John P. Connelly

With over three decades of litigation and transactional experience, Jeff is widely recognized as one of the top environmental lawyers in the country. Clients seek him out to solve complex environmental law challenges. Some of the largest global companies rely on Jeff’s insights and strategic guidance. Clients praise him as “the top environmental attorney you will find in Boston” and say his “judgment on sensitive political issues is invaluable.” Jeff is ranked Ba...

Lou, Co-Chair of the firm's Lateral Partner Hiring Committee and former member of Sullivan's Management Committee, represents clients, both public and private, in commercial acquisitions, dispositions and financings across various real estate asset classes, including office, retail, senior living, hospitality and marinas, many of which are multi-state, portfolio transactions. His practice includes a particular focus on representation of real estate investment trusts (REITs). The transactions ...

Since joining Nixon Peabody almost 20 years ago, Phil has had the pleasure of advising investors, middle market private companies, large public companies, entrepreneurs and C-level executives in many different kinds of corporate transactions, all over North America, Europe, Asia and Africa. Phil was born in Southern Africa and finished his secondary education in the United States. His love of family, travel, outdoor adventure and community permeates everything he does. Phil has been described...

Robert M. Hale is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Individuals, Employment Law - Management and Litigation - Labor and Employment. Robert M., who practices law in Boston, Massachusetts, has been recognized since 2008. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Robert M. is held by other top lawyers in the same geographic and legal practice area.

David A. Ephraim is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law. David A., 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 A. is held by other top lawyers in the same geographic and legal practice area.

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...

Jamie L. Kessler is a principal in the Boston, Massachusetts, office of Jackson Lewis P.C. Her practice focuses on representing and defending employers in workplace legal issues, including preventive advice and counsel. Prior to joining Jackson Lewis, Jamie worked in the Boston office of a Chicago-based law firm for more than three years as a litigator. During this time, Jamie represented employers before regulatory bodies, state, and federal courts. Jamie also represented legal, real estate,...

Jim Campbell focuses his practice on civil litigation and the defense of catastrophic product liability, toxic tort, medical device, pharmaceutical, professional liability, and negligence matters throughout the United States. Jim is President of Campbell Campbell Edwards & Conroy, and has been with the firm his entire career. With a passion for trial practice, Jim has earned his place as a go-to attorney for clients with high-stakes cases. He has tried more than 100 cases in 15 states and...

Stephen Riden is a commercial litigator who represents corporate and individual clients in a wide array of disputes across the country. Stephen has extensive experience litigating business disputes involving breach of contract, fraud, unfair competition, trade secrets, and noncompete agreements. He has represented companies in a variety of governmental investigations. Stephen also has substantial experience representing owners involved in intra-corporate disputes, including shareholder litiga...

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