Denis C. Mitchell Partner

T: 202.661.0917


Denis C. Mitchell is an experienced trial attorney who has successfully represented individuals and businesses in complicated litigation. He has tried cases before multiple state and federal courts in the region. He has obtained many multi-million dollar recoveries for clients and has successfully defended businesses in multi-million dollar commercial disputes in arbitration and at the trial and appellate level.

Mr. Mitchell is an Adjunct Professor in Trial Advocacy at the Georgetown University Law Center. He has been chosen to hold leadership positions in multiple organizations, including President of the Trial Lawyers Association of Metropolitan Washington, D.C. (2014) and Chair of the D.C. Bar Tort Law Section. He has written for quarterly publications and made presentations on important civil cases handed down by state and federal courts in the District of Columbia.

Mr. Mitchell is fluent in Spanish, having spent a year teaching and studying in the Economics Department at the University of Navarre in Pamplona, Spain.

Prior to joining Stein Mitchell Muse Cipollone & Beato LLP, he was a litigation associate at Piper Rudnick, LLP (now DLA Piper) in Baltimore, Maryland, where he litigated patent and trademark cases and commercial disputes.

Honors & Awards

2014 Trial Lawyer of the Year, an honor bestowed by the Trial Lawyers Association of Metropolitan Washington, D.C.

He has been recognized by Best Lawyers® and SuperLawyers® as a leading practitioner in the District of Columbia since 2011.

Denis Mitchell Best Lawyer

Representative Matters

Medical Malpractice & Personal Injury 

  • 8.3 million verdict in wrongful death/medical malpractice case in the Circuit Court of Anne Arundel County on behalf of local mother and restaurant proprietor who died during a medical procedure. 
  • Successful representation of multiple patients who received unnecessary stents. 
  • Successful representation of patient who suffered brain injury resulting from meningitis. 
  • Co-counsel in multi-million dollar verdict on behalf of consumers in home mortgage/loan closing fraud cases. 
  • Successful representation of multiple stroke victims who suffered life altering brain injuries. 
  • Successful representation of multiple victims of commercial motor vehicle accidents involving tractor trailers, school buses, and trash removal vehicles. 
  • For more information about other matters where Denis Mitchell has successfully represented victims of medical negligence or other cases involving catastrophic injuries please contact Jocelyn Gould at 202-661-0944.

Commercial Litigation 

  • Won summary judgment on behalf of commercial real estate owner and developer against large commercial tenant. 
  • Successful representation of investors/operators of commercial real estate in partnership dispute. 
  • Successful representation of law firm in arbitration regarding dissolution of law firm.

Academic Appointments

Adjunct Professor at Georgetown Univeristy School of Law         2007-Present

1100 Connecticut Avenue NW, Suite 1100, Washington, D.C. 20036  |  Phone: 202.737.7777
Photo of Denis C. Mitchell


  • Maryland
  • District of Columbia


University of Maryland School of Law, J.D.

  • Notes and Comments Editor, Maryland Law Review
  • Member, Order of the Coif

University of Virginia, B.A. 

University of Navarre in Pamplona, Spain