Roger Foo Teck Seng is Head of Sales & Proposals, APAC at Gradiant, leading regional commercial strategy and project development for advanced industrial water solutions. With over 17 years in the water and environmental sector, he has held leadership roles at Kurita, Hydranautics, Sullair, Garlock and Evoqua. Roger works closely with semiconductor and advanced manufacturing clients to address critical water challenges, including high-recovery reuse, PFAS treatment and operational optimisation.