- Companies
- Plumbers and heating engineers
- Southall
- Heatfix Limited
Heatfix Limited
- Company number
- 04643833
- Incorporated
- 22 Jan 200323 years trading
- Registered office
- Heasleigh House, 79A South Road, Southall, Middlesex, UB1 1SQ
- Nature of business
- Plumbing, heat and air-conditioning installation
Heatfix Limited is a 23-year-old private limited company registered in Southall, company number 04643833, one of 60 plumbing and heating companies in Southall. Its next accounts are due at Companies House on 31 October 2026, and the CT600 for the period to 31 January 2026 is due at HMRC on 31 January 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 £5,159 (+10.4%) on the year before, to £55K.
- Net assets rose in 8 of 9 year-on-year comparisons on record.
- Current assets of £48K against £11K owed within a year: 4.5 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2025 | £55K | £48K | £11K | 2 | |
| 31 Jan 2024 | £49K | £70K | £20K | 2 | |
| 31 Jan 2023 | £43K | £57K | £13K | 2 | |
| 31 Jan 2022 | £41K | £63K | £22K | 2 | |
| 31 Jan 2021 | £18K | £36K | £18K | 2 | |
| 31 Jan 2020 | £10K | £30K | £19K | 2 | |
| 31 Jan 2019 | £4,734 | £13K | £16K | ||
| 31 Jan 2018 | £16K | £31K | £15K | ||
| 31 Jan 2017 | £4,632 | £22K | £18K | ||
| 31 Jan 2016 | £2,030 | £17K | £18K | £16K |
Where Heatfix Limited is registered
The registered office is in Southall (UB1), in the Ealing local authority area, London. Show UB1 1SQ on a map.
Other trade companies in UB1
- Kingsbury Roofing & Construction LtdRoofers
- T2Y LtdBuilders
- Driveworx LimitedMotor traders
- Raunak Design and Build LtdBuilders
- Phlo Plumbing & Heating LtdPlumbers and heating engineers
- Airpro Conditioning LimitedPlumbers and heating engineers
- Springfields Property LimitedProperty developers
- Sanndhu Construction UK LtdBuilders
Also registered at this address
3 other companies use the same registered office as Heatfix Limited.
- Frank Suarez Garage LimitedMechanics and garages
- Motest LimitedMechanics and garages
- Trade Cars LimitedMotor traders
What happens if Heatfix Limited 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 31 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2026 to 30 Nov 2026 | £150 |
| 1 to 3 months late | 1 Dec 2026 to 31 Jan 2027 | £375 |
| 3 to 6 months late | 1 Feb 2027 to 30 Apr 2027 | £750 |
| More than 6 months late | From 1 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 04643833
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 22 January 2003 (23 years ago)
- Registered office
- Heasleigh House, 79A South Road, Southall, Middlesex, UB1 1SQ
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 January 2025
- Last confirmation statement
- 15 June 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 Southall
Other active plumbing and heating companies registered in Southall.
- Heating and Plumbing Services 24/7 Ltd2025
- HK Service Ltd2014
- Hpedy Limited2026
- Ironoaks Developments Ltd2026
- J S Home Improvements London Limited2020
- JD Rebuilders Ltd2025
- Just Engineering Ltd2019
- K Retallack Plumbing and Drainage Ltd2025
All plumbing and heating companies in Southall · All trades in Southall · Plumbers and heating engineers across the UK
Frequently asked questions
When are Heatfix Limited's accounts due?
Heatfix Limited's next accounts are due at Companies House by 31 October 2026 (in 19 days), covering the period to 31 January 2026.
When is Heatfix Limited's CT600 due?
The CT600 for the period to 31 January 2026 is due at HMRC by 31 January 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2026.
Is Heatfix Limited still trading?
Heatfix Limited 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 Heatfix Limited do?
Heatfix Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Heatfix Limited?
Heatfix Limited was incorporated on 22 January 2003, 23 years ago.
What is the penalty if Heatfix Limited 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 Heatfix Limited 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.