- Companies
- Plumbers and heating engineers
- Longfield
- Heat Exchangers Ltd
Heat Exchangers Ltd
- Company number
- 17475252
- Incorporated
- 22 Sep 2026
- Registered office
- 80 Farm Holt, New Ash Green, Longfield, DA3 8QB
- Nature of business
- Plumbing, heat and air-conditioning installation; Other construction installation
Heat Exchangers Ltd is a newly incorporated private limited company registered in Longfield, company number 17475252, one of 12 plumbing and heating companies in Longfield. Its next accounts are due at Companies House on 22 June 2028, and its first CT600 is due at HMRC on 21 September 2028.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Who runs and owns Heat Exchangers Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (2)
| Name | Role | Appointed |
|---|---|---|
| E*** A*** | Director | Sep 2026 |
| H*** A*** | Director | Sep 2026 |
People with significant control (2)
Where Heat Exchangers Ltd is registered
The registered office is in Longfield (DA3), in the Sevenoaks local authority area, South East. Show DA3 8QB on a map.
Other trade companies in DA3
- Ohq Management LimitedFinishing trades
- J Roe Scaffolding LimitedScaffolders
- A T Installations (2026) LimitedPlumbers and heating engineers
- Interlock Plumbing & Heating LimitedPlumbers and heating engineers
- Window Medic Kent LimitedJoiners and carpenters
- BMDZ Group LtdCleaning companies
- Thain Air Conditioning Services LtdPlumbers and heating engineers
- Hartley Windscreens and Sons LtdMechanics and garages
What happens if Heat Exchangers 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 22 June 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 23 Jun 2028 to 22 Jul 2028 | £150 |
| 1 to 3 months late | 23 Jul 2028 to 22 Sep 2028 | £375 |
| 3 to 6 months late | 23 Sep 2028 to 22 Dec 2028 | £750 |
| More than 6 months late | From 23 Dec 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2028 | £200 |
| 3 months late | 30 Dec 2028 | another £200 |
| 6 months late | 30 Mar 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 17475252
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 22 September 2026
- Registered office
- 80 Farm Holt, New Ash Green, Longfield, DA3 8QB
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
Other construction installation (SIC 43290) - Year end
- 30 September (accounting reference date)
- Accounts type
- No accounts filed yet
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 Longfield
Other active plumbing and heating companies registered in Longfield.
- HJB Plumbing Services Limited2025
- Interlock Plumbing & Heating Limited2026
- SP Services (Kent) Ltd2025
- Stuart Baldwin Limited2012
- Thain Air Conditioning Services Ltd2026
- A T Installations (2026) Limited2026
- DLS Kent Limited2022
- DPM Plumbing and Heating Limited2015
All plumbing and heating companies in Longfield · All trades in Longfield · Plumbers and heating engineers across the UK
Frequently asked questions
When are Heat Exchangers Ltd's accounts due?
Heat Exchangers Ltd's next accounts are due at Companies House by 22 June 2028 (in 618 days), covering the period to 30 September 2027.
When is Heat Exchangers Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 21 September 2027, due by 21 September 2028, and one for the period to 30 September 2027, due by 30 September 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Heat Exchangers Ltd still trading?
Heat Exchangers 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 Exchangers Ltd do?
Heat Exchangers Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220); Other construction installation (SIC 43290).
How old is Heat Exchangers Ltd?
Heat Exchangers Ltd was incorporated on 22 September 2026, less than a year ago.
Who runs Heat Exchangers Ltd?
Heat Exchangers Ltd has 2 active directors, the longest-serving appointed in Sep 2026. Their names and service addresses are on the Companies House register.
Who owns Heat Exchangers Ltd?
2 people or companies have significant control of Heat Exchangers Ltd: an individual (owns 25% to 50% of the shares); an individual (owns 25% to 50% of the shares).
What is the penalty if Heat Exchangers 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 Exchangers 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.