| Waste Water Treatment Works [Beddington] | LONDON [South] |
| Waste Water Treatment Works [Axbridge] | SOMERSET |
| Sewage Treatment Plant [Rye-Meads] | LONDON |
| Water Treatment / Storage Plant / 240 MW Power Plant [Barry] | SOUTH WALES |
| Water Treatment / Storage Plant / 600 MW Power Plant [Grangemouth] | SCOTLAND |
| Water Treatment / Storage Plant / 214 MW Power Plant [Derby] | DERBYSHIRE |
| Water Treatment / Storage Plant / 1,200 MW Power Plant [Saltend] | HULL |
| Water Treatment / Storage Plant / 800 MW Power Plant [Isle of Grain] | KENT |
| Water Treatment / Storage Plant / 600 MW Power Plant [Isle of Grain] | KENT |
| Water Treatment / Storage Plant / 50 MW Power Plant [Kemsley] | SURREY |
| Waste Water Treatment Plant [Nutley] | HAMPSHIRE |
| Demineralisation Plant [Eastleigh] | HAMPSHIRE |
| Sewage Treatment Plant [Banbury] | OXON |
| Sewage Treatment Plant [Swindon] | WILTSHIRE |
| Sewage Treatment Plant [Gatwick Airport] | WEST SUSSEX |
| Sewage Treatment Plant [Enfield] | LONDON [North] |
| Sewage Treatment Plant [Alton] | HAMPSHIRE |
| Sewage Treatment Plant [Hodderson] | HERTFORDSHIRE |
| Sewage Treatment Plant [Godalming] | SURREY |
| Sewage Treatment Plant [Millennium Dome] | LONDON [Central] |
| Sewage Treatment Plant [Riverside] | LONDON |
| Sewage Treatment Plant [Millmead] | WILTSHIRE |
| Sewage Treatment Plant [Chertsey] | SURREY |
| Sewage Treatment Plant [Sunbury-On-Thames] | LONDON [South] |
| Sewage Treatment Plant [Fleet] | HAMPSHIRE |
| Sewage Treatment Plant [Woking] | SURREY |
| Sewage Treatment Plant [Crawley] | WEST SUSSEX |
| Sewage Treatment Plant [Holmwood] | DERBYSHIRE |
| Sewage Treatment Plant [Dorking] | SURREY |
| Water Inlet works & Wash Water Plant [Weybridge] | SURREY |
| Cooling Water System [Eastleigh] | HAMPSHIRE |
| Sludge Screening Plant [Chertsey] | SURREY |
| Water Filtration Plant [Southampton] | HAMPSHIRE |
| DSEAR Hazardous Works [Hogsmill] | SURREY |
| DSEAR Hazardous Works [Crawley] | WEST SUSSEX |
| DSEAR Hazardous Works [Mogden] | MIDDLESEX |
