Sullivan
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Boston, MA – Sullivan & Worcester has been recognized in the 2025 edition of Best Law Firms,®with 13 practice areas ranked nationally and 18 ranked regionally.

Firms included in the 2025 Best Law Firms®list are recognized for professional excellence with persistently impressive ratings from clients and peers. To be considered for this milestone achievement, at least one lawyer in the law firm must be recognized in the 2025 edition of The Best Lawyers in America.®

Achieving a tiered ranking in Best Law Firms®on a national and/or metropolitan scale signals a unique credibility within the industry. The transparent, collaborative research process employs qualitative and quantitative data from peer and client reviews that is supported by proprietary algorithmic technology to produce a tiered system of industry-led rankings of the top 4% of the industry.

Sullivan received the following rankings in the 2025 edition:

National Rankings

Tier 1
Commercial Litigation
Environmental Law
Mutual Funds Law 
Securities Regulation
Trusts & Estates

Tier 2
Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law  
Corporate Law
Litigation and Controversy - Tax
Mergers & Acquisitions Law
Real Estate Law
Tax Law

Tier 3
Litigation - Bankruptcy
Trademark Law

Metropolitan Tier 1

Boston
Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law
Commercial Litigation
Corporate Compliance Law
Corporate Governance Law
Corporate Law
Employee Benefits (ERISA) Law
Environmental Law
Litigation and Controversy - Tax
Mergers and Acquisitions Law
Real Estate Law
Tax Law
Trusts & Estates

New York
Corporate Law
Trusts & Estates

Washington, D.C.
Mutual Funds Law
Securities Regulation

Metropolitan Tier 2

Boston
Litigation - Bankruptcy
Nonprofit / Charities Law
Trademark Law

New York City
Mutual Funds Law

Metropolitan Tier 3

Boston
Land Use and Zoning Law

About Sullivan
Sullivan & Worcester (Sullivan) is a global, mid-sized law firm with lawyers in Boston, London, New York, Tel Aviv and Washington, D.C. Sullivan’s clients, including Fortune 500 companies, leading financial services firms and asset managers, boards of directors, real estate companies, and emerging businesses, rely on Sullivan’s ability to navigate complex legal and operational landscapes, the impeccable judgment of its lawyers, and its commitment to best‑in‑class client service.