A-Z
- 3M United Kingdom plc
- Aeon Green
- Allard Consulting
- Ansa Group
- Applied Felts
- Artesia Consulting
- Ashridge Engineering
- AVK UK
- Balfour Beatty Utility Solutions
- Barhale Construction
- Bergen Pipe Supports
- Bluejohn Marketing
- Burdens Utilities
- Caldervale Technology
- Carillion Utility Services
- Chem Resist
- Clancy Docwra
- Concrete Preservation Technologies
- CSTS
- Daniel
- DCT Civil Engineering
- Denholm Pipecare
- Develop
- DHL Supply Chain
- Drain Center
- Drain Trader
- Drainline Southern
- Draintech Services (Midlands)
- Durapipe UK
- Duvalco UK
- Dyno-Rod (part of British Gas)
- Electrosteel Castings UK
- Elster Metering
- Enterprise
- Exova
- Farrans (Construction)
- Fernco Environmental
- Flexseal
- Flo-Dyne Controls (UK)
- Fusion Provida
- Future Energy Group
- FWB Products
- George Fischer Sales
- GPS PE Pipe Systems
- Groundbreaker Systems
- Hy-Ram
- i2O Water
- Information & Performance Services
- Integrated Training Solutions
- Itron Metering Solutions UK
- J Murphy & Sons
- Jacobs UK
- JFIMS
- Keyline Builders Merchants
- Kobus Services Ltd
- Marsh Industries
- MBRSS
- Metercheck
- Metro Rod Ltd
- Mike Stratton & Associates
- Morrison Utility Services
- MWH Global
- NG Tunnelling
- OAMPS Petrochemical
- OnSite Central Ltd
- P N Daly
- Panton McLeod
- Peter Duffy
- Plumbing and Drainage Merchants
- Policy Consulting Network
- Polypipe Building Products
- Radius Systems
- Rapport UK
- RPS
- S P Holding Services
- Saint-Gobain PAM UK
- Sappel
- Sarco Stopper
- Sensus UK
- Siemens Metering, Communications & Services
- Site Electrical
- Skanska Utilities
- Stanton Bonna
- STD Civils
- Steve Vick International
- Syddal Engineering
- Talis UK
- Technical and Development Services (Midlands)
- Thomas Dudley Ltd
- triOpsis
- UKDN/Waterflow
- UKDP
- Unbloc Drainage Engineers
- Utility Associates Int Ltd
- Utility Week
- VAG Valves UK
- Viking Johnson
- Warden Biomedia
- Water Skills
- Watershed Associates
- WET News
- WRc
