nano purification solutions ltd is one of the world's leading companies specialising in the design and manufacture of industrial compressed air and gas treatment products. The business, which is based in the North East of England, has an extremely experienced team of product design and development engineers, led by Colin Billiet – the former Chief Executive of the domnick hunter Group Plc. Working with customers to determine their precise needs, applying our knowledge and experience, n-psl provides ‘state of the art' high quality products with innovative features and benefits. Products are manufactured at our Gateshead UK facility which is accredited to ISO9001:2008. This demonstrates our commitment to continual quality improvement and business excellence.