LAWYER PROFILE
Joe De Simone

Joe De Simone

USA 2026

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Ranked in 1 practice area

About

Provided by Mayer Brown LLP

USA

Practice Areas

Joe de Simone is an experienced, well-respected litigator who represents clients in securities class actions, complex litigation, regulatory disputes, internal corporate and government investigations, and general corporate litigation. According to Chambers USA , Joe is a “highly regarded securities litigator,” who is “well versed in a range of complex disputes” and “highlighted for his impressive client roster and expertise in cross-border work.” Chambers USA has also reported that Joe wins respect for a “business-oriented mentality” that helps to ease the passage of SEC investigations and securities-related disputes: “he not only knows the law, he understands its impact." He has served as the Office Practice Leader for Litigation in Mayer Brown’s New York office and the Head of the Hiring Committee in New York.

Joe represents corporate and individual clients across a broad spectrum of civil and criminal matters, including providing strategic and litigation advice to boards of directors of the Firm’s clients.

Chambers Review

Provided by Chambers

Chambers Guide to the USA

Litigation: Securities - New York

Band 4
Band 4

Individual Editorial
Joe De Simone has wide-ranging experience in the securities litigation space spanning class actions and derivative suits concerning a variety of claims. He is co-leader of Mayer Brown's global securities litigation and enforcement action practice.

Ranked Individuals at Mayer Brown LLP (182)

California

California: Northern

District of Columbia

Illinois

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