- Companies
- Plumbers and heating engineers
- London
- Heat Tec Engineers Ltd
Heat Tec Engineers Ltd
- Company number
- 15892445
- Incorporated
- 12 Aug 20242 years trading
- Registered office
- 20 Wenlock Road, London, N1 7GU
- Nature of business
- Plumbing, heat and air-conditioning installation
Heat Tec Engineers Ltd is a 2-year-old private limited company registered in London, company number 15892445, one of 2,972 plumbing and heating companies in London. Its next accounts are due at Companies House on 31 May 2027, and the CT600 for the period to 31 August 2026 is due at HMRC on 31 August 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 31 August 2025, as filed at Companies House.
Where Heat Tec Engineers Ltd is registered
The registered office is in London (N1), in the Hackney local authority area, London. Show N1 7GU on a map.
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- Evolution Products LimitedMotor traders
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- Kenneth Brady LtdElectricians
- UK Import Export LtdBuilders
- Magic Door Services LimitedMachinery repair and installation
Shared registered office
1,583 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 Heat Tec Engineers 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 31 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2027 to 30 Jun 2027 | £150 |
| 1 to 3 months late | 1 Jul 2027 to 31 Aug 2027 | £375 |
| 3 to 6 months late | 1 Sep 2027 to 30 Nov 2027 | £750 |
| More than 6 months late | From 1 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 15892445
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 August 2024 (2 years ago)
- Registered office
- 20 Wenlock Road, London, N1 7GU
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 August (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 11 August 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.
- Heat&Cool Ltd2018
- Heat-Plex Limited2018
- Heat4You Limited2017
- Heatcare Plumbing and Heating Engineers Limited2002
- Heatco Ltd2012
- Heatcom Plumbing and Heating Ltd2026
- Heatcraft Engineered Ltd2026
- Heated Ltd2023
All plumbing and heating companies in London · All trades in London · Plumbers and heating engineers across the UK
Frequently asked questions
When are Heat Tec Engineers Ltd's accounts due?
Heat Tec Engineers Ltd's next accounts are due at Companies House by 31 May 2027 (in 231 days), covering the period to 31 August 2026.
When is Heat Tec Engineers Ltd's CT600 due?
The CT600 for the period to 31 August 2026 is due at HMRC by 31 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2027.
Is Heat Tec Engineers Ltd still trading?
Heat Tec Engineers 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 Heat Tec Engineers Ltd do?
Heat Tec Engineers Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Heat Tec Engineers Ltd?
Heat Tec Engineers Ltd was incorporated on 12 August 2024, 2 years ago.
What is the penalty if Heat Tec Engineers 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 Heat Tec Engineers 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.