Great People. Exceptional Lawyers.

George W. Vien

George W. Vien George W. Vien served as a federal prosecutor for more than 24 years before joining Donnelly, Conroy and Gelhaar.  At DCG, Mr. Vien has represented a wide range of individuals and entities in criminal, civil and regulatory matters including: 

  • Numerous individuals in federal and state health care fraud investigations.
  • Individuals and entities in SEC and Department of Justice investigations relating to insider trading and other securities related matters in numerous federal districts including the District of Massachusetts, and the Southern District of New York.
  • An officer and director of a publicly-traded company in an SEC and Department of Justice investigation involving the Foreign Corrupt Practices Act.
  • In house counsel and other individuals in a Department of Justice international anti-trust cartel investigation.
  • Individuals in federal investigations and prosecutions involving money laundering, wire fraud, insurance and bankruptcy fraud.   
  • Actually innocent but wrongfully convicted individuals. 
  • Individuals involved in Export Control Act investigations and prosecutions in multiple federal jurisdictions.  

Prior to DCG, Mr. Vien served for 20 years as an Assistant United States Attorney in the United States Attorney's Office for the District of Massachusetts.  While an Assistant United States Attorney in Boston, Mr. Vien served in the Health Care Fraud Unit, the Drug Task Force, the Public Corruption Unit, and the Organized Crime Strike Force. Mr. Vien prosecuted a broad spectrum of cases including health care fraud, RICO, mail and wire fraud, federal highway fraud, federal capital murder, tax violations, drug trafficking, prescription drug diversion, firearms crimes, murder in aid of racketeering, Hobbs Act extortion, extortionate credit transactions, federal bribery, sex trafficking, child pornography, police corruption, civil rights violations, witness intimidation, perjury, federal program fraud, and money laundering.

In 1999, Mr. Vien was assigned to the Department of Justice's Campaign Financing Task Force in Washington, DC, and prosecuted violations of the federal campaign financing laws.

Mr. Vien has conducted extensive grand jury investigations as well as investigations involving all aspects of electronic surveillance. He has also dealt with issues arising under the Foreign Intelligence Surveillance Act.

Mr. Vien has tried well over 40 criminal cases in Boston, Worcester, Concord (N.H.), Miami, Fort Lauderdale, West Palm Beach, and Little Rock, Arkansas.  Some of Mr. Vien’s notable prosecutions include:

  • The prosecution of Yah Lin “Charlie” Trie, who was convicted of violating the federal campaign financing laws.
  • Gary Lee Sampson, who was convicted of car-jacking murder and sentenced to death.
  • P.A. Landers Inc., its President and Vice President, who were convicted of conspiracy, federal highway fraud and mail fraud for defrauding state and local governments on federally funded highway projects.
  • Bayer Corporation, which paid a $251 million civil settlement and a $5.6 million criminal fine resulting from a fraudulent private labeling scheme designed to evade “best price” agreements with the Medicaid program.
  • The “Intervale Posse” case in which several members of Boston’s most notorious and violent street gang were convicted of drug trafficking, murder and related offenses. 

Mr. Vien began his career as a litigation associate at Goodwin Procter LLP in Boston. He was first appointed as an Assistant United States Attorney for the District of New Hampshire. He thereafter became a federal prosecutor in the United States Attorney’s Office for the Southern District of Florida before joining the United States Attorney's Office for the District of Massachusetts.

Mr. Vien also served as the Chief Compliance Officer for Holcim (US) Inc. and Aggregate Industries US.   Holcim (US) is part of the Holcim Group, which is one of the largest cement manufacturers in the world and owns Aggregate Industries US (“AIUS”).  AIUS produces concrete, asphalt and aggregates at multiple locations around the United States.  As Chief Compliance Officer, Mr. Vien helped AIUS through the termination of the federal monitorship that resulted from its criminal conviction based on its involvement in the massive highway construction project commonly known as “The Big Dig.”  Mr. Vien was also responsible for code of conduct, anti-bribery, and anti-trust training programs at Holcim (US) and AIUS.

Mr. Vien is a former adjunct professor at Suffolk University Law School and has taught at the F.B.I. Academy in Quantico, Virginia.

He graduated from Wesleyan University, and the University of Pennsylvania Law School with honors.


George W. Vien
617-720-2880 x120



JD, cum laude, University of Pennsylvania Law School, 1985
BA, Wesleyan University, 1982


United States District Court
(D. Mass.)
United States Court of Appeals (1st Cir.)


260 Franklin Street, Suite 1600, Boston, MA 02110
Tel 617 720 2880 | Fax 617 720 3554
260 Franklin Street, Suite 1600
Boston, MA 02110
Tel 617 720 2880 | Fax 617 720 3554