COVID-19 Information

The health, safety and well-being of our customers, employees and their families is our top priority Find out more

Selected Clients of Alpheus & CAW

Irish Water
Cranfield University
East Midlands Airport
Derby City Council
Norfolk County Council
Wilkin & Sons

What We Do

Group Created with Sketch.


Celtic Anglian Water is Ireland’s leading water and wastewater contractor. We design, construct, operate and maintain water and wastewater treatment plants.

Combined Shape Created with Sketch.


Celtic Anglian Water provides generation, distribution, management and optimisation of energy systems on complex industrial, commercial, and municipal water and wastewater treatment sites.

noun_Recycle_1008088 Created with Sketch.

Resource Recycling

Celtic Anglian Water is strongly committed to sustainable development and the delivery of best practice when it comes to the prudent re-use of waste streams and waste resources which support the protection of the environment.

@CAW on Twitter

Is your business making use of #AnaerobicDigestion? It can help cut costs & boost green credentials. Here's what you need to know about the technique - & how you could benefit from its' use.
#sustainability #environment #biogas #renewableenergy #distillery

While new & innovative ways of utilising recycled water in production processes are being explored around the world, there is still a hesitance around using it in certain processes. Why is this?
#waterrecycling #waterconservation #wastewater #waterreuse

A warm #welcome to our new Project Engineer, Thomas Linehan, who joined our Projects Team last week. #welcometotheteam Thomas!
#engineering #projectengineering #projectmanagement #construction #stakeholderengagement #innovation #technology #careers #careergrowth #expertise

Beautiful photo of County #Kerry taken last January by Val Nowak, a Team Leader at #Ringsend WwTW, who's a keen photographer in his spare time. Let's hope 2021 brings some return to 'normality', including doing more of what we love. #wastewatertreatment #photography #cork

Load More...