Jonathan K. Tycko

Jonathan K. Tycko



Jonathan K. Tycko, a graduate of The Johns Hopkins University and Columbia Law School, has been recognized by both peers and clients as among the best litigators and most effective qui tam attorneys in Washington, D.C.  Mr. Tycko has represented clients in numerous qui tam whistleblower cases, in areas including Medicare fraud, government contracts fraud, and tax fraud. In addition, with the 2010 passage of the Dodd-Frank Act, Mr. Tycko’s practice expanded into representation of whistleblowers in the areas of securities and commodities fraud, and violations of the Foreign Corrupt Practices Act.

Mr. Tycko focuses his practice on civil litigation, with special concentrations in whistleblower cases, consumer class actions, unfair competition litigation, employment litigation and housing litigation. He has extensive trial and appellate experience in courts around the country, and has represented a wide range of clients, including individual whistleblowers, Fortune 500 companies, privately-held business, and non-profit associations.

Prior to founding Tycko & Zavareei LLP in 2002, Mr. Tycko was with Gibson, Dunn & Crutcher LLP, one of the nation’s top law firms. He received his law degree in 1992 from Columbia University Law School, where he was a Stone Scholar, and earned a B.A. degree, with honors, in 1989 from The Johns Hopkins University. After graduating from law school, Mr. Tycko served for two years as law clerk to Judge Alexander Harvey, II, of the United States District Court for the District of Maryland.

In addition to his private practice, Mr. Tycko is an active participant in other law-related activities. Mr. Tycko has taught as an Adjunct Professor at the George Washington University Law School. He serves as a certified arbitrator for FINRA, the Financial Industry Regulatory Authority. He is a former member and chairperson of the Rules of Professional Conduct Review Committee of the District of Columbia Bar, and he is a member of The Counsellors, a society comprised of select members of the District of Columbia bench and bar.

In addition, Mr. Tycko has handled many pro bono cases in the area of human rights law, including representation of political refugees seeking asylum, and preparation of amicus briefs on behalf of the Lawyers Committee for Human Rights (now known as Human Rights First) and other organizations and individuals in various appellate matters, including matters before the Supreme Court.

Mr. Tycko is admitted to practice before the courts of the District of Columbia, Maryland and New York, as well as before numerous federal courts, including the Supreme Court, the Circuit Courts for the D.C. Circuit, Third Circuit, Fourth Circuit, Fifth Circuit, Seventh Circuit, Ninth Circuit, Eleventh Circuit and Federal Circuit, the District Courts for the District of Columbia and District of Maryland,  the Southern District of New York, the Northern District of New York, the Western District of New York, and the Court of Federal Claims.

When he is not engaged in professional matters, Mr. Tycko enjoys coaching his daughters’ basketball teams, fishing for blues off the Delaware coast, cheering on the Nationals, and reading books on physics and astronomy.