LAWYER PROFILE
Jonathan Kotlier

Jonathan Kotlier

USA 2026

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Ranked in 1 practice area

About

Provided by Nutter McClennen & Fish LLP

USA

Practice Areas

Jonathan L. Kotlier chairs Nutter’s White Collar Defense practice group. Numerous corporations and individuals rely on Jonathan’s extensive experience and expertise in white collar criminal and complex civil cases and investigations involving alleged securities fraud, health care fraud, Foreign Corrupt Practices Act violations, environmental crimes, government contracting fraud, and False Claims Act violations. Prior to joining the firm in 2004, Jonathan was Chief of the Economic Crimes Unit of the U.S. Attorney’s Office in Boston.

Corporations and special litigation committees frequently engage Jonathan to conduct internal investigations on their behalf. He recently represented executives at several different pharmaceutical companies in investigations involving off-label promotion and False Claims Act violations. He regularly represents individuals and corporations before the Securities and Exchange Commission (SEC), FINRA, and the Massachusetts Securities Division.

Personal

J.D., Boston University School of Law; M.A., University of Chicago; B.A., University of Pennsylvania.

Chambers Review

Provided by Chambers

Chambers Guide to the USA

Litigation: White-Collar Crime & Government Investigations - Massachusetts

Band 2
Band 2

Individual Editorial
Jonathan Kotlier of Nutter McClennen & Fish LLP attracts praise for his handling of criminal litigation and government investigations. He advises clients on a wide range of matters, including securities fraud and False Claims Act cases.

Strengths

Provided by Chambers

  • Jonathan goes above and beyond, is very thorough and well connected in the industry.

    Litigation: White-Collar Crime & Government InvestigationsChambers Guide to the USA
  • Jonathan is deeply experienced and really strategic in how he pushes the litigation forward. He knows the white collar space really well.

    Litigation: White-Collar Crime & Government InvestigationsChambers Guide to the USA
  • Jonathan provided excellent support during a grueling situation. He was patient and took the time to explain the legal process.

    Litigation: White-Collar Crime & Government InvestigationsChambers Guide to the USA
  • Jonathan is a trustworthy and passionate advocate.

    Litigation: White-Collar Crime & Government InvestigationsChambers Guide to the USA

Ranked Individuals at Nutter McClennen & Fish LLP (28)

Massachusetts

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