Water Distribution Experts

Water Distribution Experts

Leakage Detection

Water Efficiency

Water Mains Cleaning

Meter Installations  

Our core business is leakage detection services, finding leaks across water networks

PN Daly Ltd works on behalf Thames Water, Southern Water, Affinity Water and Severn Trent Water with teams working across each water company delivering Leakage targets. Our teams are part of long term framework contracts. We enhance our performance by completing other network activities. 

  • Trunk mains leakage detection
  • Asset review and survey work
  • Valve maintenance and network audits 
  • Noise logging experts 
  • Pressure management 
  • Non-revenue water experts 

We’ve worked across several water companies for 16 years providing performance managed services. 


We provide the following for our valued clients with our leakage detection services contracts

  • Asset Infrastructure Surveys 
  • Water Efficiency Services 
  • Trunk Mains Detection 
  • Emergency 24/7 Incident Management  
  • Remedial Works Trunk Mains 
  • Trunk Mains Detection 
  • Commercial Usage Projects
  • Innovation 


PN Daly Ltd guarantees a cost-effective service through 5 key pillars

1 - Effective performance and behavioural management

2 - Quality auditing, to minimise wasted effort and costs

3 - Competent personnel

4 - Tailored incentive mechanisms

5 - Industry experts in leakage