Patrick R. H. Waller PhD

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.

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

Dan Rabinovitz co-manages the firm’s Litigation Department. He is a trial lawyer with 30 years of experience and began his career prosecuting violent crime with the Cook County State’s Attorney’s Office in Chicago, Illinois. He has handled a wide variety of civil and criminal matters, representing corporations and individuals and he has tried hundreds of cases, including numerous civil and criminal jury trials in state and federal courts. Currently, his practice focuses on w...

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

Carl E. Metzger is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Insurance. Carl E., 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 Carl E. 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...

Melissa S. Rones is a top attorney recognized by Best Lawyers in the practice area(s) of Biotechnology and Life Sciences Practice and Patent Law. Melissa 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 Melissa S. is held by other top lawyers in the same geographic and legal practice area.

Tom Ward is a partner in the Corporate Practice Group and serves as chair of WilmerHale's International Transactions Group. His practice focuses on corporate and securities matters, with an emphasis on public and private offerings, mergers and acquisitions, venture capital work and international transactions.

Janet Barringer is a Partner in Freeman Mathis & Gary's Boston office. She defends companies and individuals in a variety of matters ranging from employment claims to business disputes to professional liability matters and has tried over 20 cases to verdict. Ms. Barringer's peers have recognized her for inclusion in the Best Lawyers in America (Personal Injury Litigation: Defense) and as a Massachusetts Super Lawyer (Employment Litigation: Defense). In her Labor & Employment practice,...

Jim Barrett, a partner in Goodwin’s Private Equity group, is a business and securities lawyer who represents life sciences and other technology companies as well as venture capital and private equity funds. He regularly counsels boards of directors and general partners on corporate governance matters and guides their businesses through all stages of development. Accordingly, Mr. Barrett concentrates on investment transactions, mergers and acquisitions, securities law and general corpora...