D. Sean "Sean" McMahon

Ralph T. Lepore III is a partner in the Litigation Section and serves as chair of the Directors Committee. Mr. Lepore, a trial lawyer with over 30 years of experience, practices in the area of general civil litigation. He has experience in the areas of product liability, environmental litigation, toxic and mass tort litigation, general commercial litigation, aviation, drug and pharmaceutical, and insurance coverage litigation. Mr. Lepore has pro hac vice admissions in several states, includin...

Michele Connolly is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Michele, who practices law in Boston, Massachusetts, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michele is held by other top lawyers in the same geographic and legal practice area.

Kenneth R. Berman is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Kenneth R., who practices law in Boston, Massachusetts, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kenneth R. is held by other top lawyers in the same geographic and legal practice area.

Julie Galvin is a top attorney recognized by Best Lawyers in the practice area(s) of Immigration Law. Julie, who practices law in Boston, Massachusetts, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Julie is held by other top lawyers in the same geographic and legal practice area.

Ray Ausrotas is a founding partner of Arrowood LLP. He has a diverse commercial and general litigation practice, representing individuals, shareholders and corporate officers, and governmental and business entities, in a broad variety of disputes (including over non-competes and trade secrets), and administrative agency matters. He handles all manner of claims through trial and appeal, in state and federal court, including those sounding in breach of fiduciary duty, misappropriation of confid...

Edward G. Black is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Intellectual Property and Patent Law. Edward G., who practices law in Boston, Massachusetts, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Edward G. is held by other top lawyers in the same geographic and legal practice area.

Thomas has over 20 years of experience representing industry leaders in life sciences. He is internationally recognized for his experience in creating, implementing and monetizing effective patent strategies. He represents public and private companies, investors and academic institutions in the life sciences arena. His portfolio of life sciences companies spans diagnostics, medical devices, life science tools and technology platforms, genomics and therapeutics. Before joining Sullivan, Tom wa...

Advising on a wide range of transactional and regulatory matters, Rebecca (Becca) Waltuch counsels hospitals, health systems, accountable care organizations (ACOs) and other healthcare clients through complex operational and contracting matters, including multi-state physician practice acquisitions, joint ventures and provider employment agreements. Becca advises clients on structuring transactions and navigating any health regulatory issues that arise in such transactions. Becca is also expe...

David C. Fixler’s practice focuses on assisting energy companies with navigating the complex regulatory landscape that, together with sweeping technological changes, is changing the manner in which electricity is generated, distributed, sold, managed, stored, and consumed in the United States. David has wide-ranging experience representing developers of renewable and traditional energy facilities in permitting, siting, interconnection, zoning, property tax and other matters in front of ...

RICHARD M. GELB is a partner with the Boston trial firm of Gelb & Gelb LLP where he represents clients in civil and criminal litigation and regulatory proceedings in the financial services and health care areas. He received his B.A. from New York University and J.D. from Boston College Law School. Mr. Gelb is listed in The Best Lawyers in America in the areas of Commercial Litigation and Securities Litigation and New England Super Lawyers . He is a co-author of MCLE’s Massachusetts E-Disc...