Intertek Scientific & Regulatory Consultancy Staff: David J. Mason
David J. Mason, PHD, Associate Director, Food and Nutrition
David J. Mason, PhD is an experienced Regulatory Toxicologist with a strong track record of supporting consumer goods, pharmaceutical, biotechnology, and medical device companies in achieving global regulatory compliance.
With over 15 years of experience, David has also served as a representative in industry trade associations, where he provided strategic input on regulatory policy, safety testing harmonization, and engagement with regulatory authorities. As a trusted advisor, he helps clients navigate evolving regulatory landscapes, identify and address safety gaps, and accelerate time to market through informed, science-based decision-making.
As former Head of Toxicology, David directed cross-functional teams and partnered with stakeholders in regulatory affairs, legal, R&D, and marketing to ensure the successful translation of complex toxicological data into actionable regulatory strategies. His expertise includes preparing and reviewing safety documentation for submissions to regulatory agencies such as the FDA, Health Canada, and European regulatory bodies.
David has managed nonclinical regulatory toxicology projects per Good Laboratory Practice (GLP). As a Study Director he was responsible for the design, oversight, and interpretation of in vivo and in vitro toxicology studies to support product safety, development, and registration. D led both GLP and non-GLP studies across a wide range of toxicological disciplines, including acute and repeat-dose toxicity, carcinogenicity, and reproductive/developmental toxicity. He has direct experience working with a variety of species, including rodents, rabbits, canines, non-human primates, guinea pigs, and mice. In addition to managing internal studies, he has successfully overseen outsourced research and collaborated with global Contract Research Organizations (CROs).
