About Us

Our Company

Icosa Water is a statutory water and sewerage undertaker licensed by Ofwat to operate across England and Wales. We operate under the New Appointment & Variation (NAV) process, from the Water Industry Act 1991, and are able to provide water and sewerage services in a heavily regulated market. Icosa Water is part of the Last Mile Group who also provide electricity and gas networks to new developments. In turn Last Mile are part of Infracapital, the infrastructure equity investment arm of M&G.

Icosa provides domestic homes and commercial premises with water and/or wastewater services. We compete with incumbents to provide the traditional water and wastewater services in the growing competitive water asset sector. We compete on a site by site basis to provide these services by focusing on high levels of customer service, value and delivering what we say we will.

Our charges for our customers match the relevant incumbent tariffs and our levels of service matches or exceeds best in country.
Working with our customers and developers, we are able to serve a site at a lower cost, facilitate solutions, innovate and encourage leading customer services.

Our Licence

We operate as a NAV (new appointment & variation) which involves one statutory company replacing another as the water and /or wastewater appointee for a specific geographic area.

View our supply areas

Our Services

We provide water and/or wastewater services to homes and commercial premises connected to our network.

Potable water – potable water networks including service connections and metering, installed and adopted – on time.

Wastewater – the advantage our package provides over traditional monopoly incumbents is our flexibility and that we want to adopt and control you wastewater networks delivery.

SuDs & drainage – we adopt all SuDs and drainage facilities on site and manage them with our onsite integrated water team.

Our company details

Registered office:

Sophia House, 28 Cathedral Road, Cardiff, CF11 9LJ

Water UK