Annual accounts
Total Exemption Full accounts
31/05/2027Filing deadline
- Next accounts made up to
- 31/08/2026
- Last accounts made up to
- 31/08/2025
Reference data exactly as held at Companies House.
The 4 most recent documents filed at Companies House.
Total exemption full accounts made up to 2025-08-31
Confirmation statement made on 2025-07-25 with updates
Total exemption full accounts made up to 2024-08-31
Registered office address changed from 5 Sherwood Avenue Ruislip HA4 7XL England to 23 Bury Street Ruislip Greater London HA4 7SX on 2025-05-14
What Pre-Score will tell you

The two filings Companies House requires every year, and where each one stands against its deadline today.
Total Exemption Full accounts
31/05/2027Filing deadline
Confirms the registry record is up to date
08/08/2027Filing deadline
The latest figures J MECHANICAL LTD filed. Okredo holds filed accounts data for 2021–2025; the year-by-year record is on the financials page.
Net Assets
2024: £403.86K
Total Assets
2024: £862.44K
Cash in Bank
2024: £132.06K
Total Liabilities
2024: £264.48K
Employees
2024: 5
Of the 4 measures with an earlier filing to compare against, 1 rose and 3 fell. Total assets moved furthest, down 2.82% on 2024. See the full financial analysis for J MECHANICAL LTD.
The full financial record
Four ways through J MECHANICAL LTD's filed accounts — the year-by-year numbers, the compound rates and the ratios behind them.
Headcount as reported to Companies House for 2021–2025.
| Year | Employees | Change |
|---|---|---|
| 2025 | 5 | 0 |
| 2024 | 5 | 0 |
| 2023 | 5 | -1 |
| 2022 | 6 | 0 |
| 2021 | 6 | – |
Reported employee count decreased from 6 in 2021 to 5 in 2025. See how headcount moved alongside the reported financials.
Credit report
It is a professional assessment of the company 's performance, revealing company's potential and risks, showing it's past experiences and revealing future prospects.
Directors, secretaries and other appointed officers, with the period each has served.
| Person | Role | Period | Connected companies |
|---|---|---|---|
| Director | 12/08/2016–Present | 1 |
Individuals or entities with significant control over the company, as declared to Companies House.
| Person | Period | Connected companies |
|---|---|---|
| 01/09/2017–Present | 1 | |
| 01/09/2017–06/08/2024 | 1 | |
| 12/08/2016–06/08/2024 | 1 | |
| 12/08/2016–Present | 1 | |
| 06/08/2024–Present | 0 |
Every document on the Companies House record, newest first.
Total exemption full accounts made up to 2025-08-31
Confirmation statement made on 2025-07-25 with updates
Total exemption full accounts made up to 2024-08-31
Registered office address changed from 5 Sherwood Avenue Ruislip HA4 7XL England to 23 Bury Street Ruislip Greater London HA4 7SX on 2025-05-14
Director's details changed for Mr Matthew William Jones on 2025-05-13
Director's details changed for Mr Matthew William Jones on 2025-05-13
Change of details for Mj Holdings (Ruislip) Limited as a person with significant control on 2025-05-13
Notification of Mj Holdings (Ruislip) Limited as a person with significant control on 2024-08-06
Cessation of Joanna Jones as a person with significant control on 2024-08-06
Cessation of Matthew William Jones as a person with significant control on 2024-08-06
Confirmation statement made on 2024-08-06 with updates
Total exemption full accounts made up to 2023-08-31
Showing 12 of 15 filings
See when the next accounts and confirmation statement are due
2,238 UK companies are similar to J MECHANICAL LTD, sharing the same company status (Active), the same industry sector and activity group (Plumbing heat and air-conditioning installation) and a comparable number of employees. The 5 closest matches are shown below to help you compare competitors and industry peers.
Contracts House, East Street, Nottingham NG1 3AY
30 Hillside, Southwick, West Susex BN42 4QD
Unit 7 & 8 Fulcrum 4, Whiteley, Fareham PO15 7FT
Ross House, The Square, Stow On The Wold, Gloucestershire GL54 1AF
Macrieston, Thornhill, Stirling FK8 3QF
A short description of the company, written from its Companies House record.
J MECHANICAL LTD is a private limited company registered in the United Kingdom, based in 23 Bury Street, Ruislip, Greater London HA4 7SX. Companies House classifies its business as Plumbing heat and air-conditioning installation, one of 2 SIC classifications on its record. It has been on the register for 10 years 1 month.
The register currently records it as active. Its 2025 accounts report net assets of £426.43K and 5 employees.
Answered from this company's own registry record and filed figures.
Companies House records J MECHANICAL LTD under 2 registered business activities: Plumbing heat and air-conditioning installation (43.22 - SIC 2007) and Other building completion and finishing (43.39 - SIC 2007).
J MECHANICAL LTD is recorded as active on the Companies House register, and has been on it since 12/08/2016.
The most recent accounts Okredo holds cover 2025 and report net assets of £426.43K, total assets of £838.10K, cash in bank of £108.54K and total liabilities of £258.73K.
The most recent document on the record is dated 11/02/2026: Total exemption full accounts made up to 2025-08-31, 7 months ago.
On the current registry record, accounts are due by 31/05/2027 and the next confirmation statement is due by 08/08/2027.
Companies House lists 1 officer and 5 people with significant control (3 current).