Michael S. Andreasen

Thomas has over 20 years of experience representing industry leaders in life sciences. He is internationally recognized for his experience in creating, implementing and monetizing effective patent strategies. He represents public and private companies, investors and academic institutions in the life sciences arena. His portfolio of life sciences companies spans diagnostics, medical devices, life science tools and technology platforms, genomics and therapeutics. Before joining Sullivan, Tom wa...

Michael B. Barkley is a top attorney recognized by Best Lawyers in the practice area(s) of Medical Malpractice Law - Defendants. Michael B., 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 Michael B. is held by other top lawyers in the same geographic and legal practice area.

Mark Seltzer represents corporations, executives and professionals in government investigations and enforcement actions and related complex litigation. What do you focus on? In recent years, I have focused my practice on representing pharmaceutical companies and their executives, medical device manufacturers and their executives, clinical diagnostics manufacturers and other health care providers in government health care fraud investigations and related civil litigation under the federal Fals...

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

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

Timothy C. Kelleher III is a partner at Jones Kelleher and has been a trial lawyer since 1990. His practice focuses on civil litigation including serious personal injury cases, general liability, product liability, construction site litigation, medical malpractice, and civil rights litigation. His experience has included the successful trial, arbitration, and mediation of a wide variety of cases over the last nearly 30 years. Since 2011 Tim has been selected by his peers for inclusion in the ...

Jeffrey T. Collins is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Labor and Employment. Jeffrey T., 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 Jeffrey T. is held by other top lawyers in the same geographic and legal practice area.

Robert P. Joy 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. Robert P., who practices law in Boston, Massachusetts, has been recognized since 2006. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Robert P. is held by other top lawyers in the same geographic and legal practice area.

Christopher T. Holding is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation - Antitrust. Christopher T., 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 Christopher T. is held by other top lawyers in the same geographic and legal practice area.

Adam P. Forman advises employers in a broad range of employment law matters. His practice is dedicated to providing day-to-day counseling to clients on all issues that touch the workplace and to drafting critical employment-related documents such as employment contracts, severance agreements, handbooks and reduction-in-force documentation. Adam also conducts employment-related trainings for clients on topics as varied as harassment prevention, hiring techniques, conducting investigations and ...