- Companies
- Plumbers and heating engineers
- London
- Fox Mechanical Ltd
Fox Mechanical Ltd
- Company number
- 15122152
- Incorporated
- 7 Sep 20233 years trading
- Registered office
- 3RD Floor Great Titchfield House, 14-18 Great Titchfield Street, London, W1W 8BD
- Nature of business
- Plumbing, heat and air-conditioning installation
Fox Mechanical Ltd is a 3-year-old private limited company registered in London, company number 15122152, one of 2,972 plumbing and heating companies in London. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 December 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets up £166K (+56.9%) on the year before, to £456K.
- Current assets of £744K against £345K owed within a year: 2.2 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 2 years, 2024 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2025 | £456K | £280K | £744K | £345K | 0 |
| 31 Dec 2024 | £291K | £184K | £767K | £389K | 2 |
Where Fox Mechanical Ltd is registered
The registered office is in London (W1W), in the Westminster local authority area, London. Show W1W 8BD on a map.
Other trade companies in W1W
- Civaris LtdSpecialist contractors
- R&R Construction Group LtdBuilders
- Aurum Cooling LtdPlumbers and heating engineers
- Steam Wood Stone LtdFinishing trades
- Hau Developments LimitedProperty developers
- Group Atlas Financial 83 LtdPainters and decorators
- Energy Reward LtdMotor traders
- Holly’S Housekeeping LtdCleaning companies
Shared registered office
37 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Fox Mechanical Ltd files late
Companies House charges an automatic penalty the day after the deadline, and it rises the longer the accounts are late. These are the dates for this company's accounts due on 30 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2027 to 31 Oct 2027 | £150 |
| 1 to 3 months late | 1 Nov 2027 to 31 Dec 2027 | £375 |
| 3 to 6 months late | 1 Jan 2028 to 31 Mar 2028 | £750 |
| More than 6 months late | From 1 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 2028 | another 10% of any unpaid tax |
For returns filed on or after 1 April 2026. Late three times in a row and the £200 penalties become £1,000 each.
Company details
As held on the Companies House register.
- Company number
- 15122152
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 7 September 2023 (3 years ago)
- Registered office
- 3RD Floor Great Titchfield House, 14-18 Great Titchfield Street, London, W1W 8BD
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 6 September 2026
Filing notes for plumbing and heating companies
Plumbing and heating companies frequently work under CIS for main contractors and also directly for homeowners, so turnover can mix CIS and non-CIS income.
Similar companies in London
Other active plumbing and heating companies registered in London.
- Franklynair Limited2002
- Fredisco Plumbing and Gas Services Limited2026
- Fredmarv Constructions Limited2022
- Fresh Flow Systems Ltd2025
- Fronczak Enterprise Limited2026
- Front Plumbers Ltd2023
- FRS Plumbing & Gas Limited2021
- Fsa Heating & Plumbing Limited2026
All plumbing and heating companies in London · All trades in London · Plumbers and heating engineers across the UK
Frequently asked questions
When are Fox Mechanical Ltd's accounts due?
Fox Mechanical Ltd's next accounts are due at Companies House by 30 September 2027 (in 352 days), covering the period to 31 December 2026.
When is Fox Mechanical Ltd's CT600 due?
The CT600 for the period to 31 December 2026 is due at HMRC by 31 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is Fox Mechanical Ltd still trading?
Fox Mechanical Ltd is listed as active on the Companies House register as of 1 Oct 2026. Active means it has not been dissolved or entered insolvency; it does not show whether it is currently taking on work.
What does Fox Mechanical Ltd do?
Fox Mechanical Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Fox Mechanical Ltd?
Fox Mechanical Ltd was incorporated on 7 September 2023, 3 years ago.
What is the penalty if Fox Mechanical Ltd files its accounts late?
Companies House charges £150 if the accounts are up to 1 month late, £375 up to 3 months, £750 up to 6 months and £1,500 after that, doubled if the previous year's accounts were also late. HMRC charges £200 for a CT600 filed a day late and another £200 at 3 months.
Official records
View Fox Mechanical Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026). Deadlines are worked out from the register and assume a standard accounting period; a change of year end or a short period moves them. This page is general information, not tax or accountancy advice.