Matthew's...

Brandon applies his extensive litigation experience to help his clients reach resolutions that advance their business interests. From advising motor vehicle manufacturers on disputes with their distribution networks to counseling real estate clients on disputes concerning properties they own or lend against, Brandon seeks to understand what drives his clients’ businesses and lets that guide his approach in the conference room or the courtroom. Brandon regularly counsels motor vehicle an...

Matthew counsels clients on invention harvesting, patent and trademark portfolio management, intellectual property acquisition, domestic and international patent and trademark prosecution, and intellectual property transactions. He has prepared and prosecuted more than 750 patent applications and appeals on behalf of clients, primarily in the mechanical, electrical, electromechanical and software arts. Additionally, Matthew conducts IP asset management for his clients, having extensive experi...

Jon Ballis is Chairman of the Executive Committee of Kirkland & Ellis, one of the world’s leading law firms with 6,500 professionals (including more than 3,000 attorneys) around the world committed to the highest quality legal advice and unparalleled client service. In his role, Jon is responsible for establishing and executing upon Kirkland’s strategic priorities, including advancing business initiatives and promoting a culture of performance, collaboration and collegiality. ...