| ضابط | M A SOLUTIONS (LINDUM) LTD | 🇬🇧United Kingdom | نشط | 11/05/2026 – حاضر |
| ضابط | LAKESIDE WATER AND BUILDING SERVICES LIMITED | 🇬🇧United Kingdom | نشط | 11/05/2026 – حاضر |
| ضابط | SEVERN TRENT GREEN POWER (ARDLEY) LIMITED | — | نشط | 02/04/2026 – حاضر |
| ضابط | SEVERN TRENT GREEN POWER BIOGAS LIMITED | — | نشط | 06/04/2026 – حاضر |
| ضابط | SEVERN TRENT (W&S) LIMITED | 🇬🇧United Kingdom | نشط | 10/03/2026 – حاضر |
| ضابط | SEVERN TRENT GREEN POWER LIMITED | 🇬🇧United Kingdom | نشط | 06/04/2026 – حاضر |
| ضابط | SEVERN TRENT RETAIL AND UTILITY SERVICES LIMITED | 🇬🇧United Kingdom | نشط | 27/03/2026 – حاضر |
| ضابط | REIGATE ENVIRONMENTAL SERVICES LIMITED | 🇬🇧United Kingdom | نشط | 27/03/2026 – حاضر |
| ضابط | SEVERN TRENT GREEN POWER GROUP LIMITED | 🇬🇧United Kingdom | نشط | 14/05/2026 – حاضر |
| ضابط | SEVERN TRENT SERVICES DEFENCE LIMITED | 🇬🇧United Kingdom | نشط | 27/03/2026 – حاضر |
| ضابط | SEVERN TRENT GREEN POWER COMPOSTING LIMITED | 🇬🇧United Kingdom | نشط | 06/04/2026 – حاضر |
| ضابط | SEVERN TRENT GREEN POWER (ANDIGESTION) LIMITED | 🇬🇧United Kingdom | نشط | 02/04/2026 – حاضر |
| ضابط | SEVERN TRENT GREEN POWER (BRIDGEND) LIMITED | 🇬🇧United Kingdom | نشط | 02/04/2026 – حاضر |
| ضابط | SEVERN TRENT GREEN POWER CHURCH FARM LIMITED | 🇬🇧United Kingdom | نشط | 06/04/2026 – حاضر |
| ضابط | ETWALL LAND LIMITED | — | نشط | 23/03/2026 – حاضر |
| ضابط | SEVERN TRENT SOLAR FINANCE LIMITED | 🇬🇧United Kingdom | نشط | 26/05/2026 – حاضر |
| ضابط | SEVERN TRENT GREEN POWER (HERTFORDSHIRE) LIMITED | 🇬🇧United Kingdom | نشط | 06/04/2026 – حاضر |
| ضابط | SEVERN TRENT SERVICES (WATER AND SEWERAGE) LIMITED | 🇬🇧United Kingdom | نشط | 06/04/2026 – حاضر |
| ضابط | SEVERN TRENT GREEN POWER (CW) LIMITED | — | نشط | 06/04/2026 – حاضر |
| ضابط | WATERTIGHT MANAGEMENT LIMITED | 🇬🇧United Kingdom | نشط | 23/03/2026 – حاضر |
| ضابط | SEVERN TRENT GREEN POWER (CASSINGTON) LIMITED | 🇬🇧United Kingdom | نشط | 06/04/2026 – حاضر |
| ضابط | MAINS INFRASTRUCTURE CONSTRUCTION LIMITED | 🇬🇧United Kingdom | نشط | 23/03/2026 – حاضر |
| ضابط | MIDLANDS LAND PORTFOLIO LIMITED | — | نشط | 21/05/2026 – حاضر |
| ضابط | SEVERN TRENT WIND POWER LIMITED | 🇬🇧United Kingdom | نشط | 06/04/2026 – حاضر |
| ضابط | INDUSTRIAL WATER JETTING SYSTEMS HOLDINGS LIMITED | — | نشط | 23/03/2026 – حاضر |
| ضابط | SEVERN TRENT SERVICES INTERNATIONAL (OVERSEAS HOLDINGS) LIMITED | 🇬🇧United Kingdom | نشط | 27/03/2026 – حاضر |
| ضابط | SEVERN TRENT GREEN POWER ATHERSTONE LIMITED | 🇬🇧United Kingdom | نشط | 06/04/2026 – حاضر |
| ضابط | SYNERGEN UTILITIES LIMITED | 🇬🇧United Kingdom | نشط | 23/03/2026 – حاضر |
| ضابط | SEVERN TRENT PROPERTY SOLUTIONS LIMITED | — | نشط | 27/03/2026 – حاضر |
| ضابط | SEVERN TRENT GREEN POWER (WALLINGFORD) LIMITED | 🇬🇧United Kingdom | نشط | 14/05/2026 – حاضر |
| ضابط | SEVERN TRENT GREEN POWER LODGE FARM LIMITED | 🇬🇧United Kingdom | نشط | 06/04/2026 – حاضر |
| ضابط | SEVERN TRENT GREEN POWER (RBWM) LIMITED | 🇬🇧United Kingdom | نشط | 06/04/2026 – حاضر |
| ضابط | SEVERN TRENT GREEN POWER CAYTON LIMITED | 🇬🇧United Kingdom | نشط | 06/04/2026 – حاضر |
| ضابط | SEVERN TRENT GREEN POWER HOLDINGS LIMITED | 🇬🇧United Kingdom | نشط | 06/04/2026 – حاضر |
| ضابط | SEVERN TRENT SERVICES OPERATIONS UK LIMITED | 🇬🇧United Kingdom | نشط | 02/03/2026 – حاضر |
| ضابط | SEVERN TRENT GREEN POWER (WEST LONDON) LIMITED | — | نشط | 06/04/2026 – حاضر |
| ضابط | SEVERN TRENT GREEN POWER (NORTH LONDON) LIMITED | 🇬🇧United Kingdom | نشط | 14/05/2026 – حاضر |
| ضابط | SYNERGEN HOLDINGS LIMITED | 🇬🇧United Kingdom | نشط | 23/03/2026 – حاضر |
| ضابط | WATERTIGHT MANAGEMENT HOLDINGS LIMITED | 🇬🇧United Kingdom | نشط | 23/03/2026 – حاضر |
| ضابط | WATERTIGHT HOLDINGS LIMITED | 🇬🇧United Kingdom | نشط | 23/03/2026 – حاضر |
| ضابط | SEVERN TRENT SERVICES DEFENCE HOLDINGS LIMITED | 🇬🇧United Kingdom | نشط | 27/03/2026 – حاضر |
| ضابط | HOWLETT ASSOCIATES WATER TREATMENT LIMITED | 🇬🇧United Kingdom | نشط | 27/03/2026 – حاضر |
