Developing and applying leading practices in exposure and risk assessment

Learn more about EH&S, LLC:


Our approach


Using a ‘research to practice’ approach, EH&S, LLC develops and applies leading practices delivering robust, scientifically sound and practical solutions to address your risk assessment needs.


Our consultants


Our consultants are internationally recognized experts. Prior to consulting their expertise was developed and refined through employment in the healthcare, chemical and specialty chemical industries. In addition to consulting, they are frequent speakers and authors of exposure and risk assessment publications.




Susan Arnold, MSOH, CIH


Principal, EH&S, LLC  • Former Corporate and Product Safety Industrial Hygienist for Specialty Chemical Manufacturer • Past Chair, EASC and Modeling Subcommittee, AIHA• Susan has a Bachelor’s Degree in Toxicology from the University of Guelph and a M.S.O.H. in Industrial Hygiene from the University of Ohio at Toledo. Susan’s expertise includes developing and applying leading practices in exposure and risk assessment. Susan is an expert in evaluating and applying exposure models and evaluating the role of activity profiles in defining exposure profiles.



Susan Arnold, MSOH, CIH


1 (770) 833-6990

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