Robert H. Walat

Peter R.V. Brown is a top attorney recognized by Best Lawyers in the practice area(s) of Trusts and Estates. Peter R.V., who practices law in Boston, Massachusetts, has been recognized since 2016. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Peter R.V. is held by other top lawyers in the same geographic and legal practice area.

John J. Butts is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation and Litigation - Securities. John J., 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 John J. is held by other top lawyers in the same geographic and legal practice area.

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

Marcia S. Wagner is a top attorney recognized by Best Lawyers in the practice area(s) of Employee Benefits (ERISA) Law. Marcia S., who practices law in Boston, Massachusetts, has been recognized since 2003. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Marcia S. is held by other top lawyers in the same geographic and legal practice area.

Robert Asher leads the post-grant proceedings team at Sunstein leveraging his deep experience in patent litigation and patent prosecution. He is an astute and accomplished advocate for inventors and businesses affected by patents. Clients have been richly rewarded from Bob’s litigation guidance, appellate advocacy and patent prosecution work. He is the chair of Sunstein’s PTAB Litigation practice group. Our team won a $14.6M verdict for patent infringement of infrared thermometer ...

Pat is co-director of the Litigation Department. He has over 35 years of experience representing various parties in complicated contract, trust, real estate, and insolvency-related matters in State and Federal court. He is an active member of the firm's Associate Evaluation Committee and chair of its Pro Bono Committee. Over the years Pat has focused his practice on the litigation and resolution of business disputes, including disputes involving fiduciary duties and creditors’ rights. H...

Bruce Francis Smith has over forty years of experience and he represents creditors’ committees, debtors, creditors, executory contract parties, plan of reorganization proponents and asset purchasers in a number of areas including: chapter 11 reorganizations, out-of-court restructurings, debtor-in-possession financing and inter-creditor relationships. Chambers USA ranks Bruce as a leader in the field of restructuring in Massachusetts. Chambers notes that he is “superb counsel in th...

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

Anthony H. Dowling is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law and Employee Benefits (ERISA) Law. Anthony H., who practices law in Boston, Massachusetts, has been recognized since 2010. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Anthony H. is held by other top lawyers in the same geographic and legal practice area.

Ameek is director of Sullivan's Tax Department and a former member of the firm's Management Committee. His practice includes domestic and international taxation, with an emphasis on mergers & acquisitions and REIT transactions. Ameek is nationally recognized for his work in REIT conversions and REIT cross-border matters. He has represented public and private REITs in an array of real property sectors, both domestically and abroad, including: business storage facilities; cold storage facil...