• Ph.D., Environmental Health Sciences, School of Public Health, University of Michigan
  • M.S., Biology, University of Michigan
  • B.S., Biology, Wayne State University
"People don't care how much you know until they know how much you care" Teddy Roosevelt.

William Frez

Senior Toxicologist
, Ph.D.
  • Ph.D., Environmental Health Sciences, School of Public Health, University of Michigan
  • M.S., Biology, University of Michigan
  • B.S., Biology, Wayne State University
"People don't care how much you know until they know how much you care" Teddy Roosevelt.

Dr. William Frez is a board-certified toxicologist with over 25 years of experience in the specialty chemical and consulting industries. He takes great ownership in his work, which is exemplified through his interest and expertise in reaching health protective solutions to meet business objectives while maintaining regulatory requirements.
 
Bill’s expertise includes chemical residue analysis for regional fate and transport models, providing toxicology testing management, and risk assessment support for new and existing products and raw materials. He consults with business sectors at all stages of development and provides insight on chemical toxicity and alternative design options. In addition to key technical activities, he has been active in defense of existing and emerging chemistries in various advocacy, consortia, and industry trade groups. Bill also supports enterprise product stewardship as a certified internal auditor for facility certification under the ISO 14001 Risk Management System Product Safety Code.

Key Expertise

  • Toxicology
  • Human health risk assessment
  • Ecological risk assessment
  • Multimedia and multi-disciplinary assessments
  • Litigation support
  • Chemical safety reports
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