- Pipe Manufacturing Companies
- Pump Manufacturing Companies
- Valve Manufacturing Companies
- Ministries
- Municipalities
- Water and Sewerage Administrations
- Infrastructure Contractors
- Engineering and Consulting Companies
- Project Companies
- Trenchless Technology Companies
- Non-destructive Testing Institutions
- Pipe Cleaning, Monitoring and Rehabilitation Companies
- Leak Detection and Water Loss Prevention Companies
- Underground Radar Monitoring Companies
- Infrastructure Software and Hardware Companies
- Ultrasonic and Electromagnetic Measurement Companies
- GIS (Geographical Information System) Companies
- Material Quality Control Test Centers
- Infrastructure Asset Management Companies
- Logistics and Insurance Companies
- Occupational Safety Companies
- Monitoring, Surveillance and Licensing Companies
- Training and Certification Companies
- Banks
- Universities
- Non-governmental Organizations
