| SUSTAINABLE URBAN DRAINAGE SYSTEMS (SUDS) | ACO TECHNOLOGIES PLC - WATER MANAGEMENT |
| ADDAGRIP TERRACO LTD |
| AGGREGATE INDUSTRIES - COMMERCIAL LANDSCAPING |
| AGGREGATE INDUSTRIES - GARDEN & DRIVEWAY PRODUCTS |
| ALUMASC WATER MANAGEMENT SOLUTIONS |
| CLARK DRAIN LTD |
| FORTERRA BUILDING PRODUCTS LIMITED |
| GRASS CONCRETE LTD |
| HAURATON LTD |
| MACCAFERRI LTD |
| OSMA |
| PREMIER TECH WATER & ENVIRONMENT LTD |
| S1E LIMITED |
| WAVIN |
| SUSTAINABLE URBAN DRAINAGE SYSTEMS (SUDS) Gabion Units | MACCAFERRI LTD |
| SUSTAINABLE URBAN DRAINAGE SYSTEMS (SUDS) Infiltration Modules | FORTERRA BUILDING PRODUCTS LIMITED |
| HAURATON LTD |
| WAVIN |
| SUSTAINABLE URBAN DRAINAGE SYSTEMS (SUDS) Infiltration Multifunction Shafts | HAURATON LTD |
| SUSTAINABLE URBAN DRAINAGE SYSTEMS (SUDS) Infiltration Storage Shafts | HAURATON LTD |
| SUSTAINABLE URBAN DRAINAGE SYSTEMS (SUDS) Rainwater Treatment Plants | WAVIN |
| SUSTAINABLE URBAN DRAINAGE SYSTEMS (SUDS) Soakaway Attenuation Units | AGGREGATE INDUSTRIES - COMMERCIAL LANDSCAPING |
| HAURATON LTD |
| OSMA |
| WAVIN |
| SUSTAINABLE URBAN DRAINAGE SYSTEMS (SUDS) Swale Inlet Units | ACO TECHNOLOGIES PLC - WATER MANAGEMENT |
| ALTHON LTD |
