John J. Sheehan

Jerome (Jerry) B. Tichner focuses his practice on representing hospitals and health systems in transactional matters, including mergers, acquisitions, joint ventures, affiliations and dispositions. He also devotes a significant portion of his practice to representing private equity firms and their platform companies with respect to the acquisition and divestiture of health care-related companies and assets. In recent years, Jerry has led or played a leading role in transactions involving the ...

William M. Shields is a lawyer recognized by Best Lawyers in the practice areas of Corporate Law and Leveraged Buyouts and Private Equity Law. William M. practices law in Boston, Massachusetts Best Lawyers has recognized William M. Shields since 2021. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which William M. Shields is held by other lawyers.

A. John Pappalardo focuses his international practice on federal white collar criminal defense, representing individuals and corporations in federal and state investigations. John has conducted many significant representations, including the landmark case in which he represented former YUKOS Oil Company CEO Mikhail Khodorkovsky, who was on trial for fraud and tax evasion. Additionally, John's clients include numerous businesses and corporations, medical doctors, attorneys, a U.S. Congressman ...

Emily E. Nicholson is a lawyer recognized by Best Lawyers in the practice area of Family Law. Emily E. practices law in Boston, Massachusetts Best Lawyers has recognized Emily E. Nicholson since 2025. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Emily E. Nicholson is held by other lawyers.

Maura McLaughlin counsels employers throughout the full life cycle of managing employment relationships. She advises clients on important hiring, discipline and termination decisions, and on best practices for performance management and documentation, which allows for successful defense of these decisions. Clients look to Maura’s advice on negotiating reasonable accommodation issues, addressing employee absenteeism and misconduct, and as compliance with wage and hour laws. She also prov...

Peter J. Antoszyk is a lawyer recognized by Best Lawyers in the practice areas of Banking and Finance Law, Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law, Commercial Litigation and Commercial Transactions / UCC Law. Peter J. practices law in Boston, Massachusetts Best Lawyers has recognized Peter J. Antoszyk since 2016. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition refl...

Daryl L. Wiesen is a lawyer recognized by Best Lawyers in the practice area of Litigation - Patent. Daryl L. practices law in Boston, Massachusetts Best Lawyers has recognized Daryl L. Wiesen since 2019. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Daryl L. Wiesen is held by other lawyers.

Mr. Leibowitz’s practice focuses on corporate and securities law for companies in the life sciences, technology, and services industries, with an emphasis on mergers and acquisitions and public company counseling. He has previously served as chair of the firm’s Corporate Practice, chair of the Mergers and Acquisitions Practice, and vice chair of the Transactional Department.

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...

Richard M. Yanofsky is a lawyer recognized by Best Lawyers in the practice area of Health Care Law. Richard M. practices law in Boston, Massachusetts Best Lawyers has recognized Richard M. Yanofsky since 2027. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Richard M. Yanofsky is held by other lawyers.