Dr Andrew Pearson is a Senior Environmental Consultant at Tonkin+Taylor. Andrew’s area of expertise is in environmental chemistry and chemical risk assessment. Andrew’s technical work programme covers contaminants across all environmental media and a particular focus on emerging contaminants. Andrew has worked on chemical risk assessment for over 16 years with previous roles in regulatory food safety at the Ministry for Primary Industries. 

Past regulatory projects have included natural and anthropogenic radionuclides, inorganic arsenic, perfluorinated alkyl substances (PFAS) and pyrrolizidine alkaloids, as well as chairing the Codex Alimentarius Committee on Contaminants in Food (CCCF) working group to establish maximum levels for methylmercury in fish species. Andrew was also the technical lead for the 2016 New Zealand Total Diet Study. 

Andrew is currently listed on the Joint FAO/WHO Expert Committee on Food Additives expert roster for exposure assessment of chemicals in food. 

Andrew maintains active collaborations with New Zealand universities, including involvement on a PhD projects at the University of Canterbury.