Filing status
- Accounts due
- 31 January 2027
- Last accounts
- 30 April 2025
- Conf. stmt due
- 15 March 2027
- Last conf. stmt
- 1 March 2026
System One Plumbing & Heating Limited
- Incorporated
- 6 March 2001 (25 years)
- Industry
- Plumbing, heat and air-conditioning installation (43220)
- Directors
- Mandy Lorraine Humphrey
- Owned by
- Robert Leslie HumphreyMandy Lorraine Humphrey
- Accounts type
- Total exemption full
- Address
- 5 Ducketts WharfSouth StreetBishop StortfordCM23 3AR
Officers 3 active
Officer details are public data from the Companies House register.
Humphrey, Mandy Lorraine
Director · Appointed 1 May 2016
British
Born May 1965 (61)
Humphrey, Mandy Lorraine
Secretary · Appointed 6 March 2001
British
Director · Appointed 6 March 2001
British
Born May 1966 (60)
Officer history (2 former)
1 May 2016
Appointed Humphrey, Mandy Lorraine as Director
6 March 2001
Appointed Humphrey, Mandy Lorraine as Secretary
6 March 2001
6 March 2001
6 March 2001
6 March 2001
6 March 2001
Ownership 2 active
People and entities with significant control, from the Companies House PSC register
Individual · Notified 6 April 2016
Owns 75–100% of shares
Holds 75–100% of voting rights
Right to appoint and remove directors
British
Born May 1966 (60)
Mandy Lorraine Humphrey
Individual · Notified 6 April 2016
Owns 75–100% of shares
Holds 75–100% of voting rights
Right to appoint and remove directors
British
Born May 1965 (61)
Financials
Balance sheet as at 30 April 2025 · total exemption full accounts
- Net Assets
- £67,403
- Cash
- £100,972
- Employees
- 2
Trend
Net Assets
Balance sheet detail
| 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | |
|---|---|---|---|---|---|---|
| Fixed Assets | £3,388 | £4,517 | ||||
| Current Assets | £180,425 | £47,529 | £29,640 | £99,000 | £92,592 | £88,345 |
| Debtors | £79,453 | £40,720 | £19,558 | |||
| Cash | £100,972 | £14,762 | £24,389 | £59,141 | £51,872 | £68,787 |
| Creditors (< 1 year) | £27,487 | £10,302 | £49,103 | £39,598 | £44,733 | |
| Net Current Assets | £64,015 | £20,042 | £19,338 | £49,897 | £52,994 | £43,612 |
| Net Assets | £67,403 | £24,559 | £25,361 | £57,927 | £57,226 | £49,254 |
| Shareholder Funds | £49,254 |
Filings
Recent filings only. See the full history on Companies House
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 27 April 2026 | Change of details for a person with significant control | |||
| 27 April 2026 | Change of details for a person with significant control | |||
| 27 April 2026 | Confirmation statement with updates | 1 March 2026 | ||
| 24 April 2026 | Change of details for a person with significant control | |||
| 24 November 2025 | Total exemption full accounts | 30 April 2025 |
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