John S. Leonard

Anthony S. Fiotto is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation. Anthony S., 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 Anthony S. is held by other top lawyers in the same geographic and legal practice area.

Guy W. McPherson is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Guy W., 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 Guy W. is held by other top lawyers in the same geographic and legal practice area.

Deborah Birnbach is a partner and co-chairs Goodwin’s Complex Litigation & Dispute Resolution and Public M&A / Corporate Governance practices and is a member of the firm’s Life Sciences Disputes group. She specializes in securities litigation, including class action defense; SEC, regulatory and internal investigations; M&A-related litigation; stockholder disputes; fiduciary duty claims; and proxy contests. Ms. Birnbach’s practice is national in scope and clients ...

Jeffrey J. Nolan's litigation and counseling practice with Holland & Knight, LLP focuses on: representing employers and institutions of higher education before courts and administrative agencies in employment and student-related matters; advising employers and institutions of higher education on the resolution and legal implications of employment and student-related issues; and assisting employers and institutions of higher education in the development and implementation of appropriate po...

David Jellinek is a top attorney recognized by Best Lawyers in the practice area(s) of Criminal Defense: General Practice. David, who practices law in Wellesley, Massachusetts, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David is held by other top lawyers in the same geographic and legal practice area.

John DeTore serves as Administrative Chairman of Rubin and Rudman’s Executive Committee and leader of the Energy Practice Group. John’s practice focuses on representing large energy companies before regulatory agencies and courts throughout New England and in New York. His representations include more than twenty major energy projects involving billions of dollars in Massachusetts, Connecticut and New York, including eleven cases before the Massachusetts Supreme Judicial Court. Jo...

Adrianne Ortega is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law. Adrianne, 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 Adrianne is held by other top lawyers in the same geographic and legal practice area.

Michael J. Mazurczak is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law, Litigation - Insurance, Personal Injury Litigation - Defendants and Professional Malpractice Law - Defendants. Michael J., who practices law in Boston, Massachusetts, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michael J. is held by other top lawyers in the same geographic and legal practice area.

Justin F. Keith is a top attorney recognized by Best Lawyers in the practice area(s) of Labor Law - Management and Litigation - Labor and Employment. Justin F., who practices law in Boston, Massachusetts, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Justin F. is held by other top lawyers in the same geographic and legal practice area.

James W. McGarry is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Banking and Finance. James W., 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 James W. is held by other top lawyers in the same geographic and legal practice area.