Filing status
- Accounts due
- 31 December 2026
- Last accounts
- 31 March 2025
- Conf. stmt due
- 31 July 2027
- Last conf. stmt
- 17 July 2026
Synergen Holdings Limited
- Incorporated
- 18 July 2023 (3 years)
- Industry
- Activities of other holding companies n.e.c. (64209)
- Owned by
- Accounts type
- Total exemption full
- Region
- West Midlands
- Address
- Severn Trent Centre2 St John's StreetCoventryCV1 2LZ
Charges
- Total
- 1
- Outstanding
- 0
- Part satisfied
- 0
- Satisfied
- 1
Officers
Not loaded yet. See them on Companies House
Ownership 1 active
People and entities with significant control, from the Companies House PSC register
Corporate entity · Notified 1 August 2025
Owns 75–100% of shares
Holds 75–100% of voting rights
Right to appoint and remove directors
Private Limited Company
Reg. no. 05656363
Holdings 1
Companies where Synergen Holdings Limited is registered as a person with significant control
Owns 75–100% of shares
Active
Former controllers (2)
1 August 2025
Ceased Paul David Castle — Owns 25–50% of shares
1 August 2025
Ceased Thomas John Collings — Owns 25–50% of shares
Group structure 27 shown
Ownership group derived from the Companies House PSC register
Severn Trent Investment Holdings Limited Owns 75–100% of shares
Severn Trent Draycote Limited Owns 75–100% of shares
Dee Valley Group Limited Owns 75–100% of shares
Hafren Dyfrdwy Cyfyngedig Owns 75–100% of shares
Severn Trent Bower Limited Owns 75–100% of shares
Severn Trent Data Portal Limited Owns 75–100% of shares
Severn Trent Water Limited Owns 75–100% of shares
Severn Trent Holdings Limited Owns 75–100% of shares
Etwall Land Limited Owns 75–100% of shares
Industrial Water Jetting Systems Holdings Limited Owns 75–100% of shares
Mains Infrastructure Construction Limited Owns 75–100% of shares
Midlands Land Portfolio Limited Owns 75–100% of shares
Severn Trent (W&S) Limited Owns 75–100% of shares
Severn Trent Green Power Limited Owns 75–100% of shares
Severn Trent Metering Services Limited Owns 75–100% of shares
Severn Trent Mis Trustees Limited Owns 75–100% of shares
Severn Trent Pension Scheme Trustees Limited Owns 75–100% of shares
Severn Trent Pif Trustees Limited Owns 75–100% of shares
Severn Trent Retail and Utility Services Limited Owns 75–100% of shares
Severn Trent SSPS Trustees Limited Owns 75–100% of shares
Synergen Holdings Limited This company Owns 75–100% of shares
Watertight Management Holdings Limited Owns 75–100% of shares
Severn Trent Trimpley Limited Owns 50–75% of shares
Severn Trent Limited Partnership Right to appoint and remove a person
Financials
Figures from 2024 accounts. Newer accounts, made up to 31 March 2025, are filed but not read yet. See them on Companies House
Balance sheet detail
| 2024 | |
|---|---|
| Fixed Assets | £7,500,000 |
| Shareholder Funds | £7,500,000 |
Filings
Recent filings only. See the full history on Companies House
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 17 July 2026 | Confirmation statement with updates | 17 July 2026 | ||
| 23 June 2026 | Replacement filing for the appointment of a director | |||
| 15 April 2026 | Appointment of a director | |||
| 14 April 2026 | Termination of appointment of a director | |||
| 23 March 2026 | Total exemption full accounts | 31 March 2025 |
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