Northumbrian Water Group (NWG), founded in 1989 and headquartered in Durham, UK, is a privately held utilities enterprise specialising in water supply, sewerage, and wastewater services. Through its regulated subsidiary, Northumbrian Water Ltd, NWG serves approximately 4.2 million people across the North East and parts of Essex & Suffolk. The group also delivers non-regulated technical and consultancy solutions via NWG Commercial Solutions and joint ventures. Operating over 44 reservoirs, 418 sewage treatment works, and nearly 54,000 km of combined pipelines and sewers, NWG maintains a high-performance infrastructure supported by strategic assets like the Kielder Transfer Scheme. With a long-term vision up to 2050, NWG focuses on innovation—embracing AI, sewer inspection robots, smart meters, and microbial electrochemical treatment—backed by Ofwat funding, to drive sustainable, resilient, and customer-focused water solutions. The group places strong emphasis on ethics, environmental stewardship, community engagement, and rigorous operational assurance.
