Douglas Marthinsen

Douglas A. Marthinsen

  • Tort and Casualty Litigation
  • Insurance Law
  • UM/UIM Coverage
  • Premises Liability
  • Automobile Insurance Litigation
  • Homeowners Coverage
  • Property and Casualty Claims
Douglas Marthinsen is a 2015 graduate of the University of South Carolina and received his Juris Doctor from the University of South Carolina School of Law in 2018. Prior to joining Summers, McDonnell, Hudock, Guthrie and Rauch, P.C., Mr. Marthinsen practiced law in South Carolina at the Oconee County Public Defender's Office and at a general litigation firm in Charleston, SC.
In 2021, Mr. Marthinsen was admitted to practice in Pennsylvania and in the U.S. District Court for the Western District of Pennsylvania. Mr. Marthinsen's practice focuses on all aspects of tort, casualty and insurance defense litigation including auto, premises liability, and general liability claims.


  • University of South Carolina School of Law, Columbia, South Carolina
  • University of South Carolina
    • B.S. - 2015
    • Major: Sport and Entertainment Management

Bar Admission

  • Pennsylvania
  • U.S. District Court Western District of Pennsylvania
  • South Carolina

Current Employment Position

  • Associate