Expert Witness

Our Certified Industrial Hygienists (CIHs) and Certified Safety Professionals (CSPs) have the experience and capability to provide objective, credible, and effective litigation support and expert witness services, with over 40 years combined experience in the EH&S field.


Our expertise is in the fields of:
  • Industrial hygiene – protecting worker health
  • Industrial safety
  • Environmental issues

Harry J. Beaulieu, PhD, CIH, CSP, FAIHA is the President of his private practice of industrial hygiene and is a practicing CIH/CSP with over 35 years of experience in the EH&S field. He is experienced in deposition and in court testimony, and can be a very important asset to the success of the case.

Matthew C. Call, MS, CIH, CSP has provided litigation support for both plaintiffs and defendants, including opinions, research, depositions, and court testimony. He has worked on a variety of cases involving such issues as welding fume and metal exposures, noise complaints, hydrofluoric acid (HF) exposure, MDI exposure, carbon monoxide poisoning, and exposure to hydrogen sulfide and mercaptans. He is a CIH/CSP with over ten years of experience and currently works his private consulting practice. Matt is thorough, measured and effective in supporting clients as an expert witness.