Dietrich Snell > Proskauer Rose LLP > New York, United States > Lawyer Profile
Proskauer Rose LLP Offices

11 TIMES SQUARE
NEW YORK, NEW YORK 10036-8299
NEW YORK
United States
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Dietrich Snell

Work Department
Litigation
Position
Dietrich L. Snell is a partner in the Litigation Department and a member of the White Collar Defense & Investigations Group. Dieter has extensive experience in law enforcement-related matters spanning a wide range of disciplines. He has both federal and state level prosecutorial and investigative experience, having served for nearly two decades as an Assistant U.S. Attorney; as New York Deputy Attorney General; and as Senior Counsel to the National Commission on Terrorist Attacks Upon the United States (the 9/11 Commission).
Clients and Areas of Concentration
Dieter’s clients include corporations and senior executives involved in civil and criminal investigations and prosecutions performed by federal and state law enforcement and regulatory authorities, in such diverse areas as
- money laundering
- foreign assets control
- antitrust
- false claims
- Foreign Corrupt Practices Act (FCPA)
- securities fraud (including New York’s Martin Act)
- civil rights
- environmental law
- online gambling
He frequently handles sensitive internal investigations for corporate clients and other entities. Dieter’s practice also includes commercial litigation in both federal and state court.
Prosecutorial Experience
As the New York Deputy Attorney General, Dieter was responsible for the investigation, litigation and regulatory activities performed by the Division of Public Advocacy under former Attorney General Eliot Spitzer. He supervised approximately 300 professional staff and oversaw complex cases and investigations involving:
- Unlawful discrimination in lending, housing, and employment;
- Bid rigging and other deceptive business practices by major participants in the insurance industry;
- Securities law violations stemming from market timing activities within the mutual fund industry;
- Conflicts of interest between research and investment banking functions of major Wall Street firms and the negotiation of a settlement between those firms and federal, state, and industry regulators;
- Violations of the Clean Air Act by power plants and challenges to related Environmental Protection Agency rulemaking;
- Federal court litigation over preemption claims by the Office of the Comptroller of the Currency regarding enforcement of the federal Fair Housing Act;
Before joining the New York Attorney General’s office, Dieter served for 11 years as Assistant U.S. Attorney for the Southern District of New York, notably handling the successful prosecution of 1993 World Trade Center bomber Ramzi Yousef for Yousef’s role in the 1994-95 plot to destroy 12 passenger jets in midair, as well as cases involving securities and commodities, bank and computer fraud, narcotics, money laundering, and racketeering offenses. As Deputy Chief Appellate Attorney, he supervised the preparation and submission of briefs to the U.S. Court of Appeals for the Second Circuit.
The 9/11 Commission
In his role as Senior Counsel to the 9/11 Commission, Dieter led the team assigned to investigate the plot that culminated in the September 11 attacks. He negotiated with the law enforcement, intelligence and diplomatic communities regarding access to documents, evidence, and witnesses; reviewed voluminous classified and unclassified materials; conducted witness interviews; advised commission members and assisted them at public hearings; and drafted and edited substantial portions of The 9/11 Commission Report.
Top Tier Firm Rankings
- Labor and employment > Employee benefits, executive compensation and retirement plans: design
- Labor and employment > Labor and employment disputes (including collective actions)
- Labor and employment > Labor-management relations
- Environment > Environment: transactional
- Finance > Commercial lending
- Industry focus > Sport
- Labor and employment > Workplace and employment counseling
Firm Rankings
- Media, technology and telecoms > Advertising and marketing: litigation
- Insurance > Advice to policyholders
- Investment fund formation and management > Alternative/hedge funds
- Finance > Commercial lending > Advice to direct lenders/private credit
- Labor and employment > Employee benefits, executive compensation and retirement plans: transactional
- Labor and employment > ERISA litigation
- Dispute resolution > General commercial disputes
- Tax > International tax
- Tax > Not-for-profit (Fortune 1000 private foundations, national trade associations, and charities)
- M&A/corporate and commercial > Private equity buyouts: middle-market (Up to $500m)
- Investment fund formation and management > Private equity funds (including venture capital)
- Real estate > Real estate
- Tax > US taxes: non-contentious
- Finance > Commercial lending: Advice to bank lenders
- Intellectual property > Copyright
- Media, technology and telecoms > Cyber law (including data privacy and data protection)
- Media, technology and telecoms > Media and entertainment: litigation
- Finance > Restructuring (including bankruptcy): corporate
- Dispute resolution > Appellate: courts of appeals / Appellate: supreme courts (states and federal)
- Antitrust > Civil litigation/class actions: defense
- Dispute resolution > Corporate investigations and white-collar criminal defense
- Environment > Environment: transactional
- Dispute resolution > Leading trial lawyers
- Healthcare > Life sciences
- Investment fund formation and management > Mutual/registered/exchange-traded funds
- Dispute resolution > Securities litigation: defense
- Media, technology and telecoms > Technology transactions
- M&A/corporate and commercial > M&A: large deals ($1bn+)
- Real estate > Real estate finance
- Healthcare > Service providers
- Intellectual property > Patents: litigation (full coverage)