We are a forensic expert consulting firm specializing in injury biomechanics, walkway code compliance & safety, and premises accident reconstruction.


John Brault, MS

Assistant: Deby Herrera


Elizabeth Avila, MS

Assistant: Deby Herrera

Why Choose Semper Scientific?

  • Over 30 years of experience advising our clients in the legal community.
  • More than 6,000 technical investigations performed.
  • Expert testimony in more than 400 trials.