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Clara Chan, MSc, DABT, ERT

J.S. Held Strengthens Forensic Accounting and Financial Investigations Expertise and Expands Suite of Services in Canada with Acquisition of ADS Forensics

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Clara Chan has worked in toxicology since 2003, evaluating chemical toxicities and health effects. She manages and is a consultant for projects in toxicology, risk assessment, personal injury litigation, consumer product safety, and indoor air quality/mold assessment. She has supported clients in composing safety data sheets and deriving occupational exposure limits and permissible daily exposure limits. She has supervised client-sponsored laboratory testing of consumer products in North America and Hong Kong. She has experience analyzing and interpreting consumer product safety testing results. Clara’s native language is English, and she is fluent in Chinese (Cantonese).

Clara holds a master’s degree in toxicology, is certified by the American Board of Toxicology, and is a Registered Toxicologist with both the United Kingdom and EUROTOX. She is a Senior Project Manager and Toxicologist in the Environmental Health & Safety practice at J.S. Held. She manages and consults on projects related to toxicology, risk assessment, personal injury litigation, consumer product safety, indoor air quality/mold assessment, safety data sheet authoring, and derivation of exposure limits.

Areas of Expertise

  • Toxicology/Toxicologist
  • Human Health Risk Assessments
  • Chemical Exposures
  • Personal Injury Litigation
  • Consumer Product Safety & Testing
  • Indoor Air Quality & Mold Assessment
  • Exposure Limits
  • Safety Data Sheets

Professional Affiliations/Memberships/Licenses/Training

  • Diplomate of American Board of Toxicology (DABT), 2012 - present
  • Registered Toxicologist (United Kingdom and EUROTOX), 2024 - present
  • Society of Toxicology (SOT)
  • Pacific Northwest Association of Toxicologists (PANWAT)
  • British Toxicology Society
  • Society for Chemical Hazard Communication (SCHC)

J.S. Held is recognized as an ENR Top 200 Environmental Consulting Firm and industry leader in the Verdantix Green Quadrant for Sustainability & ESG Consulting.

Insights by Clara Chan

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Toxicology of Alcohol: The Role of Toxicologists in Social Host & Liquor Liability
Commercial establishments where alcoholic beverages are served (e.g., bars, restaurants) and social hosts who serve alcohol in non-commercial settings may...
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