People

Stephen A. Jonas

Partner

Co-Chair, Investigations and Criminal Litigation Practice Group

Jonas, Stephen A.

Stephen A. Jonas is co-chair of the firm's Investigations and Criminal Litigation Practice Group. His practice focuses on representing corporations and individuals in investigations and criminal defense and grand jury matters. Mr. Jonas' work includes the full range of representation of clients in this area from internal corporate investigations to grand jury representation to criminal trials and appeals. He has represented clients in jurisdictions around the country, as well as in cross-border investigations. Mr. Jonas also handles related False Claims Act cases, government enforcement proceedings and civil litigation. He has substantial experience in the areas of healthcare fraud, immigration fraud, accounting fraud, securities fraud, economic espionage and environmental crimes. Mr. Jonas also has experience in the unique issues of representing corporate and outside legal counsel in government investigations.

Mr. Jonas joined Hale and Dorr in 1984. In 1988, Mr. Jonas was appointed Deputy Attorney General and Chief of the Public Protection Bureau of the Massachusetts Attorney General’s Office, which handled all of the Commonwealth’s environmental, civil rights and consumer enforcement investigations and litigation, as well as its nuclear plant safety and asbestos property damage litigation. Mr. Jonas rejoined the firm in 1991.

Honors & Awards

  • Recommended by The Legal 500 United States for his white-collar criminal defense practice in 2016 and 2017
  • Named a "New England Super Lawyer" (formerly "Massachusetts Super Lawyer") in white collar criminal defense in the 2004-2008 and 2011-2016 issues of Boston Magazine
  • Selected as one of the world's leading defense lawyers in the 2012-2016 editions of Who's Who Legal: The International Who's Who of Business Crime Defence Lawyers, with sources recently saying he is "a leading figure at the Massachusetts bar who is very well-known for representing corporations and individuals in government investigations and criminal matters." 
  • Selected by clients and peers as being among the world's leading investigations lawyers in the 2015, 2016 and 2017 editions of Global Investigations Review's Who's Who Legal: Investigations
  • Named a Life Sciences Star in the 2012-2017 editions of LMG Life Sciences for government enforcement/investigation  

Publications & News

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November 7, 2017

LMG Life Sciences 2017 Honors WilmerHale With Top Rankings

LMG Life Sciences has recognized WilmerHale among the nation's leading life sciences law firms in its 2017 rankings, citing the firm's Life Sciences Practice as “renowned for its range and multidisciplinary teams that counsel clients in technology, pharmaceutical and medical device companies as well as investment banks and venture capitalists.”

June 9, 2017

The Legal 500 United States 2017 Recognizes 125 WilmerHale Lawyers Across 28 Practice Areas

The Legal 500 United States has released its 2017 rankings, recommending 125 WilmerHale lawyers—including 12 who are named to its elite “Leading Lawyers” list and two on its “Next Generation Lawyers” list—and 28 practice areas in its 11th edition.

April 19, 2017

President Trump Signs Buy American and Hire American Executive Order

On April 18, 2017, President Trump signed an important executive order promoting “Buy American” and “Hire American” policies.

January 31, 2017

False Claims Act: 2016 Year-in-Review

In 2016, the Department of Justice continued to give high priority to False Claims Act investigations and prosecutions. This WilmerHale Client Alert was republished by Pratt's Government Contracting Law Report.

November 22, 2016

United States: Handling Internal Investigations

Stephen Jonas and Daniel Schubert published this chapter for The Investigations Review of the Americas 2017 in partnership with Global Investigations Review, which provides a brief primer on how to conduct an effective internal investigation in the United States.

November 9, 2016

LMG Life Sciences Ranks WilmerHale and Attorneys Among the Best

The 2016 guide highlights nine firm practices and 18 attorneys, recognizing work under three categories—Intellectual Property, Finance and Transactional, and Non-IP Litigation and Enforcement.

June 22, 2016

The Legal 500 United States 2016 Recognizes 111 WilmerHale Lawyers Across 30 Practice Areas

The guide's rankings are based on a series of criteria, including client feedback, interviews with private practice lawyers, and its own research.

September 25, 2015

WilmerHale's Investigations Practice Ranks Second in GIR's "Top 30" Inaugural Listing

WilmerHale's investigations practice is named at the top of Global Investigations Review's inaugural listing of the 30 leading global investigations and compliance practices.

September 14, 2015

LMG Life Sciences Release 2015 Rankings, Again Names WilmerHale a "Life Cycle Firm"

In its latest edition, LMG Life Sciences recognizes eight WilmerHale practice areas and 16 attorneys, and for the fourth consecutive year names WilmerHale a "Life Cycle Firm."

September 10, 2015

DOJ Outlines New Policy Regarding White Collar Cases Against Individuals

The Department of Justice has released a new policy intended to further the Department’s effort to hold individuals accountable for corporate wrongdoing. 

Recent Highlights

Representative examples of investigations and criminal litigation matters that Mr. Jonas has handled recently include:

  • Representing international pharmaceutical and medical device companies in federal criminal healthcare fraud investigations conducted by the DOJ and related false claims act cases
  • Representing medical device and pharmaceutical company executives and employees in criminal healthcare fraud investigations conducted by the DOJ
  • Representing an Indian-based worldwide business technology company in federal grand jury and related investigations concerning immigration matters
  • Trial counsel for the former executive vice president and general counsel of a software company in a federal securities fraud trial
  • Trial counsel for in house corporate counsel prosecuted by the DOJ in federal criminal environmental case
  • Representing an investment advisory firm in connection with a federal investigation and trial of public corruption in New York State
  • Representing a Far East-based food processing company in a federal criminal investigation of alleged violations of endangered species laws and the federal Food, Drug and Cosmetic Act

Professional Activities

Mr. Jonas is a member of the American Bar Association, the Massachusetts Bar Association and the National Association of Criminal Defense Attorneys.

Community Involvement

Mr. Jonas is a member of the Board of Directors of Wide Horizons for Children, Inc., an international adoption agency.