Mylan L. Denerstein is a litigation partner in the New York office of Gibson, Dunn & Crutcher. Mylan is a co-chair of the Public Policy Practice Group and a member of the Crisis Management, Trials, White Collar Defense and Investigations, Financial Institutions, Labor and Employment, Securities Litigation, and Appellate Practice Groups. Mylan leads complex litigation and internal investigations, representing companies confronting a wide range of legal issues, in their most critical times. Mylan is known not only for her effective legal advocacy, but also for her problem solving skills. In addition, Mylan is global chair of the firm’s Diversity Committee and co-partner in charge of the New York office. Mylan was previously a member of the firm’s Executive Committee.
In 2022, Mylan was appointed to serve as the independent NYPD Monitor to oversee the court ordered reform process. Previously, Mylan has served in a wide variety of leadership roles in government, including as Counsel to the New York State Governor, as an Executive Deputy Attorney General in the New York Attorney General’s Office, and as Deputy Commissioner for Legal Affairs for the New York City Fire Department. In addition, Mylan served as a federal prosecutor in the U.S. Attorney’s Office for the Southern District of New York, prosecuting complex securities and fraud cases, and then as Deputy Chief of the Criminal Division.
Mylan is ranked as a leading lawyer in White-Collar Crime & Government Investigations – New York by Chambers USA: America’s Leading Lawyers for Business 2024. She has also been included in Lawdragon’s “500 Leading Lawyers in America” list since 2023. Benchmark Litigation named Mylan to its 2022, 2023 and 2024 “Top 250 Women in Litigation” list, and recognized her as a 2025 “Litigation Star” nationally in Appellate, Securities and White-Collar Crime, as well as in New York. In July of 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. In addition, Mylan was named to the 2025 list of "Notable Litigators & Trial Attorneys", the 2022 list of “Notable Black Leaders” as well as the 2023 list of “Notable Women in Law” by Crain’s New York Business. She was named to the inaugural 2025 and 2024 "Trailblazers in Law," 2024 and 2023 “Power of Diversity: Black 100,” 2025, 2023, 2022 and 2020 “Law Power 100,” 2021-2024 “Power of Diversity: Women 100,” 2020 “Albany Power 100” and 2019 “Law Power 50” lists by City & State New York. She was also named as one of New York Law Journal’s “Top Women in Law” for 2016.
Mylan has received numerous awards for her contributions, including the 2020 “Diversity & Inclusion Champion Award” from the New York City Bar Association for advancing equity and inclusion for attorneys in New York, the 2016 “Distinguished Public Service Award” from A Better Balance for her work on the Women’s Equality Act, the Association of Black Women Attorneys’ 2015 “Professional Achievement Honor” and the 2015 Citizens Union of the City of New York’s “Public Service Award.”
Mylan is a member of the Women’s White Collar Defense Association, Association of Black Women Attorneys, New York City Bar Association, National Bar Association, New York State Bar Association, and Metropolitan Black Bar Association. She also serves on the Boards of the American Red Cross of Greater New York, Sanctuary for Families and the City Bar Fund of the New York City Bar Association.
Mylan graduated in 1993 from Columbia Law School, where she was named a Charles Evans Hughes Fellow and was a recipient of the Jane Marks Murphy Prize.
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