Jonathan R. Sigel

Katie D. Cintolo is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Katie D., who practices law in Lexington, Massachusetts, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Katie D. is held by other top lawyers in the same geographic and legal practice area.

John’s entire legal career has been devoted to U.S. immigration and nationality law. His practice covers all facets of employment- based immigration, as well as family immigration and naturalization. He has in-depth experience providing strategic advice and counsel to both small entrepreneurial businesses and to multinational corporations. An AV-rated immigration attorney for more than a decade, John is also nationally recognized for his expertise in representing distinguished professor...

Stephen T. Melnick is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management. Stephen T., who practices law in Boston, Massachusetts, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Stephen T. is held by other top lawyers in the same geographic and legal practice area.

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

Cynthia T. Mazareas is a top attorney recognized by Best Lawyers in the practice area(s) of Biotechnology and Life Sciences Practice. Cynthia T., who practices law in Boston, Massachusetts, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Cynthia T. is held by other top lawyers in the same geographic and legal practice area.

Steve LaRose is deputy chair of the Private Investment Fund Disputes team. He is a skilled commercial litigator who works with clients to resolve their business problems, particularly where disputes arise in the areas of private equity and hedge funds, the securities laws and SEC investigations, corporate governance, partnerships, tax credit investments and financial services. Steve also leads the pro bono initiative for the firm’s Boston office. What do you focus on? My practice focuse...

David C. Kurtz is a top attorney recognized by Best Lawyers in the practice area(s) of Employment Law - Management and Litigation - Labor and Employment. David C., 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 David C. is held by other top lawyers in the same geographic and legal practice area.

Chad Dale is a partner in Proskauer’s Corporate Department and a member of both the Business Solutions, Governance, Restructuring & Bankruptcy and Private Credit Restructuring Groups. Chad has 30 years of experience in corporate reorganizations and debt restructurings. As a member of the Private Credit Restructuring Group, Chad’s practice focuses on direct lenders and ad hoc groups of direct lenders, hedge funds and BDC’s. He also represents troubled companies, equity sp...

Howard is the leader of the firm’s Capital Markets Group. He specializes in counseling both public and private companies involved in equity and debt financings, including IPOs and follow-on public offerings as well as private placements, and regularly advises clients regarding ongoing corporate governance and disclosure matters, stock exchange listing standards and Sarbanes-Oxley Act and Dodd-Frank Act compliance. Howard advises companies in a number of industries including real estate ...

Ronald Eisenstein focuses his practice on advising biotechnology and pharmaceutical companies, research institutes, and universities on patent portfolio management, post-issuance strategies, dispute management and due diligence. He is also a member of the firm’s Life Sciences team. My focus I focus my practice on helping clients devise and execute strategies for managing their patent portfolios as well as navigate the changing patent landscape. I leverage my scientific background, exten...