Marijan (Mario) Smolej

Marijan (Mario) Smolej P.Eng.

Senior Forensic Engineer - Motor Vehicle Reconstruction

Areas of Expertise

  • Forensic Collision Reconstruction
  • Occupant Biomechanics & Kinematics
  • Materials/Metallurgical Failure Analysis
  • Product Failure Analysis
  • Recognized and Accepted as an Expert Witness at all Court levels and Arbitrations in Ontario.


  • B.A.Sc. Mechanical Engineering, University of Toronto, 1984.

Previous Experience

  • Mario has 29 years of experience investigating and analyzing over 1,500 motor vehicle collisions in Canada and the United States for the insurance, legal, trucking industries and municipalities.
  • He is a licensed professional engineer and a designated consulting engineer and a member of many associations included the Society of Automotive Engineers and the Canadian Association of Technical Accident Investigators and Reconstructionists.
  • Mario's collision reconstruction experience is the culmination of his mechanical engineering degree, specialized training and continuous education, and independent research and testing. He has experience with Vehicle Event Data Records (EDRs) and has been a Crash Data Recorder (CDR) user since its introduction in 2000.
  • He has also provided numerous seminars and presentations to the legal profession, insurance industry, and engineering community, as well as authoring several articles.