Sheryl K. Garko

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...

Matthew Knowles is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Litigation - Health Care. Matthew, 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 Matthew is held by other top lawyers in the same geographic and legal practice area.

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 Butts is Chair of the Firm’s Commercial Litigation Group. He has prevailed in trials and arbitrations across the country for a wide range of clients in high stakes commercial disputes. John represents clients in a broad range of matters, including complex contract disputes, business torts, trade secrets cases, consumer matters, and class actions. His work has spanned a number of industries, including the automotive industry, financial services, real estate, and biotechnology.

Michael E. Mooney is Nutter's managing partner. A tax attorney, he maintains an active tax and business practice. Michael represents corporations and other businesses in a broad range of domestic and international tax issues. He advises clients on all aspects of complex business combinations and divestitures, such as tax-free corporate reorganizations and spin-offs. Michael also assists individuals with personal tax planning and works with businesses and individuals in designing and implement...

Hon. James E. Vallee James Vallee is the practice group leader of the Government Relations & Public Policy group and a member of the Real Estate practice group. Jim works with large and mid-size corporate and non-profit clients providing strategic advice on government relations matters, including executive branch and legislative lobbying on policy, regulatory, and procurement matters at both the state and federal levels. Jim also serves as managing partner of the Boston office. What do yo...

Kelly A. Schwartz is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Kelly A., who practices law in Boston, Massachusetts, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kelly A. is held by other top lawyers in the same geographic and legal practice area.

A co-leader of the firm's Mergers & Acquisitions Practice, Mary-Laura Greely has extensive experience as a transactional lawyer in mergers and acquisitions involving private and public companies, private equity, venture capital, and general corporate representation. She advises companies on strategic acquisitions and dispositions of companies, assets and divisions, significant debt and equity financings, management buy-outs, corporate governance and succession planning, employment, intell...

Jennifer F. Liddell is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Jennifer F., who practices law in Walpole, Massachusetts, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jennifer F. is held by other top lawyers in the same geographic and legal practice area.

Attorney Walter A. Costello, Jr., represents plaintiffs in cases involving serious and catastrophic personal injuries. Over his more than 40-year career, he has handled a wide array of matters leading to multi-million dollar results for his clients, including motor vehicle and trucking accidents, construction site injuries, products liability, premises liability, medical malpractice/nursing home liability, and aquatic injury claims. A past president of the Massachusetts Academy of Trial Attor...