Represents financial institutions, corporations and their boards of directors and senior executives in government and internal investigations involving allegations of fraud and corruption.
Defends individuals and corporations in criminal prosecutions and regulator enforcement actions brought by the Department of Justice (DOJ), Securities and Exchange Commission (SEC), Commodity Futures Trading Commission (CFTC) and other federal and state regulators.
Spent nearly a decade as an Assistant U.S. Attorney in the Southern District of New York.
Firmwide Hiring and Attorney Development Partner.

Parvin represents individuals, financial institutions and public and private companies in government investigations, white collar criminal and regulatory defense matters, internal investigations and complex commercial litigation.

Parvin is described by Chambers USA as “extremely able, very smart and a complete pleasure to work with.”

During her tenure as an Assistant U.S. Attorney in the Southern District of New York, Parvin was a member of the Securities and Commodities Fraud Task Force, and was lead counsel in more than 100 investigations and prosecutions, tried 10 federal criminal jury trials, and briefed and argued more than 10 appeals. After law school, she clerked for then-Chief Judge Dennis Jacobs of the U.S. 2nd Circuit Court of Appeals.

Parvin handles matters involving alleged violations of laws including:

Market manipulation
Spoofing
Insider trading
Investment advisor fraud
Accounting fraud
Wire and mail fraud
Public corruption
Money laundering
Mortgage fraud
Tax fraud
Foreign Corrupt Practices Act (FCPA)
Consumer privacy statutes
Sanctions laws.

Parvin is an adjunct professor at New York University School of Law where she teaches complex federal investigations.

Representative Work

Representing a former precious metals trader at a major financial institution in a federal criminal case alleging RICO and other violations in connection with alleged spoofing and barrier options trading.
Representing a former senior rates trader at a major financial institution in a CFTC enforcement case alleging market manipulation and other violations in connection with risk management activity for an issuer swap.
Representing an international financial institution in internal and government-facing investigations related to anti-money laundering and regulatory issues.
Representing an Audit Committee of a public energy company in an SEC investigation involving allegations of insider trading.
Representing an Audit Committee of a public technology company in internal and SEC investigations involving allegations of accounting fraud.

“She is a really smart, fast, super hard-working and terrific strategic thinker.”

Chambers USA, 2023

Education
J.D., New York University School of Law, magna cum laude, 2003
B.A., Yale University, 1997

Clerkships
U.S.C.A., 2nd Circuit

Bar Admissions
New York

Recognitions

Forbes, America's Top 200 Lawyers, 2024.
Chambers USA, Litigation: White-Collar Crime & Government Investigations, 2019-2024.
Euromoney, Expert Guide: Women in Business Law, White Collar Crime, 2022.
Crain’s New York Business, Notable Women in Law, 2022.
The Legal 500 US, Corporate Investigations and White-Collar Criminal Defense: Advice to Individuals, 2023-2025.
Super Lawyers, Crime Defense: White Collar, 2017-2020.
Department of Justice, Organized Crime Drug Enforcement Task Forces, Award of Excellence.

Affiliations and Public Service

Adjunct Professor, NYU School of Law.
Member, Board of Directors and Audit Committee, Volunteers of Legal Service (VOLS).
Member, New York Council of Defense Lawyers (NYCDL).
Member, Women’s White Collar Defense Association (WWCDA).
Member, New York City Bar Association, White Collar Committee.
Member, Federal Bar Council, Federal Criminal Practice Committee.
Co-chair, “Forum on Financial Institutions,” Cambridge Forums.
Participant, “White Collar Forum,” Cambridge Forums.

Speeches and Publications

Panelist, “Ethical Traps for the Unwary In-House Counsel,” SIFMA C&L Annual Seminar, March 2025.
Panelist, “NYC Alphabet Soup: Defending Parallel Investigations Involving the SEC, SDNY, EDNY, NYAG and the List Goes On,” Securities Enforcement Forum New York, January 2025.
Panelist, “Emerging Technologies: The Ethics and Innovations in AI, Cryptocurrencies, NFTs, Digital Assets, Web3 and Beyond,” NY City Bar Association, February 2024.
Panelist, “What Is Insider Trading Law, Recent Enforcement Focus, and Applications to New Technology,” PLI Insider Trading Law 2023, October 2023.
Panelist, "Market Abuse & Trading Related Prosecutions – Recent Developments and What Comes Next," New York City Bar Association White Collar Crime Institute, May 2023.
Moderator, "Forum on Financial Institutions Enforcement," Cambridge Forums, May 2023.
Panelist, “Concluding the Internal Investigation,” PLI Internal Investigations 2022, September 2022.
Panelist, “Enforcement Developments,” ABA Derivatives Conference, January 2022.
Panelist, “Global Enforcement Trends,” NY City Bar Association, November 2021.
Moderator, “White Collar Crime in 2021: A Discussion with Authors of Recent Books Addressing the Evolving Landscape of White Collar Criminal Enforcement,” New York City Bar, September 2021.
Panelist, “Social Media, Geolocation, and the Capital Riots,” NY State Bar Association, April 2021.
Panelist, “U.S. Enforcement Priorities Under the Biden Administration and a New Congress,” Akin Webinar, March 2021.
Panelist (“Justice”), New York Office of the Appellate Defender “First Monday” mock Supreme Court argument, October 2020.
Panelist, “Incident Response and Crisis Management,” Akin’s Cybersecurity Bootcamp, December 2018.
Panelist, “Privilege and Ethical Issues Encountered in Corporate Investigations,” NY State Bar Association Commercial and Federal Litigation Section, May 2018.
Panelist, “Plea Negotiations in White Collar Cases,” NY State Bar Association Criminal Justice Section, May 2018.
Panelist, “Energy Enforcement Seminar,” October 2016.
Moderator, “White Collar Crime: Prosecutors and Regulators Speak,” Practising Law Institute, September 2016.
Moderator, “SEC-Assessing Current Priorities,” HFM Operational Leaders’ Summit US 2016, June 2016.
Panelist, “Internal Investigations Under the Yates Memo: Best Practices and Ethical Considerations,” May 2016.
Panelist, “A Day in the Life: Women in Big Law,” NYU Law Women, April 2016.
Panelist, “Compliance Challenges: What Keeps In-House Counsel Up at Night,” Corporate Counsel Symposium, New York, December 2015.
Moderator, C5 Economic Sanctions & Financial Crime Conference, London, November 2015.