Mark Bobrowski

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...

Andrea Peraner-Sweet is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Personal Injury Litigation - Defendants. Andrea, 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 Andrea is held by other top lawyers in the same geographic and legal practice area.

Peter J. Antoszyk is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law, Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law, Commercial Litigation and Commercial Transactions / UCC Law. Peter J., 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 Peter J. is held by other top lawyers in the same geographic ...

Philip S. Lapatin is a member of the Real Estate Department and concentrates his practice in the representation of landlords and tenants in commercial leasing transactions. In particular, Mr. Lapatin is counsel to owners of several downtown Boston office buildings. Mr. Lapatin has been providing legal advice as general counsel to the Greater Boston Real Estate Board and its divisions since 1973, including suits in which rent control ordinances and condominium conversion restrictions were inva...

Susan L. Barrett is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. Susan L., 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 Susan L. is held by other top lawyers in the same geographic and legal practice area.

Meghan M. Walsh is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law. Meghan 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 Meghan M. is held by other top lawyers in the same geographic and legal practice area.

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

Andrew Kaplan’s contributions to the energy industry have been nationally recognized. A leader in energy law and policy, he was a major architect of the current energy storage industry and an advocate for many of the regulations and rules that created today’s energy marketplace. With over 25 years of experience from multiple perspectives, Andrew’s reputation as a trusted advisor and advocate has earned him credibility before federal and state regulators. As a former Chief of...

Elisa A. Filman is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management and Litigation - Labor and Employment. Elisa A., who practices law in Natick, Massachusetts, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Elisa A. is held by other top lawyers in the same geographic and legal practice area.

Kenneth F. Ehrlich is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law and Financial Services Regulation Law. Kenneth F., who practices law in Boston, Massachusetts, has been recognized since 2007. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kenneth F. is held by other top lawyers in the same geographic and legal practice area.