O’Melveny Worldwide

Best Law Firms: O’Melveny Earns Top Honors in Best Law Firms® 2026

November 6, 2025

O’Melveny received a total of 133 rankings in the 2026 edition of Best Law Firms®, which highlights the top US law firms across a vast range of practice areas and regions, recognizing those distinguished by quality, dedication, and expertise. O’Melveny earned the distinction of “Law Firm of the Year” for Litigation - Environmental. This year’s guide ranked 21 of O’Melveny’s practice areas as Tier 1 on the National level, and 69 practice areas as Tier 1 on the Regional level. The following O’Melveny practice areas were ranked as National Tier 1: Appellate Practice; Banking and Finance Law; Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law; Biotechnology and Life Sciences Practice; Commercial Litigation; Criminal Defense: White-Collar; Environmental Law; Insurance Law; Litigation – Antitrust; Litigation - Bankruptcy; Litigation - Environmental; Litigation - Intellectual Property; Litigation - Labor and Employment; Litigation - Patent; Litigation - Securities; Mass Tort Litigation / Class Actions – Defendants; Mergers and Acquisitions Law; Oil and Gas Law; Patent Law; Real Estate Law; and Securities / Capital Markets Law.

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