Heatsy Ltd
- Company number
- 12591423
- Incorporated
- 7 May 20206 years trading
- Registered office
- 71-75 Shelton Street, Covent Garden, London, WC2H 9JQ
- Nature of business
- Plumbing, heat and air-conditioning installation
Heatsy Ltd is a 6-year-old private limited company registered in Covent Garden, company number 12591423, one of 170 plumbing and heating companies in Covent Garden. Its next accounts are due at Companies House on 31 July 2027, and the CT600 for the period to 31 October 2026 is due at HMRC on 31 October 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 £10K (+624.6%) on the year before, to £12K.
- Net assets rose in 3 of 4 year-on-year comparisons on record.
- Current assets of £26K against £14K owed within a year: 1.8 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 5 years, 2021 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Oct 2025 | £12K | £26K | £14K | 1 | |
| 31 May 2024 | £1,638 | £20K | £15K | 1 | |
| 31 May 2023 | £4,833 | £3,951 | £14K | £5,709 | 1 |
| 31 May 2022 | £1,054 | £5,688 | £22K | £21K | 0 |
| 31 May 2021 | -£6,035 | £511 | £3,329 | £9,780 | 0 |
Where Heatsy Ltd is registered
The registered office is in Covent Garden (WC2H), in the Camden local authority area, London. Show WC2H 9JQ on a map.
Other trade companies in WC2H
- Superclean Agency LtdCleaning companies
- Sal Cleaning LtdCleaning companies
- Cityshine Facilities Services LtdCleaning companies
- Pureoceanscleaning LtdCleaning companies
- Muca Property Group LimitedProperty developers
- E.L.G.G LtdJoiners and carpenters
- First Ascentia Integrated LtdCleaning companies
- Fixing London LtdSpecialist contractors
Shared registered office
4,529 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 Heatsy 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 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Aug 2027 to 31 Aug 2027 | £150 |
| 1 to 3 months late | 1 Sep 2027 to 31 Oct 2027 | £375 |
| 3 to 6 months late | 1 Nov 2027 to 31 Jan 2028 | £750 |
| More than 6 months late | From 1 Feb 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Nov 2027 | £200 |
| 3 months late | 31 Jan 2028 | another £200 |
| 6 months late | 30 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Oct 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
- 12591423
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 7 May 2020 (6 years ago)
- Registered office
- 71-75 Shelton Street, Covent Garden, London, WC2H 9JQ
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 October (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 5 May 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 Covent Garden
Other active plumbing and heating companies registered in Covent Garden.
- Home Boilers Ltd2013
- Home Remedy Ltd2025
- Home Warmth Services Limited2020
- Homefixpro Ltd2017
- Ija PHR Ltd2024
- International Air-Conditioning (UK) Limited2023
- J Fraser Climate Control Ltd2026
- JCS (2020) Ltd2021
All plumbing and heating companies in Covent Garden · All trades in Covent Garden · Plumbers and heating engineers across the UK
Frequently asked questions
When are Heatsy Ltd's accounts due?
Heatsy Ltd's next accounts are due at Companies House by 31 July 2027 (in 292 days), covering the period to 31 October 2026.
When is Heatsy Ltd's CT600 due?
The CT600 for the period to 31 October 2026 is due at HMRC by 31 October 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 August 2027.
Is Heatsy Ltd still trading?
Heatsy 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 Heatsy Ltd do?
Heatsy Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Heatsy Ltd?
Heatsy Ltd was incorporated on 7 May 2020, 6 years ago.
What is the penalty if Heatsy 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 Heatsy 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.