Lars Johansson joined J.S. Held in September of 2023 as part of J.S. Held’s acquisition of Environmental Consultants, LLC. Lars specializes in industrial hygiene, environmental site assessments/due diligence, and earth science-related issues. He has performed and/or assisted in completing numerous investigations, inspections, and project design and oversight within the asbestos, indoor air quality, and hazardous material fields.
Tracy Henley joined J.S. Held in September of 2023 as part of J.S. Held’s acquisition of Environmental Consultants, LLC. Ms. Henley has demonstrated successful experience in the environmental field, specializing in industrial hygiene and earth science-related issues. To date, Ms. Henley has performed and/or assisted in completing numerous investigations, inspections, project design, and oversight within the asbestos, indoor air quality, mold, and construction projects.
Devon Rathbun joined J.S. Held in September of 2023 as part of J.S. Held’s acquisition of Environmental Consultants, LLC. Prior to joining J.S. Held, Mr. Rathbun served as an Environmental field technician for Environmental Consultants, LLC, working in the environmental field, specializing in industrial hygiene and earth science-related issues. Mr. Rathbun assisted in the completion of investigations, inspections, and oversight within the asbestos, lead-based paint, and indoor air quality projects.
Harper Burkeen joined J.S. Held in September of 2023 as part of J.S. Held’s acquisition of Environmental Consultants, LLC. He has over four years of experience in industrial hygiene, environmental monitoring, and regulatory compliance. He specializes in air quality assessments, asbestos and lead inspections, and environmental project management, supporting workplace safety and regulatory adherence.
Maxwell Trotter joined J.S. Held in September of 2023 as part of J.S. Held’s acquisition of Environmental Consultants, LLC. Maxwell works in the environmental field, specializing in industrial hygiene and earth science-related issues. He assists in completing numerous investigations, inspections, and oversight within the asbestos, lead-based paint, and indoor air quality projects. He is pursuing his bachelor’s degree in environmental studies at McKendree University.
Austin Callovini joined J.S. Held in September of 2023 as part of J.S. Held’s acquisition of Environmental Consultants, LLC.
Dr. Kelly Scribner Tuttle is a board-certified toxicologist (DABT) and industrial hygienist (CIH) with over 15 years of multidisciplinary experience in the fields of occupational toxicology, chemical emergency response, human and environmental toxicology, industrial hygiene, crisis communication, human health and ecological risk assessment, and exposure assessment. Dr. Tuttle has provided technical expertise for multiple projects involving chemical exposures in occupational, environmental, and consumer settings.
Dana Cubanski is a Project Manager/Environmental Scientist at J.S. Held with over ten years of experience in toxicology, human and environmental health, exposure assessment, and chemical emergency response. She has extensive management experience for projects related to occupational and environmental toxicology.
Dr. Heather Klintworth specializes in human health risk assessments for a variety of chemicals, including personal care products, pharmaceuticals, and pesticides. Dr. Klintworth provides technical assistance in legal cases regarding toxicological exposures to drugs, alcohol, and other chemical and biological constituents. This includes defining toxicity, hazard and risk, dose-response evaluation, duration of exposure, and evaluation of toxicity data to assess the likelihood of adverse effects. Dr. Klintworth conducts comprehensive toxicity assessments for extractables / leachables in drug products for use in regulatory submissions using available toxicological data, read-across strategies, and QSAR analysis. She also conducts risk assessments for Generally Recognized as Safe (GRAS) and Letter of No Objection regulatory submissions to the US FDA and Health Canada, respectively.
Dr. Baylor Steele is a toxicologist with expertise in evaluating the potential human health and ecological effects of exposure to various chemicals, including pesticides, industrial compounds, metals, and pharmaceuticals. He has training and experience in conducting risk assessments, performing cancer and non-cancer hazard evaluations, preparing product safety assessments, and performing chemical exposure assessments. Dr. Steele has provided toxicology and risk assessment support for environmental remediation, product registration, regulatory rulings, and contaminated land investigation.