£41k
+25%vs Mar 2025Active11781822Private limited companyDerby
STH MECHANICAL LTD
Significant control: Stephen Thomas Hendley (75–100%), Rebecca Kate Hendley (25–50%)
From public filings as at 31 Aug 2026; may contain errors or be out of date. Verify at Companies House · Terms
Coming soon · product and service lists
What does Sth Mechanical Ltd sell?
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.
One email, only about this. If we don’t launch within 60 days we’ll tell you. Privacy
01
Summary
STH MECHANICAL LTD is an active private limited company (company number 11781822) incorporated on 22 January 2019, registered in Derby. Its registered activity is plumbing, heat and air-conditioning installation (SIC 43220). Latest small accounts cover the period ending 31 March 2026, showing net assets of £41k and cash of £57k, with 2 employees on average. Net assets rose 25% on the prior period (£33k).
Peer position · net assets
By net assets it sits in the top quarter of 324 comparable companies in Derby (median £3,891, upper quartile £27k).
02
Ownership and control
- Mr Stephen Thomas Hendley
- owns 75–100% of shares
- holds 75–100% of voting rights
- can appoint or remove directors
- Mrs Rebecca Kate Hendley
- owns 25–50% of shares
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
- 22 January 20197 yrs ago
- Next accounts due
- 31 December 2027in 434 days
- Confirmation statement due
- 5 February 2027in 105 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
£57k
−2%vs Mar 2025Not reported
2
No changevs Mar 2025| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 March 2026 | £41k | £57k | £3,631 | £85k | — | — | 2 |
| 31 March 2025 | £33k | £58k | £34k | £111k | — | — | 2 |
Current ratio0.86Current assets ÷ creditors within one year
Cash per employee£29kCash ÷ 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 £40,820 at 31 March 2026
- Net assets up 10% or more on the prior period+24.9% vs prior period
- Current assets below creditors within one yearCurrent ratio 0.86
- Cash at bank of £50,000 or moreCash £57,113
- Incorporated five or more years agoIncorporated 22 January 2019
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
- Next accounts duein 434 days
- Confirmation statement duein 105 days
- Accounts period endNet assets £41k · small accounts
- Accounts period endNet assets £33k · small accounts
- Incorporated
08
Similar companies in Derby
- HANDY HOME IMPROVEMENTS LTDIlkeston · inc. Jan 2019
- MRH GAS SERVICES LIMITEDMelbourne · inc. Jan 2019
- JJL MECHANICALS LTDDerby · inc. Jan 2019
- BLUEWAVE MAINTENANCE LTDDerby · inc. Jan 2019
- BITS AND BOGS LTDIlkeston · inc. Feb 2019
- KITCHEN BATHROOM FIT LTDDerby · inc. Dec 2018
All companies incorporated on 22 January 2019 · in Jan 2019.
09
Reminders for STH MECHANICAL LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.