Jonathan R. Sigel

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

Tannaz Saponaro is a highly recognized family law attorney specializing in sophisticated divorce matters with complex financial family estates, child custody, alongside ancillary probate and business disputes. She was born in Tehran, Iran before moving to Los Angeles, California with her family at a young age. She attended California State University in Northridge and of L’Universite Pour Les Etudiants Etranges in Aix En Provence, France before obtaining her J.D. from Suffolk University...

Paul M. Kinsella is a top attorney recognized by Best Lawyers in the practice area(s) of Biotechnology and Life Sciences Practice, Corporate Law and Securities / Capital Markets Law. Paul M., 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 Paul M. is held by other top lawyers in the same geographic and legal practice area.

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 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...

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

Michael P. Judge is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law and Family Law Mediation. Michael P., 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 Michael P. is held by other top lawyers in the same geographic and legal practice area.

Pat is co-director of the Litigation Department. He has over 35 years of experience representing various parties in complicated contract, trust, real estate, and insolvency-related matters in State and Federal court. He is an active member of the firm's Associate Evaluation Committee and chair of its Pro Bono Committee. Over the years Pat has focused his practice on the litigation and resolution of business disputes, including disputes involving fiduciary duties and creditors’ rights. H...

Michael R. Brown is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law and Product Liability Litigation - Defendants. Michael R., who practices law in Boston, Massachusetts, has been recognized since 1989. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michael R. is held by other top lawyers in the same geographic and legal practice area.

John J. Cleary is a top attorney recognized by Best Lawyers in the practice area(s) of Employee Benefits (ERISA) Law and Litigation - ERISA. John J., 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 John J. is held by other top lawyers in the same geographic and legal practice area.