David F. Gremillion

Senior Counsel


David F. Gremillion was born in New Orleans and grew up in South Louisiana. He is a graduate of The University of the South in Sewanee, Tennessee and received his Juris Doctor and Certificate of Louisiana Civil Law Studies from Mississippi College School of Law. David began his legal career representing criminal defendants and injured persons in personal injury lawsuits. During this time, David was voted as a Top 40 Under 40 criminal trial lawyer in Louisiana by the National Trial Lawyers.


In 2020, David began working as in-house counsel to the second largest auto insurer in the country. During his time as in-house counsel, David defended a large volume of personal injury lawsuits protecting both the insurance company the insured driver’s rights. David brings this courtroom and corporate experience to Koeppel LLC to continue providing superior service and aggressive legal representation to all of his clients.  


  • Appellate Practice 

  • Cyber Law

  • Criminal Defense & Appeals

  • Employment Law

  • Insurance Coverage

  • Insurance Defense Litigation

  • Medical Malpractice

  • Professional Liability

  • Toxic Tort and Mass Litigation



  • Louisiana State Bar

  • U.S. District Court for the Eastern District of Louisiana



  • Sewanee: The University of the South, B.A., 2011

  • Mississippi College School of Law, J.D., 2015


  • Louisiana State Bar Association

  • New Orleans Bar Association

  • 22nd JDC Bar Association