Michael Engle is a skilled trial lawyer with more than 20 years of experience handling complex criminal cases, internal investigations and compliance matters. He also handles a variety of civil litigation matters, especially the defense of False Claims Act or qui tam actions. Michael’s clients rely on his sound judgment as they face complex allegations, and appreciate his ability to provide individualized attention and consistent communication.

A fellow of the esteemed American College of Trial Lawyers, Michael regularly represents individuals, public officials and professionals, public and private companies of all sizes, nonprofits and other organizations in federal and state courts primarily on the East Coast, including Pennsylvania, New Jersey, New York, Delaware, Maryland and Washington, D.C. His representations often involve parallel criminal, civil or regulatory proceedings or investigations. He also routinely represents clients in connection with grand jury subpoenas and civil investigative demands (CIDs).

Michael is skilled in representing clients in government inquiries involving antitrust laws, criminal/civil tax matters and criminal/civil securities cases. In addition, Michael frequently conducts investigations into matters related to employee theft and fraud, workplace injuries and deaths, as well as theft of trade secrets or confidential information. While he represents clients across a wide variety of industries, Michael has specific prior experience in environmental and health care litigation matters, as well as the defense of members of various branches of the U.S. military in connection with alleged violations of the Uniform Code of Military Justice (UCMJ).

Michael also has extensive experience with matters in the area of higher education, including military academies, where he has defended students, fraternal members and organizations in connection with student conduct violation hearings, Title IX matters and grand jury investigations. Over the years, Michael has represented a number of individuals charged with criminal offenses in high-profile cases involving allegations of hazing, and he has counseled both individuals and entities with respect to the civil and criminal liabilities associated with hazing conduct.

A frequent speaker and adjunct professor, Michael presents to clients, key industry organizations and law students on white-collar defense, grand jury matters, federal criminal litigation and other related topics. Actively involved in the professional community, Michael is a past president of the Pennsylvania Association of Criminal Defense Lawyers (PACDL) and currently serves as co-chair of the White-Collar Practice Committee. 


Prior to joining Armstrong Teasdale, Michael served as chair of the White-Collar Defense, Compliance & Investigations practice at another national law firm. He has worked in private practice at a variety of other large law firms in Philadelphia, and also has more than 10 years of experience operating his own law firm.


  • George Washington University Law School  (J.D., 2000)
  • Villanova University  (B.A., summa cum laude, 1997)
    • Sociology


  • Pennsylvania
  • New York
  • District of Columbia
  • U.S. Supreme Court
  • U.S. Court of Appeals, Third Circuit
  • U.S. District Court, Eastern District of New York
  • U.S. District Court, Southern District of New York
  • U.S. District Court, Eastern District of Pennsylvania
  • U.S. District Court, Middle District of Pennsylvania
  • U.S. District Court, Western District of Pennsylvania
  • U.S. District Court, District of Columbia
  • U.S. District Court, District of New Jersey

Professional Activities

  • American Board of Criminal Lawyers (ABCL), Fellow
  • American College of Trial Lawyers (ACTL), Fellow
  • National Association of Criminal Defense Lawyers (NACDL) (Director, Board of Directors, August 2019 - February 2021; Vice-Chair, Council of Affiliates, August 2019 - February 2021)
  • Pennsylvania Association of Criminal Defense Lawyers (PACDL) (President, 2009-2011; Co-Chair, White-Collar Practice Committee, 2012-present)
  • Pennsylvania Association of Criminal Defense Lawyers Foundation for Justice (Secretary)
  • Federal Bar Association, Criminal Law Committee
  • American Bar Foundation, Fellow
  • Temple University Law School (Adjunct Professor, Sentencing Advocacy, Spring 2020 to present)


  • Chambers USA: America's Leading Lawyers for Business, Litigation: White-Collar Crime & Government Investigations (2022)
  • Martindale-Hubbell, AV Preeminent rating
  • The Best Lawyers in America®, Criminal Defense - General Practice (2015-present); Lawyer of the Year (2022)
  • Pennsylvania Super Lawyers® (2011-present)
  • Pennsylvania Super Lawyers®, Top 100 Pennsylvania (2018)
  • Pennsylvania Super Lawyers®, Top 100 Philadelphia (2017-2018, 2022)
  • Pennsylvania Super Lawyers®, Rising Star (2008, 2010)
  • The Charles P. Gelso President’s Award, Pennsylvania Association of Criminal Defense Lawyers
Contact Us
  • Worldwide
  • Boston, MA
  • Denver, CO
  • Dublin, Ireland
  • Edwardsville, IL
  • Jefferson City, MO
  • Kansas City, MO
  • Las Vegas, NV
  • London, England
  • Miami, FL
  • New York, NY
  • Philadelphia, PA
  • Princeton, NJ
  • Salt Lake City, UT
  • St. Louis, MO
  • Wilmington, DE
abstract image of world map
Boston, MA
800 Boylston St.
30th Floor
Boston, MA 02199
Google Maps
Boston, Massachusetts
Denver, CO
4643 S. Ulster St.
Suite 800
Denver, CO 80237
Google Maps
Denver, Colorado
Dublin, Ireland
Fitzwilliam Hall, Fitzwilliam Place
Dublin 2, Ireland
Google Maps
Edwardsville, IL
115 N. Second St.
Edwardsville, IL 62025
Google Maps
Edwardsville, Illinois
Jefferson City, MO
101 E. High St.
First Floor
Jefferson City, MO 65101
Google Maps
Jefferson City, Missouri
Kansas City, MO
2345 Grand Blvd.
Suite 1500
Kansas City, MO 64108
Google Maps
Kansas City, Missouri
Las Vegas, NV
3770 Howard Hughes Parkway
Suite 200
Las Vegas, NV 89169
Google Maps
Las Vegas, Nevada
London, England
Royal College of Surgeons of England
38-43 Lincoln’s Inn Fields
London, WC2A 3PE
Google Maps
Miami, FL
3250 Mary Street
Suite 102
Coconut Grove, FL 33133
Google Maps
Photo of Miami, Florida
New York, NY
7 Times Square, 44th Floor
New York, NY 10036
Google Maps
New York City skyline
Philadelphia, PA
2005 Market Street
29th Floor, One Commerce Square
Philadelphia, PA 19103
Google Maps
Philadelphia, Pennsylvania
Princeton, NJ
100 Overlook Center
Second Floor
Princeton, NJ 08540
Google Maps
Princeton, New Jersey
Salt Lake City, UT
201 South Main Street
Suite 750
Salt Lake City, UT 84111
Google Maps
Salt Lake City, Utah
St. Louis, MO
7700 Forsyth Blvd.
Suite 1800
St. Louis, MO 63105
Google Maps
St. Louis, Missouri
Wilmington, DE
300 Delaware Avenue
Suite 210
Wilmington, DE 19801
Google Maps
Wilmington, Delaware