Mylan L. Denerstein

Mylan L. Denerstein is a litigation partner at Gibson Dunn and Co-Partner-In-Charge of the New York office. She is a member of the White-Collar Defense and Investigations and Labor and Employment Practice Groups. She co-chairs the firm’s Public Policy group and is a leader of the firm’s Diversity, Equity and Inclusion Task Force. Mylan also serves on the Executive Committee.

Mylan conducts investigations, leads complex litigation, and is a trial attorney. She represents companies, foundations, and non-profits in critical situations and is known for her effective legal advocacy and her problem-solving skills.  

Mylan brings extensive experience from her former senior government roles. Before joining Gibson Dunn, she held key positions such as Counsel to the New York State Governor, New York State Executive Deputy Attorney General, Deputy Commissioner for Legal Affairs for the New York City Fire Department, and Deputy Chief of the Criminal Division, United States Attorney’s Office, Southern District of New York. She also served as a federal prosecutor for many years.

Since January 2022, Mylan has served as the court-appointed NYPD monitor responsible for overseeing the implementation of court-ordered reforms for stop, frisk, and search practices.

Mylan is a nationally recognized litigator. She is ranked as a leading lawyer in White-Collar Crime & Government Investigations – New York by Chambers USA: America’s Leading Lawyers for Business 2025 and 2023. She has also been included in Lawdragon’s “500 Leading Lawyers in America” list since 2023, as well as its “500 Global Leaders in Crisis Management” guide. Benchmark Litigation named Mylan repeatedly to its “Top 250 Women in Litigation” list, and recognized her as a “Litigation Star” nationally in Appellate, Securities and White-Collar Crime, as well as in New York. In 2022, The AmLaw Litigation Daily named Mylan a “Litigator of the Week” for securing a sentence of no jail time for a prominent New York real estate developer. She has also been recognized as a “Global Leader” since 2022 by Lexology Index (formerly Who’s Who Legal) in their Business Crime Defence Global guide. 

Capabilities

• White Collar Defense and Investigations
• Anti-Corruption & FCPA
• Appellate and Constitutional Law
• Consumer Protection
• Crisis Management
• Financial Institutions
• Fintech and Digital Assets
• Public Policy
• Securities Litigation
• Trials

Credentials

Education:

• Columbia University - 1993 Juris Doctor
• University of Virginia - 1989 Bachelor of Arts

Admissions:

• New York Bar