Zachary Mazin

Zachary W. Mazin tries complex civil cases arising out of business disputes, structured financial products, and governmental investigations. Currently, he represents trustees of residential mortgage-backed securitizations in actions seeking to recover billions of dollars from the investment banks who packaged and sold defective mortgage loans to unwitting investors. His RMBS work has earned him a Chambers USA ranking in Securities: Institutional Plaintiffs: Mainly RMBS Litigation (2026), along with spots on Lawdragon’s “500 Leading Litigators in America” list (2022-2026), “500 Leading Plaintiff Financial Lawyers” list (2019-2023), Benchmark Litigation’s “Under 40 Hot List” (2016-2019) and “Future Star” list (2018-2024).

Zach is also an advisor to clients working in the business of sports. He counsels and represents team executives, players, and football agents.

Zach began his career representing a major international bank in the Enron securities class action litigation. Zach and his team obtained a dismissal of the bank from the Enron investors’ lawsuit that wrongly sought to hold it liable for the losses caused by Enron’s fraudulent activity. He also represented the bank in a dispute over its obligation to pay on a $517 million Enron-related credit default swap.

Zach also handles disputes arising out of commercial contracts, business torts, and commercial leases.

Before joining Glenn Agre Bergman & Fuentes, Zach was a principal at McKool Smith, P.C.