John J. Ronan

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.

CiCi is a compassionate advisor and tenacious litigator with nearly 30 years of experience. CiCi’s practice is dedicated to all aspects of family law matters, including divorce, separation, custody, parenting plans, child support, alimony, asset division, pre- and post-nuptial agreements, parental relocation, paternity, modification, probate litigation, restraining orders and grandparents’ rights. She represents individuals, including professional athletes and celebrities, involve...

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

Dan Small practices in the area of litigation, focusing on witness preparation, government and internal investigations, white-collar criminal law and complex civil litigation. He has extensive investigation, jury trial and other litigation experience. Prior to entering private practice, Mr. Small was a prosecutor for the U.S. Department of Justice, during which time he tried RICO, corruption, financial and regulatory cases. Mr. Small received various awards and commendations for his work. He ...

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...

Amanda L. Vanderhorst is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Amanda L., who practices law in Boston, Massachusetts, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Amanda L. is held by other top lawyers in the same geographic and legal practice area.

Mark W. Pearlstein concentrates his practice on white-collar criminal defense, the defense of actions brought by the US Securities and Exchange Commission, complex commercial litigation, arbitration and internal investigations. Previously, he was the partner-in-charge of the Boston office and served as head of the Boston Trial Department. Mark is also a member of the Firm-wide Management Committee. Read full biography: https://www.mwe.com/people/pearlstein-mark-w/

Sean M. O'Brien is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Sean M., who practices law in Boston, Massachusetts, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Sean M. is held by other top lawyers in the same geographic and legal practice area.

Martin F. Kane II is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law and Family Law Mediation. Martin F., who practices law in Boston, Massachusetts, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Martin F. is held by other top lawyers in the same geographic and legal practice area.

Alden J. Bianchi is a top attorney recognized by Best Lawyers in the practice area(s) of Employee Benefits (ERISA) Law. Alden J., who practices law in Boston, Massachusetts, has been recognized since 1995. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Alden J. is held by other top lawyers in the same geographic and legal practice area.