Andrew Gault, Ph.D., M.Chem., leads the Geosciences group at Ensero with 21 years of experience specializing in water quality and acid rock drainage/metal leaching characterization. With a Ph.D. in Aqueous Geochemistry from the University of Manchester and an M.Chem. in Environmental Chemistry from the University of Edinburgh, his expertise centers on understanding the geochemical and microbial mechanisms controlling metal(loid) mobility across various environments. He applies both classical and innovative analytical techniques to enhance site remediation and closure plans, with his contributions to academic journals and technical publications establishing him as a respected authority frequently invited to present at international conferences and workshops.