Justin Engel is a litigator and employment lawyer who represents businesses through all stages of the litigation process and also provides pre-litigation counseling on a range of employment-related and business issues. He has tried cases to verdict before both juries and judges. He also has significant experience conducting internal investigations for clients in response to whistleblower complaints and government inquiries.

Justin’s clients primarily include businesses in the pharmaceutical, health care, technology, management consulting, financial services, private equity and insurance industries. He regularly defends businesses in court and before administrative agencies against a wide variety of employment-related claims under federal and state statutes, including claims for discrimination, hostile work environment, retaliation, personnel misclassification, and wage and hour violations. He also has experience defending clients in complex commercial litigation, including cases involving claims of health care fraud, securities fraud, antitrust violations and other white-collar criminal and civil claims.

In addition, a significant portion of Justin’s practice involves prosecuting and defending against claims for violation of restrictive covenants and trade secret misappropriation.


Prior to joining Armstrong Teasdale, Justin was a partner at Bello Welsh LLP, a boutique employment firm. Before that, he worked as a general litigator for more than 10 years with international law firms, where he defended businesses and executives in connection with complex commercial litigation and government investigations. Justin also has experience as an Assistant Attorney General and Deputy Section Head in the Litigation Bureau of the New York State Office of the Attorney General. He previously served as a law clerk in U.S. District Court for the District of Connecticut.


  • University of Pennsylvania Law School  (J.D., cum laude, 2006)
  • State University of New York at Albany  (M.A., summa cum laude, 2003)
    • Criminal Justice
  • State University of New York at Albany  (B.A., summa cum laude, 2003)
    • Psychology


  • Massachusetts
  • New York
  • U.S. District Court, District of Massachusetts
  • U.S. District Court, Northern District of New York

Professional Activities

  • American Bar Association
Contact Us
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  • Philadelphia, PA
  • Princeton, NJ
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  • Washington, D.C.
  • Wilmington, DE
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Boston, MA 02199
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Edwardsville, IL 62025
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1980 Festival Plaza Drive, Suite 750
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Royal College of Surgeons of England
38-43 Lincoln’s Inn Fields
London, WC2A 3PE
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355 Alhambra Circle
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Coral Gables, FL 33134
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Philadelphia, PA 19103
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Princeton, NJ
100 Overlook Center
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Salt Lake City, UT 84101
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Washington, DC 20036
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Wilmington, DE
1007 North Market Street
Wilmington, DE 19801
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