£38k
−33%vs May 2024Active09577257Private limited companyWinchester
JT MECHANICAL LTD
Significant control: James Ian Trantham (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From public filings as at 31 Aug 2026; may contain errors or be out of date.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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What does Jt 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.
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01
Summary
JT MECHANICAL LTD is an active private limited company (company number 09577257) incorporated on 6 May 2015, registered in Winchester. Its registered activity is plumbing, heat and air-conditioning installation (SIC 43220). Latest small accounts cover the period ending 31 May 2025, showing net assets of £38k and cash of £36k, with 3 employees on average. Net assets fell 33% on the prior period (£57k).
Peer position · net assets
By net assets it sits in the top quarter of 339 comparable companies in Southampton (median £5,929, upper quartile £30k).
02
Ownership and control
- Mr James Ian Trantham
- owns 75–100% of shares
- holds 75–100% of voting rights
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 May 201511 yrs ago
- Next accounts due
- 28 February 2027in 128 days
- Confirmation statement due
- 20 May 2027in 209 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
£36k
−48%vs May 2024Not reported
3
No changevs May 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 May 2025 | £38k | £36k | £21k | — | — | — | 3 |
| 31 May 2024 | £57k | £69k | £22k | — | — | — | 3 |
Cash per employee£12kCash ÷ 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 £38,169 at 31 May 2025
- Net assets down 25% or more on the prior period-33.3% vs prior period
- Incorporated five or more years agoIncorporated 6 May 2015
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 209 days
- Next accounts duein 128 days
- Accounts period endNet assets £38k · small accounts
- Accounts period endNet assets £57k · small accounts
- Incorporated
08
Similar companies in Southampton
- GW GAS LTDSouthampton · inc. Apr 2015
- GAS AND PLUMBING LIMITEDLocks Heath · inc. Jun 2015
- LEE FISHER PLUMBING & HEATING LTDSouthampton · inc. Apr 2015
- A.JUPES PLUMBING & HEATING SERVICES LTDLyndhurst · inc. Apr 2015
- HAYWARD PIPE-WORK SERVICES LIMITEDEastleigh · inc. Mar 2015
- E IRONS GAS, PLUMBING AND HEATING LTDSouthampton · inc. Jun 2015
All companies incorporated on 6 May 2015 · in May 2015.
09
Reminders for JT MECHANICAL LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.