LAWYER PROFILE
John Nassikas

John Nassikas

USA 2026

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Ranked in 1 practice area

About

Provided by Arnold & Porter

Practice Areas

John Nassikas advises and defends companies and individuals in federal and state criminal investigations and prosecutions, particularly in the areas of financial, healthcare, and government contracts fraud, environmental crime, global anti-corruption, antitrust, and SEC enforcement. He concentrates on complex parallel criminal and civil litigations, trials, and internal corporate investigations. He previously served as a federal prosecutor in the US Attorney's Office for the Eastern District of Virginia.

Personal

JD, University of Virginia, 1984; BA, magna cum laude, Yale University, 1981.

Chambers Review

Provided by Chambers

Chambers Guide to the USA

Litigation: White-Collar Crime & Government Investigations - District of Columbia

Band 2
Band 2

Individual Editorial
John Nassikas is a Washington, DC-based partner at Arnold & Porter. He represents a range of corporate entities and individual executives, with an impressive portfolio of corporate and government clients. He frequently handles governmental and regulatory investigations and related enforcement proceedings.

Strengths

Provided by Chambers

  • There have been a number of cases where John has gone toe to toe with the government and challenged things other lawyers would have gone along with.

    Litigation: White-Collar Crime & Government InvestigationsChambers Guide to the USA
  • John is a really seasoned and experienced lawyer.

    Litigation: White-Collar Crime & Government InvestigationsChambers Guide to the USA

Ranked Individuals at Arnold & Porter (170)

California

Colorado

District of Columbia

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