- Companies
- Plumbers and heating engineers
- Wrexham
- Heatkey Installations Ltd
Heatkey Installations Ltd
- Company number
- 08667815
- Incorporated
- 29 Aug 201313 years trading
- Registered office
- Marchwiel Centre Bryn Lane, Wrexham Industrial Estate, Wrexham, LL13 9UT
- Nature of business
- Plumbing, heat and air-conditioning installation
Heatkey Installations Ltd is a 13-year-old private limited company registered in Wrexham, company number 08667815, one of 62 plumbing and heating companies in Wrexham. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 £718 (+5.2%) on the year before, to £14K.
- Net assets rose in 9 of 9 year-on-year comparisons on record.
- Current assets of £22K against £7,836 owed within a year: 2.8 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 Mar 2025 | £14K | £22K | £7,836 | 2 | |
| 31 Mar 2024 | £14K | £21K | £8,135 | 2 | |
| 31 Mar 2023 | £13K | £14K | £2,009 | 2 | |
| 31 Mar 2022 | £13K | £14K | £1,927 | 2 | |
| 31 Mar 2021 | £11K | £16K | £6,100 | 2 | |
| 31 Mar 2020 | £8,553 | £33K | £24K | 2 | |
| 31 Mar 2019 | £6,101 | £17K | £11K | 2 | |
| 31 Mar 2018 | £4,334 | £4,211 | £184 | 2 | |
| 31 Mar 2017 | £3,038 | £33K | £31K | ||
| 31 Mar 2016 | £1,477 | £3,402 | £48K | £48K |
Where Heatkey Installations Ltd is registered
The registered office is in Wrexham (LL13), in the Wrexham local authority area, Wales. Show LL13 9UT on a map.
Other trade companies in LL13
- Global Contracting Services LimitedProperty developers
- Q & C Building LimitedRoofers
- Verta Energy Solutions LimitedInstallers
- Gablat Building & Property LtdBuilders
- Cbe Electrical Contractors LtdElectricians
- Oasis Plumbing Contractors LtdBuilders
- Engineering Services Northern LtdElectricians
- DJP Electrical and Renewables LtdElectricians
Also registered at this address
2 other companies use the same registered office as Heatkey Installations Ltd.
- Sunhill Developments (NW) LtdProperty developers
- Total Boilers LimitedPlumbers and heating engineers
What happens if Heatkey Installations 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 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 08667815
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 29 August 2013 (13 years ago)
- Registered office
- Marchwiel Centre Bryn Lane, Wrexham Industrial Estate, Wrexham, LL13 9UT
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 9 August 2026
- Previous names
- Jelmart Solutions Ltd (until 31 Dec 2013)
Axiom Metering Systems Ltd (until 3 Sep 2013)
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 Wrexham
Other active plumbing and heating companies registered in Wrexham.
- Iain Smith Plumbing and Heating Limited2026
- J M Roberts Plumbing & Heating Ltd2016
- Ja Plumbing & Heating (NW) Limited2025
- Jones Plumbing and Heating Limited2024
- Kayes Heating Services Ltd2026
- Lee Wright Plumbing & Heating Limited2017
- Lwe Plumbing & Heating Limited2024
- Lyndon J Ellams Limited2011
All plumbing and heating companies in Wrexham · All trades in Wrexham · Plumbers and heating engineers across the UK
Frequently asked questions
When are Heatkey Installations Ltd's accounts due?
Heatkey Installations Ltd's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is Heatkey Installations Ltd's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Heatkey Installations Ltd still trading?
Heatkey Installations 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 Heatkey Installations Ltd do?
Heatkey Installations Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Heatkey Installations Ltd?
Heatkey Installations Ltd was incorporated on 29 August 2013, 13 years ago.
What is the penalty if Heatkey Installations 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 Heatkey Installations 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.