James M. "Jim" Smith

Molly W. Fox is a partner in the Corporate Practice Group who counsels public and private companies and financial institutions on capital markets, corporate finance, corporate governance, and securities matters, with an emphasis on public offerings and public company representation. She routinely advises on complex capital markets transactions, including investment grade debt issuances, convertible debt offerings, initial public offerings, follow-on equity offerings, PIPEs, at-the-market offe...

Joseph C. Theis Jr. is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law. Joseph C., 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 Joseph C. is held by other top lawyers in the same geographic and legal practice area.

Claire K. Forkner is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Claire K., 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 Claire K. is held by other top lawyers in the same geographic and legal practice area.

William M. Shields is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law, Leveraged Buyouts and Private Equity Law and Mergers and Acquisitions Law. William M., 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 William M. 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...

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

David J. Santeusanio is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management, Labor Law - Management and Litigation - Labor and Employment. David J., who practices law in Boston, Massachusetts, has been recognized since 2018. 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.

Mark Barnes is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law. Mark, who practices law in Boston, Massachusetts, has been recognized since 2001. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Mark is held by other top lawyers in the same geographic and legal practice area.

Diana J. Nehro is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. Diana 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 Diana J. is held by other top lawyers in the same geographic and legal practice area.

Tim’s extensive experience includes patent office litigation matters such as patent interference proceedings, Inter Partes Review and reexamination proceedings. He has shaped and executed winning strategies in patent litigations. In helping clients achieve their business goals, Tim devises strategies for maximizing the value of patent portfolios for litigation, licensing or acquisition. He develops and implements strategies for protecting his clients’ key technologies and for avoi...