Harrison Griffiths B.Sc.E, P.Eng.

Associate, Collision Reconstruction
Direct: 647-738-5655

Our Associates perform on-site investigations to determine origin and cause of complex losses. Their process: examine and collect evidence, take on-site photos, interview witnesses, conduct testing in our lab and analyze data to produce technical reports that are clear and concise.


expert summary

Harrison Griffiths is an Associate with the Collision Reconstruction Group at -30- Forensic Engineering. He graduated from Queen’s University with a Bachelor of Science and Engineering (Mechanical) in 2012.  Harrison has since worked three years as a General Contractor performing mechanical & electrical commissioning of water/wastewater process infrastructure projects. He joined -30- in November 2015, where he performs investigations in relation to motor vehicle collisions including field examination and data collection from collision sites, vehicles and comparative experimental testing. Harrison is a member of the Society of Automotive Engineers (SAE) and recognized as a Professional Engineer in the Province of Ontario.


  • Motor Vehicle Collision Reconstruction
  • Restraint System Usage and Effectiveness Assessment
  • Integration, Testing, Troubleshooting, and Commissioning
  • Process Pumps, Chemical Feed Systems, HVACR, Fire Suppression, Backup Power Generators, Electrical Automation, Supervisory Control and Data Acquisition

academic background

Bachelor of Science and Engineering (Mechanical), Queen’s University, 2012

Certificate in Digital Media Skills from OCAD University (in progress—expected completion 2017)

additional courses

  • Tesla & Toyota Techstream Course, Ontario Provincial Police Headquarters, Orillia, Ontario, December 2019
  • NFPA Alternative Fuel Vehicles Online Safety Training Program – Responding to Hybrid/Electric Vehicle Incidents, June 2019
  • Racelogic Webinar Training Session, VBOX Automotive Data Logging, June 2019
  • EDR Summit, Houston, Texas, March 2019
  • Hybrid & Electric Vehicles, Centennial College, Toronto, Ontario, December 2018
  • Passenger and Commercial Vehicle Tires Seminar, Bridgestone Americas Tire Operations, Toronto, June 2017
  • 2016 PIA Law Conference—Practical Strategies for Experts: Testifying Without Fear, October 2016
  • Autodesk 3DS Max Fundamentals Training Course, Toronto, September 2016
  • World Reconstruction Expositions, WREX, Orlando, Florida, May 2016
  • Reconstruction and Analysis of Motorcycle Crashes, Society of Automotive Engineers, Detroit, 2016
  • Expert Witness Training, The Advocates’ Society, Toronto, 2016
  • Advanced Collision Reconstruction with CDR Applications, Durham, 2016
  • PC Crash 10.1 Online Training, Essentials: Introduction to PC Crash, Vehicle Control, Looking at the Results, and Latest Features of Version 10.1

employment background

-30- Forensic Engineering
Associate—Collision Reconstruction
November 2015 – Present, Toronto, ON

  • Perform investigations in relation to motor vehicle collisions.
  • Field examination and data collection from collision sites, vehicles, and perform comparative experimental testing.
  • Review and assessment of quantitative accident data for deltaV calculations and motor vehicle kinematics.

Kenaidan Contracting Ltd.
Project Engineer
November 2012 – November 2015, Mississauga, ON

  • On site construction coordination focusing on Mechanical and Electrical systems.
  • Commissioning coordinator for building services, fire suppression, HVAC, Process Control, and SCADA Integration.
  • Worked on Ashbridges Bay Wastewater Treatment Plant D-Building Upgrade as well as the West Richmond Hill Pumping Station contracts.

professional societies and associations

  • Professional Engineers of Ontario (PEO), Member
  • Society of Automotive Engineers (SAE) International, Registered Associate
  • Canadian Association of Technical Accident Investigators and Reconstructionists (CATAIR), Member


Research Essays

  • Griffiths, H. Biomechanics of the Facet Joints Along Various Spine Regions as a Function of Anatomy/Physiology
  • Griffiths, H. Cold External Temperature Effects on Human Mobility and Dexterity as a Function of Blood Flow