People

John Moustakas

John Moustakas

Partner

901 New York Avenue, NW
Washington, DC 20001
202.346.4236
jmoustakas@goodwinprocter.com

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Areas of Practice

John Moustakas’s practice focuses on complex civil and criminal trial litigation and on corporate investigations. Since returning to private practice after serving as an Assistant U.S. Attorney in D.C., Mr. Moustakas has conducted a robust trial practice, securing across-the-board acquittals for clients charged with making false statements.

Work for Clients

Mr. Moustakas successfully defended The Prudential Insurance Company of America in securities fraud and breach of contract claims relating to the regulation of market-timing trading practices in its mutual funds; defeated claims that the nation’s largest owner and operator of apartment buildings failed to provide reasonable accommodation to the handicapped under the Fair Housing Act; and prevailed against claims of waste and mismanagement in connection with a lawsuit for damages to collateral securing a multi-million dollar loan.

Mr. Moustakas’s other recent matters include: representation of former Arthur Andersen auditors and tax advisors in connection with criminal prosecution of Dynegy employees; defense of a major area developer in litigation arising out of award of contract to construct $400 million facility on behalf of the United States government; internal investigation of political activities and contributions of a local labor union on behalf of its national chapter; defense of Fortune 500 companies in nationwide class action tort actions; representation of defense contractor client investigated for, among other things, economic espionage, resulting in declination of prosecution; representation of U.S. State Department auditor in connection with investigation into alleged misappropriation of government secrets, resulting in declination of both prosecution and adverse administrative action; defense of major healthcare provider in connection with nationwide...more »



Mr. Moustakas successfully defended The Prudential Insurance Company of America in securities fraud and breach of contract claims relating to the regulation of market-timing trading practices in its mutual funds; defeated claims that the nation’s largest owner and operator of apartment buildings failed to provide reasonable accommodation to the handicapped under the Fair Housing Act; and prevailed against claims of waste and mismanagement in connection with a lawsuit for damages to collateral securing a multi-million dollar loan.

Mr. Moustakas’s other recent matters include: representation of former Arthur Andersen auditors and tax advisors in connection with criminal prosecution of Dynegy employees; defense of a major area developer in litigation arising out of award of contract to construct $400 million facility on behalf of the United States government; internal investigation of political activities and contributions of a local labor union on behalf of its national chapter; defense of Fortune 500 companies in nationwide class action tort actions; representation of defense contractor client investigated for, among other things, economic espionage, resulting in declination of prosecution; representation of U.S. State Department auditor in connection with investigation into alleged misappropriation of government secrets, resulting in declination of both prosecution and adverse administrative action; defense of major healthcare provider in connection with nationwide civil RICO conspiracy suit; representation of American University against charges of racial and gender discrimination; high-profile representation of CIA official wrongly accused of espionage, resulting in client’s full exoneration, restoration of all security clearances, reinstatement, and a formal, written apology by the FBI. less »

Professional Activities

Mr. Moustakas has served on the Courts, Lawyers, and Administration of Justice Steering Committee of the District of Columbia Bar since June 1998.

Publications/Presentations

In law school, Mr. Moustakas served as Note Editor on the Cornell Law Review.

Professional Experience

Mr. Moustakas was a partner at Shea & Gardner prior to its combination with Goodwin Procter in 2004. Mr. Moustakas returned to Shea & Gardner in 2000 after serving more than six years as an Assistant United States Attorney for the District of Columbia, where he was responsible for criminal prosecutions in both federal and local District of Columbia courts. During his tenure as a prosecutor, he specialized, among other things, in complex cases involving public corruption and government fraud. While in the government, he argued numerous appeals and handled more than two dozen jury trials. He has structured and overseen long-term investigations leading to successful prosecutions involving mail, wire, and bank fraud, money laundering, tax evasion and fraud, bribery, false statements, obstruction of justice, tampering with evidence, and conspiracy.

Mr. Moustakas has been an adjunct professor at the Washington College of Law at American University, and after law school he clerked for the Honorable Joseph L. Tauro of the U.S. District Court for the District of Massachusetts (1989-90) and the Honorable Robert Boochever of the U.S. Court of Appeals for the Ninth Circuit (1990-91).

Bar and Court Admissions

Mr. Moustakas is admitted to the bars of the Commonwealth of Massachusetts and the District of Columbia.

Education

J.D., Cornell Law School, 1989 (cum laude)
B.A., Boston University, 1986 (magna cum laude)