Gregg B. Cosimi

Lew is the director of Sullivan's Corporate Department in Boston. His practice is focused on a number of transactional areas. He regularly represents public and private companies in equity and debt financings, joint ventures, domestic and international mergers and acquisitions, and general corporate matters. Lew also represents financial institutions in secured and unsecured credit facilities. His clients consist of major financial institutions, private equity groups, family-owned businesses,...

Barry S. Pollack is a top attorney recognized by Best Lawyers in the practice area(s) of Criminal Defense: White-Collar. Barry S., 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 Barry S. is held by other top lawyers in the same geographic and legal practice area.

Brian E. Lewis is a principal in the Boston, Massachusetts, office of Jackson Lewis P.C. He exclusively represents management in all facets of workplace law. Brian routinely advises clients regarding day-to-day employment issues, such as employee discipline and discharge, disability management issues, proper payment of wages, reductions in force, and restrictive covenants. Brian also has experience in representing clients on traditional labor law issues and has appeared before the National La...

David Scott Sloan co-chairs Holland & Knight's National Private Wealth practice. Mr. Sloan serves as general counsel to wealthy individuals, their families and their businesses. He works closely with clients throughout the United States to design and implement sophisticated strategies integral to family wealth planning. High-net-worth individuals, including principals of private equity, venture capital and hedge fund firms, private and public company executives, real estate developers, en...

Kat Saunders Gregor is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation and Controversy - Tax and Tax Law. Kat Saunders, 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 Kat Saunders is held by other top lawyers in the same geographic and legal practice area.

Michael D. Beauvais is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law. Michael D., who practices law in Boston, Massachusetts, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Michael D. is held by other top lawyers in the same geographic and legal practice area.

Felicia Ellsworth is a nationally renowned first-chair trial lawyer and appellate advocate who serves as vice chair of WilmerHale’s Litigation/Controversy Department, a member of the firm’s global Management Committee, and Partner-in-Charge of WilmerHale’s Boston Office.

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...

Claire S. Rosa is a top attorney recognized by Best Lawyers in the practice area(s) of Employee Benefits (ERISA) Law. Claire S., 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 Claire S. is held by other top lawyers in the same geographic and legal practice area.

John DeTore serves as Administrative Chairman of Rubin and Rudman’s Executive Committee and leader of the Energy Practice Group. John’s practice focuses on representing large energy companies before regulatory agencies and courts throughout New England and in New York. His representations include more than twenty major energy projects involving billions of dollars in Massachusetts, Connecticut and New York, including eleven cases before the Massachusetts Supreme Judicial Court. Jo...