Official NY OCA attorney registration data · Updated 2026 Methodology Discipline records
Law firm

Foley Hoag LLP

76 attorneys in the New York State Bar registry list this organization as their firm or employer.

About Foley Hoag LLP

Foley Hoag LLP is a law firm founded in Boston in 1943 and headquartered there, serving public and private clients in disputes and transactions in the United States and abroad. Its work covers industries including life sciences, healthcare, technology, energy and climate, cannabis, and financial services. The firm handles complex litigation such as intellectual property disputes, securities matters, and international arbitration. Its intellectual property group handles patent prosecution, litigation, and licensing, and its business department advises companies on corporate, M&A, and fund formation matters.

The firm has offices in Boston, Denver, New York, Paris, and Washington, D.C. Its New York office, located at 1301 Avenue of the Americas, opened in 2015 to expand the firm's intellectual property and international litigation work. The office now offers corporate, intellectual property, international dispute resolution, and litigation services across industry sectors. The Foley Hoag Foundation, which was created to address racism in Boston, funds organizations working on inequality in communities where the firm has offices.

TypeLaw firm
New York officesNew York
Phone+1.212.812.0400
Websitefoleyhoag.com
Registered NY attorneys76

Practice areas

Areas of work that Foley Hoag LLP describes on its own website. They describe the organization as a whole, not the practice of any individual attorney listed below.

Intellectual Property Commercial Litigation Arbitration & Mediation Corporate & M&A Bankruptcy & Restructuring Employment & Labor Health Care Environmental Energy & Infrastructure Tax Real Estate Government & Regulatory White Collar & Investigations Securities & Capital Markets

Organization profile based on its official website and public sources (reviewed October 29, 2026). Attorney list from the New York State Unified Court System registration data. Not affiliated with Foley Hoag LLP.

Registered attorneys

Harry Sonnenschein Admitted 1965 · Boston, NY Suspended Scott Merrill Admitted 1996 · Boston, NY Suspended Mariana Prieto Admitted 1996 · Boston, NY Suspended William Gray Admitted 1981 · New York, NY Currently registered Harlan Levy Admitted 1981 · New York, NY Currently registered John Gourary Admitted 1983 · New York, NY Currently registered Robert Haney Admitted 1984 · New York, NY Currently registered Jeffrey Lewis Admitted 1986 · New York, NY Currently registered Michael Grygiel Admitted 1989 · New York, NY Currently registered Peter Sullivan Admitted 1993 · New York, NY Currently registered
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Registration status can change at any time. Confirm any attorney's current status through the official New York Attorney Search.

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