| Pumps | Valves | |
| Bergeron | Anderson | Icarus |
| DMW | Blakeborough | IMI Bailey-Birkett |
| Flowserve | Broady | Plenty |
| Girdlestone | BTG | Poyam |
| IDP | Capital | Sapag |
| KSB | CCI | Saunders |
| Nimbargi | Copes Vulcan | Spirax |
| Patterson | Dewrance | Sterling |
| Sulzer | Dresser | Tomoe |
| Weir | Econosto | Trouvay & Cauvin |
| Worthington Simpson | Fisher | Tyco |
| GRISS | Velan | |
| Hopkinson | Warner | |
| Compressors | Cranes | CCCW (Plate) Heat Exch |
| Atlas Copco | Acme | Alfa Laval |
| Centac | Kone | APV |
| Hamworthy | Mannesman | GEA |
| Ingersoll Rand | Morris | Sondex |
| Mukand | Swep | |
| Munk | ||
| Riva | ||
| Street | ||
| Water Treatment | Level/Pressure Temp | Pressure Gauges |
| Switches | ||
| Aquatech | BKW | BKW |
| Dewplan | Endress &. Hauser | Budenburg |
| Eco-Tec | ITT Barton | Endress & Hauser |
| Ion Exch | Solatron Mowbray | ITT Barton |
| Ionics Enersave | Wika | |
| Polymetron | ||
| Termokimik | ||
| Steam & Water Sampling | Cathodic Protection | Sea Water Band/Bar |
| Screens & Stop Gates | ||
| ABB Kent Taylor | Cortez Engineering | Beaudrey |
| Eurosistemi | Cumberland | Brackett Green |
| G E Lowe | Geiger | Hyorim |
| Johnson March | Penspen | Lurgi Bamag |
| Syso | Three Star | |
| Theidig | ||
| Main& In Line Filters | Flue Gas Monitoring | Expansion Joints |
| Barton Firtop | Codel | Brockington & Scott |
| Brackett Green | Enviro | BTR Silvertown |
| Fluid Engineering | Erwin Sick | Pickup |
| Goodtech | Octopus | Posiflex |
| Plenty | Reindeer | |
| Veebee | Senior Flexonics | |
| Teddington | ||
| Silencers | Flowmeters | Bulk& HP Pipe Fittings & |
| Materials | ||
| Bugess | Dwyer | Tungum |
| Cullum | Various | |
| Fire Fighting Equipment | Pipework Lining | Thermal Insulation |
| E & C | Cool Technology | Cape East |
| How Fire | Densit | Insultec |
| P Warner | Tomlander | Kaefer |
| UEC | Loxley | |
| Soot Blowers | Couplings | Dryers |
| Clyde Bergemann | Flender | Dominic Hunter |
