Hayes & Associates

“…thank you to Professor Hayes for his, clear, confident and very competent testimony yesterday [in a child abuse case in England]. It was a refreshing change to hear expert evidence of such calibre. Also a resounding thanks
to the team at Hayes+Associates, Melissa, Tracy et al, who have been professional, personable and a pleasure to work with.”

— Defense Attorney

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Who We Are

Mark S. Erickson, M.S., P.E.

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Mark S. Erickson, M.S., P.E., is a Registered Professional Mechanical Engineer in the State of Oregon and a Fully Accredited Traffic Accident Reconstructionist (ACTAR # 1345). His expertise lies in three-dimensional simulation of single and multiple vehicle collisions, scene investigation, and vehicle damage analysis. Other areas of specialization include: mechanical failure analysis and dynamic modeling of complex multi-body systems, including biodynamic human modeling. Mr. Erickson is also certified by the FAA as a Remote Pilot for Small Unmanned Aircraft Systems (sUAS).


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Download Mr. Erickson’s CV (31.8 KB PDF) for details on his professional publications and experience.

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