Total Affinity Competitors

Thames Water is the UK’s biggest water and wastewater services provider, providing 2.7 billion litres of drinking water and safely removing 4.6 billion litres of wastewater every day. Our people provide essential services around the clock to c.16 million customers across London, the Thames Valley, and surrounding areas. In 2025, we started the biggest upgrade to our network in 150 years, which will see a record-breaking investment of over £20 billion, fixing leaks, reducing pollution and protecting water quality, over the next five years. In 2024/25, we invested £2.2 billion, and we will continue to spend wisely on improving resilience, service, and efficiency, as well as provide more support for customers in vulnerable circumstances. We also have additional responsibilities to society and the natural environment. What we do and how we do it delivers significant public value, which is why we have ambitious plans to self-generate more of our own power, reduce our carbon emissions and increase biodiversity across our sites.

United Utilities provides water and wastewater services to around seven million people in the North West of England supplying 3 million households and 200,000 business premises. We manage the catchment land around our reservoirs to safeguard the quality of the raw water we collect and store. We then treat and deliver it to our customer's taps - around 1,500 million litres a day We also collect wastewater from our customers and surface water from roads and highways, treat it at our wastewater treatment works before returning it back safely to the environment. In order to do this we have: - 184 reservoirs - over 42,000 km of water pipes, from Cumbria to Cheshire - over 72,000 km of sewers - over 1,400 km of aqueducts - 100 water treatment works - 575 wastewater treatment works - 57,000 hectares of catchment land

We’re Yorkshire Water. The people trusted to take care of Yorkshire’s most valuable natural resource. On the surface, it sounds simple. We manage and look after the region’s water. But water is not quite like anything else. We’re not like any other business – and nowhere is quite like Yorkshire. Our work means much more than just supplying clean drinking water, taking away wastewater and looking after the region’s coast and countryside. We’re an integral part of Yorkshire life and millions of people who live and work here rely upon us, every single day. We look after communities, protect the environment and plan ahead to look after Yorkshire’s water, today, tomorrow, always. 24/7, 365, we provide essential water and wastewater services to every corner of the Yorkshire region and play a key role in the region’s health, wellbeing and prosperity. That means over 5 million customers, and the millions of people who visit Yorkshire each year rely on us, every day. 140,000 businesses also depend upon the water we supply and the wastewater we take away to provide goods and services that support the economy – not only in Yorkshire, but across the United Kingdom and beyond.