Denise Kmetzo

Denise Kmetzo is the Principal of Collaborative Risk Solutions LLC and an experienced health risk assessment and toxicology consultant.  She conducts and manages complex risk assessments within a variety of regulatory frameworks, models fate and transport of contaminants, evaluates chemical exposures, communicates potential for health risks, and performs product safety assessments.  Ms. Kmetzo has served as an expert witness in legal cases involving exposure to contaminants, toxicology, and product liability.  Ms. Kmetzo assesses exposure, toxicity, and risk within a variety of settings, and evaluates exposure to chemicals in products and multiple environmental media, including soil, groundwater, non-aqueous phase liquid (NAPL), air, surface water, sediment, fish, and produce.  Ms. Kmetzo has previously held consulting positions at Roux Associates, Inc. and Woodard & Curran, research scientist and safety positions at the Whitehead Institute for Biomedical Research at the Massachusetts Institute of Technology, and a scientist position at York Analytical Laboratories. 

Ms. Kmetzo is active in professional groups, and has served or is currently serving on the Technical Practices Committee (co-chair) and Regulations Committee of the Licensed Site Professional Association.  She has also participated in regulatory workgroups related to risk assessment and vapor intrusion.

Ms. Kmetzo‚Äôs education includes a Bachelor of Arts in Biochemistry and Music from Middlebury College and a Master of Public Health from Boston University.  She is also a Diplomate of the American Board of Toxicology.


Ms. Kmetzo was nominated for the SAB by the Executive Office of Housing and Economic Development.