Chip Loewenson is a member of the firm's Securities Litigation, Enforcement, and White-Collar Defense Group. His practice focuses primarily on white-collar defense, including regulatory matters. His cases have included alleged insider trading, market manipulation, and other securities fraud issues, foreign corrupt practices, government contract fraud, FDA reporting, trade secrets, customs violations, tax evasion, money laundering, price-fixing, health care fraud, false claims against the government, obstruction of justice, and attorney discipline. He has also handled significant civil litigation, including cases involving civil RICO, securities fraud, and trade secrets.

The United States District Court for the Southern District of New York has appointed Mr. Loewenson as receiver in three separate SEC enforcement actions, including SEC v. Credit Bancorp, Ltd., in which he led a 14-year effort resulting in the recovery of most of the $200 million that customers lost in a Ponzi scheme. The SEC also appointed him Independent Consultant in an enforcement action against the notorious securities boiler room, Stratton Oakmont, which was featured in “The Wolf of Wall Street.”

Prior to joining Morrison & Foerster in 1990, Mr. Loewenson served as an Assistant United States Attorney in the Southern District of New York for five years. For most of his time there, he served on the Securities and Commodities Fraud Task Force, where he prosecuted cases involving insider trading, stock manipulation, other securities fraud offenses, and tax evasion. As an Assistant U.S. Attorney, Mr. Loewenson was successful in 15 out of 16 verdicts in the cases he tried. In April 1991, he received the Director's Award for Superior Performance from the Director of the Executive Office for United States Attorneys.

From 2001-2007, Mr. Loewenson was a member of the New York State Ethics Commission, a body charged with interpreting and enforcing New York State's ethics in government statutes. From 2007-2013, he was chairman of the board of the Jacob Javits Convention Center in New York City.

He is a member of the American Bar Association and its Criminal Justice Section, as well as a member of the Association of the Bar of the City of New York and its Committee on White-Collar Criminal Defense, and a former member of its committees on Federal Courts and Professional Discipline. He is also a member of the New York Council of Defense Lawyers and the Federal Bar Council.

Mr. Loewenson taught trial practice as an Adjunct Professor at New York University School of Law (1988 to 1992), at the Practising Law Institute in New York City (1991-1994), and at the Trial Advocacy Program of the Manhattan District Attorney's Office (1989-1994).

At Yale Law School, Mr. Loewenson was a Note Editor of the Yale Law Journal, and at Princeton, he was the Editorial Chairman of the Daily Princetonian. Mr. Loewenson was a Fulbright Scholar and was a visiting scholar at the Stockholm International Peace Research Institute in Stockholm, Sweden.

After serving as a law clerk for the Honorable Frank M. Coffin of the U.S. Court of Appeals for the First Circuit, he served for a year on the National Legal Staff of the American Civil Liberties Union in New York City as the Karpatkin Fellow.