Kelley Drye & Warren LLP was recognized by U.S. News & World Report and Best Lawyers in its 2021 report of Best Law Firms.

Kelley Drye's Advertising Law,  Communications Law, Environmental Law, Environmental Litigation, Trusts & Estates Law and Real Estate Law practice groups have been honored with top national rankings.

Kelley Drye also earned National rankings in these varied areas:
 

• Antitrust Law
• Bankruptcy and Creditor Debtor Rights
• Criminal Defense: White-Collar
• Information Technology
• International Trade and Finance Law
• Litigation - Antitrust
• Litigation - Intellectual Property
• Litigation - Patent
• Patent Law

Kelley Drye also garnered numerous Metropolitan First-Tier rankings. In New York our work was recognized in Bankruptcy and Creditor Debtor Rights/Insolvency and Reorganization Law; Real Estate Law; Trusts & Estates Law; and Trusts & Estates Litigation. In New Jersey our Real Estate work was ranked. In Washington, D.C. our Advertising Law; Communications Law; Environmental Litigation; Government Relations Law; Information Technology Law; International Trade & Finance Law; and Real Estate Law work received rankings. In Chicago our Patent Law and Product Liability Law work was ranked. Stamford received a ranking in Banking and Finance Law and Houston was ranked for Environmental Law and Patent Litigation.

Additionally, Kelley Drye was ranked in many other areas of law: in New York - Criminal Defense: White-Collar; Employment Law Management; and Employment Litigation. In Washington, D.C. - Antitrust Law; Antitrust Litigation; FDA Law; and Environmental Law. Finally, in Chicago - Communications Law; Criminal Defense: White-Collar; Patent Litigation; and IP Litigation were ranked.

These rankings are based on a combination of client surveys, peer interviews and editorial research conducted by Best Lawyers. The evaluations cover more than 10,000 law firms nationwide.