Jason E. Dunn

Jeffrey S. Siegel 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. Jeffrey S., 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 Jeffrey S. is held by other top lawyers in the same geographic and legal practice area.

Dianne R. Phillips is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Law, Environmental Law, Land Use and Zoning Law and Litigation - Environmental. Dianne R., who practices law in Boston, Massachusetts, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Dianne R. is held by other top lawyers in the same geographic and legal practice area.

Valerie A. Moore is a top attorney recognized by Best Lawyers in the practice area(s) of Environmental Law and Land Use and Zoning Law. Valerie A., 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 Valerie A. is held by other top lawyers in the same geographic and legal practice area.

Robert Frederickson, a partner in Goodwin’s IP Litigation practice and co-chair of the firm’s Life Sciences Disputes Sector, represents life sciences, technology and financial services companies in intellectual property litigation and complex commercial arbitrations. Mr. Frederickson is an experienced, first chair trial attorney, having tried numerous cases to juries, judges, and arbitrators across the country. Mr. Frederickson also regularly advises life sciences, biotechnology, ...

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

Leo V. Boyle is a top attorney recognized by Best Lawyers in the practice area(s) of Medical Malpractice Law - Plaintiffs and Personal Injury Litigation - Plaintiffs. Leo V., 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 Leo V. is held by other top lawyers in the same geographic and legal practice area.

Claire S. Rosa is a top attorney recognized by Best Lawyers in the practice area(s) of Employee Benefits (ERISA) Law. Claire 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 Claire S. is held by other top lawyers in the same geographic and legal practice area.

Brenda S. Diana is a top attorney recognized by Best Lawyers in the practice area(s) of Trusts and Estates. Brenda S., 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 Brenda S. is held by other top lawyers in the same geographic and legal practice area.

Ronald Eisenstein focuses his practice on advising biotechnology and pharmaceutical companies, research institutes, and universities on patent portfolio management, post-issuance strategies, dispute management and due diligence. He is also a member of the firm’s Life Sciences team. My focus I focus my practice on helping clients devise and execute strategies for managing their patent portfolios as well as navigate the changing patent landscape. I leverage my scientific background, exten...

Steve Charkoudian is a partner in Goodwin’s Strategic Technology Transactions and Licensing practice, a practice that he co-founded and led for 15 years. Mr. Charkoudian is a member of the firm’s Technology Companies group. He concentrates on technology, data and intellectual property transactions, including technology and data transfers and licensing; collaboration, strategic alliance and joint development agreements; open source issues; and due diligence and other intellectual p...