£67k
+174%vs Apr 2024Active04173672Private limited companyBishop Stortford
SYSTEM ONE PLUMBING & HEATING LIMITED
Significant control: Robert Leslie Humphrey (75–100%), Mandy Lorraine Humphrey (75–100%)
From public filings as at 31 Aug 2026; may contain errors or be out of date. Verify at Companies House · Terms
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Registered activity: Plumbing, heat and air-conditioning installation (SIC 43220). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
SYSTEM ONE PLUMBING & HEATING LIMITED is an active private limited company (company number 04173672) incorporated on 6 March 2001, registered in Bishop Stortford. Its registered activity is plumbing, heat and air-conditioning installation (SIC 43220). Latest small accounts cover the period ending 30 April 2025, showing net assets of £67k and cash of £101k, with 2 employees on average. Net assets rose 174% on the prior period (£25k).
Peer position · net assets
By net assets it sits in the top quarter of 1,321 comparable companies in Essex (median £5,283, upper quartile £26k).
02
Ownership and control
- Mr Robert Leslie Humphrey
- owns 75–100% of shares
- holds 75–100% of voting rights
- can appoint or remove directors
- Mandy Lorraine Humphrey
- owns 75–100% of shares
- holds 75–100% of voting rights
- can appoint or remove directors
Persons with significant control hold 25% or more of shares or voting rights. Smaller shareholdings are only listed in confirmation-statement documents. Directors and secretaries: see the officers list at Companies House.
03
Key dates
- Incorporated
- 6 March 200125 yrs ago
- Next accounts due
- 30 January 2027in 95 days
- Confirmation statement due
- 20 March 2027in 144 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 43220
- Plumbing, heat and air-conditioning installation
- Accounts type
- Total Exemption Full
- Size band
- MicroCompanies Act thresholds
05
Financials
£101k
+584%vs Apr 2024Not reported
2
No changevs Apr 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 30 April 2025 | £67k | £101k | — | £116k | — | — | 2 |
| 30 April 2024 | £25k | £15k | — | £27k | — | — | 2 |
Current ratio1.55Current assets ÷ creditors within one year
Cash per employee£50kCash ÷ average employees
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing.
06
Filing and accounts signals
- Net assets above zeroNet assets £67,403 at 30 April 2025
- Net assets up 10% or more on the prior period+174.5% vs prior period
- Current assets at least 1.5× creditors within one yearCurrent ratio 1.55
- Cash at bank of £50,000 or moreCash £100,972
- Incorporated five or more years agoIncorporated 6 March 2001
Neutral facts read from the register and filed accounts, each with its evidence. They are not a rating, a prediction or advice, and may be incomplete or out of date. How each signal is derived.
07
Timeline
- Confirmation statement duein 144 days
- Next accounts duein 95 days
- Accounts period endNet assets £67k · small accounts
- Accounts period endNet assets £25k · small accounts
- Incorporated
08
Similar companies in Essex
- ANGLIA HEATING AND MAINTENANCE ENGINEERS LIMITEDBillericay · inc. Mar 2001
- RICHARDSON & ROTHWELL PLUMBING & HEATING LIMITEDColchester · inc. Feb 2001
- AJR ECO LTDSouthend-On-Sea · inc. Apr 2001
- AQUATECH HEATING & PLUMBING LIMITEDWickford · inc. Jan 2001
- HYDRO DRAINS LIMITEDRayleigh · inc. Dec 2000
- AVH BUILDING SERVICES LIMITEDBraintree · inc. Jun 2001
All companies incorporated on 6 March 2001 · in Mar 2001.
09
Reminders for SYSTEM ONE PLUMBING & HEATING LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.