Boston College Law School

Cornell University


United States Supreme Court
US Court of Appeals, First Circuit
US District Court, Massachusetts
Supreme Judicial Court of Massachusetts


Honorable Raymond J. Pettine, US District Court, District of Rhode Island

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    Over one-third of equity partners and majority of practice areas recognized for excellence

Jack Cinquegrana

Practice Group Leader,
Litigation Department Co-Chair

t 617-248-4002   f 617-248-4000

“impressive trial lawyer … fantastically experienced white collar practitioner ... judgment you can take to the bank”

Chambers USA

Jack Cinquegrana co-chairs the firm's Litigation Department and Government Enforcement & Compliance Practice Group.  He is a veteran trial lawyer with over 25 years of experience in litigation and government enforcement matters.

Jack is a past President of the Boston Bar Association and a fellow of the American College of Trial Lawyers and the International Academy of Trial Lawyers.  He is included in The Best Lawyers in America in the specialties of Bet-the-Company Litigation, White Collar Criminal Defense, Securities Litigation, and Corporate Governance Law.  Chambers USA recognizes Jack in White Collar Defense and Government Investigations.  He is included in The International Who’s Who of Business Crime Lawyers and Massachusetts Super Lawyers Top 100.

Jack serves as Chairman of the Committee for Public Counsel Services, the governing board of Massachusetts' public defender agency, which provides legal representation to indigent persons in criminal and civil cases throughout the state. 

Practice Focus

Government Enforcement & Compliance:  represents companies and individuals in government investigations and related civil and criminal litigation. 

Previous Experience

Prosecutorial:  Assistant United States Attorney; Chief Trial Counsel in the Suffolk County District Attorney's Office in Boston - directed a staff of more than 110 attorneys in the largest prosecutor's office in Massachusetts; Assistant District Attorney.

Representative Recent Engagements

  • A global financial institution in a federal anti-money laundering investigation.
  • Pharmaceutical and medical device companies, and their executives, in  investigations regarding scientific evidence and promotional practices.
  • A national academic institution in an investigation regarding academic integrity and not-for-profit status.
  • Special Counsel to the Massachusetts Supreme Judicial Court, for the purpose of conducting an independent inquiry regarding the Massachusetts District Courts and the Boston Municipal Court.
  • Public and private companies in internal investigations regarding regulatory reporting and revenue recognition practices, and whistleblower complaints.
  • Companies, corporate officers, and board committees in SEC insider trading,  revenue recognition, and Reg. FD investigations and related litigation.
  • Defense of False Claims Act claims in qui tam litigation involving health insurers and pharmaceutical companies.  
  • Defense of criminal tax and export controls investigations. 

Publications and Presentations

Professional and Community Involvement

Jack’s professional activities have involved service to the bar, public interest organizations and legal education, including:   

  • President of the Boston Bar Association (2006-2007).
  • Co-Chair of the Diversity and Inclusion Section, Boston Bar Association (2009-2010).
  • Chair of the Committee for Public Counsel Services, the governing board of Massachusetts’ public defender agency, which provides legal representation to indigent persons in criminal and civil cases throughout the state (2012-present); Member (2009–2012).
  • Member of the Commission to Study the Compensation of Assistant District Attorneys and Staff Attorneys for the Committee for Public Counsel Services, by appointment of the Governor (2014).
  • Committee on Judicial Performance Evaluation, by appointment of the Supreme Judicial Court. (2013 – present).
  • Board of Trustees, Boston Bar Foundation.
  • Member of the American Bar Association’s nine-member Criminal Justice Standards Committee, which monitors, updates and implements the ABA’s Standards for Criminal Justice.  Jack served as a reviewer of the ABA Standards for Criminal Justice:  DNA Evidence (2007) and ABA Standards for Criminal Justice: Prosecutorial Investigations (2008). 
  • Member of the Massachusetts Sentencing Commission, by appointment of the Governor (2004-2005).
  • Member of the Massachusetts State Committee of the American College of Trial Lawyers and the ACTL’s Federal Criminal Procedure Committee.
  • Co-Chair for the Northeast Region of the American Bar Association's White Collar Crime Committee.
  • Former Secretary of the Boston Bar Association, member of the Executive Committee and Council and Chairman of the Nominating Committee.
  • Over ten years’ service as an officer and director of the Crime and Justice Foundation  (now Community Resources for Justice) in Boston, a non-profit organization providing support and advocacy for individuals transitioning from the adult and juvenile criminal justice systems.
  • Member of the Boston Bar Association's Task Force on Justice and Special Committee on Sentencing Legislation, which drafted the legislation creating the Massachusetts Sentencing Commission.
  • Member of the Board of Editors of the Boston Bar Association Journal.
  • Contributing author to the Massachusetts Superior Court Criminal Practice Manual, published by Massachusetts Continuing Legal Education.
  • Instructor in trial practice at Harvard Law School, The Attorney General's Advocacy Institute in the Department of Justice, Boston College Law School, Suffolk University Law School, the Massachusetts Academy of Trial Attorneys, Massachusetts Continuing Legal Education and the Boston Bar Association.
  • Massachusetts Bar Association Task Force on Alternative Dispute Resolution Mechanisms.
  • Committee on Indigent Appointments of the United States District Court for the District of Massachusetts.

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