C. Dean Brewer, BA, ACTAR #1225 Expert Witness
Curriculum Vitae

Contact this Expert Witness

  • Additional States: California
  • Company: Collision Consultants and Inv.
  • Phone: (626) 869-0800
  • Cell: (760) 219-5735
  • Website: collisionconsultants.us

Specialties & Experience of this Expert Witness

General Specialties:

Accident Reconstruction

Keywords/Search Terms:

Heavy Vehicle, Pedestrian, Truck, Bicycle, Motorcycle, Event Data Recorder, EDR analysis, Black Box, Speed analysis, Time/Distance analysis, Collision Causation, Diagramming, Animation


Bachelors, California State University, San Bernardino; Associates , San Bernardino Valley College

Years in Practice:


Additional Information

Worked in law enforcement for 29 years, retiring in 2013. During those 29 years, my career exposure was in the field of traffic enforcement, traffic accident investigation and traffic accident reconstruction as the Division Supervisor and Major Traffic Collision Investigator. Investigated and reviewed more than 5,000 traffic collision investigations and have attended well over 1,000 hours of various training in the fields of traffic collision investigations ranging from basic investigation to advanced reconstruction. Accredited by the Accreditation Commission for the Traffic Accident Reconstructionists (#1225) since 2006. Member of the California Association of Accident Reconstruction Specialists and National Association of Professional Accident Reconstruction Specialists. Court recognized traffic accident reconstructionist in the following counties in California, Los Angeles (Expert Panel listing), San Bernardino, Riverside, Orange, Kern and Sacramento.