Company profile · Builders
Heat Waves Construction Ltd
Heat Waves Construction Ltd is a 10-year-old private limited company registered in London, company number 10185244, one of 12,075 building contractors in London. Its next accounts are due at Companies House on 29 February 2028, and the CT600 for the period to 31 May 2027 is due at HMRC on 31 May 2028.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2026
From the balance sheet at 31 May 2026, as filed at Companies House.
Heat Waves Construction Ltd over the years
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 down £346 (-36.1%) on the year before, to £612.
- Net assets rose in 4 of 9 year-on-year comparisons on record.
- Current assets of £67K against £74K owed within a year: 0.9 times cover.
- 3 employees on average, down from 4 the year before.
- Balance sheets on record for 10 years, 2017 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 May 2026 | £612 | £67K | £74K | 3 | |
| 31 May 2025 | £958 | £44K | £54K | 4 | |
| 31 May 2024 | £500 | £63K | £79K | 5 | |
| 31 May 2023 | £8,359 | £83K | £97K | 5 | |
| 31 May 2022 | £4,100 | £63K | £84K | 5 | |
| 31 May 2021 | £749 | £48K | £67K | 4 | |
| 31 May 2020 | £910 | £40K | £52K | 4 | |
| 31 May 2019 | £4,759 | £40K | £53K | ||
| 31 May 2018 | £54 | £54K | £76K | ||
| 31 May 2017 | £61 | £17K | £43K |
Where Heat Waves Construction Ltd is registered
The registered office is in London (NW2), in the Brent local authority area, London. Show NW2 5LH on a map.
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What happens if Heat Waves Construction 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 29 February 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2028 to 31 Mar 2028 | £150 |
| 1 to 3 months late | 1 Apr 2028 to 31 May 2028 | £375 |
| 3 to 6 months late | 1 Jun 2028 to 31 Aug 2028 | £750 |
| More than 6 months late | From 1 Sep 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2028 | £200 |
| 3 months late | 31 Aug 2028 | another £200 |
| 6 months late | 30 Nov 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 2029 | 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
- 10185244
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 May 2016 (10 years ago)
- Registered office
- 115A Chapter Road, London, NW2 5LH
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 May (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 May 2026
- Last confirmation statement
- 1 June 2026
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in London
Other active building contractors registered in London.
- Heating and Renovation Ltd2018
- Heaven Estate Agent & Developments Limited2014
- Heaven on Earth Builders Ltd2020
- Heavenly Homes Limited1999
- Hebovija Renovation Ltd2024
- Hector Construction Limited2012
- Hector Dryliner Ltd2022
- Heftee 32 Ltd2022
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Frequently asked questions
When are Heat Waves Construction Ltd's accounts due?
Heat Waves Construction Ltd's next accounts are due at Companies House by 29 February 2028 (in 505 days), covering the period to 31 May 2027.
When is Heat Waves Construction Ltd's CT600 due?
The CT600 for the period to 31 May 2027 is due at HMRC by 31 May 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2028.
Is Heat Waves Construction Ltd still trading?
Heat Waves Construction 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 Waves Construction Ltd do?
Heat Waves Construction Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is Heat Waves Construction Ltd?
Heat Waves Construction Ltd was incorporated on 17 May 2016, 10 years ago.
What is the penalty if Heat Waves Construction 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 Waves Construction 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.