William L. "Bill" Coffman

Russell A. Gaudreau, Jr. is a top attorney recognized by Best Lawyers in the practice area(s) of Employee Benefits (ERISA) Law. Russell A., who practices law in Boston, Massachusetts, has been recognized since 1987. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Russell A. is held by other top lawyers in the same geographic and legal practice area.

Andrew collaborates closely with a diverse range of clients in the construction sector, including owners, developers, general contractors, construction managers, subcontractors, and material suppliers, providing guidance on both private and public projects. His expertise in public construction encompasses federal projects and those conducted under Massachusetts General Law Chapters 30, 149, and 149A. He is engaged in numerous types of construction activities such as vertical and horizontal co...

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.

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

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

Mark Ford is a nationally recognized antitrust litigator who represents both antitrust plaintiffs and defendants in state and federal courts and in agency investigations in matters concerning alleged monopolization, restraints of trade, price fixing, bid rigging, price discrimination, and other forms of anticompetitive and exclusionary conduct. Mr. Ford has been recognized as a “Next Generation Partner” by The Legal 500 United States for his antitrust civil litigation practice; ra...

Lindsay V. Mason is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law and Family Law Mediation. Lindsay V., who practices law in Boston, Massachusetts, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Lindsay V. is held by other top lawyers in the same geographic and legal practice area.

Bill Kirchick focuses on estates, trusts and business succession planning. He has extensive experience in the areas of estate planning and taxation, gift and generation-skipping transfer tax planning, probate and trust administration, and probate law, including advanced planning techniques, domicile audits and premarital agreements. His clients include owners of closely held businesses, corporate executives, self-employed professionals and families with inherited wealth. Bill has lectured on ...

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

David serves as Managing Partner and is a Tax Partner in Sullivan’s Boston office, bringing over 25 years of experience to his dual roles. Leadership Role As Managing Partner, David collaborates closely with the firm’s Management Committee, partners, and business professionals to advance Sullivan’s vision of becoming a leading global, commercially focused mid-size law firm. He is dedicated to: Cultivating a culture of deep loyalty and high performance Implementing innovative...