Mark Fistos

Mark Fistos is Of Counsel and part of the firm's Dispute Resolution Team. He focuses his practice on complex civil litigation in state and federal courts, with an emphasis on class actions and consumer protection law. He has more than 30 years of experience litigating high-impact cases involving false advertising, privacy violations, long-term care insurance disputes, unfair trade practices, and Qui Tam (whistleblower) claims.

Mark began his legal career as an Assistant Attorney General in Florida’s Economic Crimes Litigation Unit, where he prosecuted major consumer fraud and RICO cases. He was a primary drafter of the 1993 amendments to the Florida Deceptive and Unfair Trade Practices Act and continues to be a leading voice on consumer fraud, insurance law, and e-discovery issues.

Throughout his career, Mark has secured landmark settlements and injunctive relief for consumers nationwide. His representative matters include a $144 million nationwide settlement with a global computer manufacturer and a class settlement benefiting over 200 million Americans related to alleged privacy violations. In another matter, he helped secure an $8 million fund for elderly victims in a long-term care insurance class action and a $100,000 charitable donation to the Alzheimer’s Association.

J.D., Florida State University College of Law
M.A., Florida State University

Florida
United States District Courts for the Southern District of Florida
United States District Courts for the Middle District of Florida
United States District Courts for the Northern District of Florida
United States Court of Appeals for the Eleventh Circuit

Dispute Resolution

Class Action Litigation
Insurance
Complex Commercial Litigation

Law360 Features Edward Zebersky and Mark Fistos in, "Berger Singerman Adds Duo From Fla. Litigation Boutique"
April 9, 2025

Renowned Litigators Edward H. Zebersky and Mark Fistos Join Berger Singerman, Marking Expansion of the Firm’s Dispute Resolution Team
April 7, 2025