Chris's knowledge and experience in the industry has been expounded by exams taken in various aspects of water treatment including Industrial Reverse Osmosis, Advanced Industrial reverse osmosis and Industrial High Purity Water treatment through David H Paul., Inc. of New Mexico. Also, whilst living and working in the USA, Certifications issued by the State of Tennessee for Well Water Treatment and small water system operator license. Certification by Kinetico, Inc for the Purefecta reverse osmosis drinking water system and in the UK, Certificate of Legionella Management by IOSH.