Marshall Gerstein is honored to be recognized in the 2026 Edition of Best Law Firms, presented by Best Lawyers. The rankings provide a comprehensive guide to the top-performing firms across 127 practice areas and 188 local jurisdictions. The firm was highlighted for the following areas:
Regional Tier 1 - Chicago
- Litigation – Intellectual Property
- Litigation – Patent
- Patent Law
National Tier 2
- Litigation - Intellectual Property
- Litigation – Patent
- Patent Law
Best Law Firms rankings are based on a rigorous evaluation process that includes the collection of clients and professional reference evaluations, peer review from leading attorneys, industry leader interviews and review of additional firmographic highlights provided by law firms as part of the formal research submission process. This year, Best Lawyers received over 110,000 client references, who provided more than 200,000 evaluations on US law firms.