Waterwise Technologies is one of the UK’s leading developers and manufacturers of specialist water treatment equipment and employs 22 people, servicing businesses in south and central England from its base in Thame, Oxfordshire. The acquisition follows ESG’s take-over of Henley Water in 2011 and will bolster the company’s water services to offer a total water solution to clients including the design, build and installation of water systems as well as the servicing and on-going water management and testing.