- Companies
- Plumbers and heating engineers
- London
- Clerkenwell Construction Ltd
Clerkenwell Construction Ltd
- Company number
- 15381703
- Incorporated
- 2 Jan 20242 years trading
- Registered office
- 53 Jupiter Way, London, N7 8XW
- Nature of business
- Plumbing, heat and air-conditioning installation; Joinery installation; Floor and wall covering; Painting
Clerkenwell Construction Ltd is a 2-year-old private limited company registered in London, company number 15381703, one of 2,972 plumbing and heating companies in London. Its next accounts are due at Companies House on 31 October 2027, and the CT600 for the period to 31 January 2027 is due at HMRC on 31 January 2028.
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 down £7,604 (-25.7%) on the year before, to £22K.
- Current assets of £37K against £15K owed within a year: 2.4 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 2 years, 2025 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2026 | £22K | £37K | £15K | 0 | |
| 31 Jan 2025 | £30K | £56K | £26K | 0 |
Who runs and owns Clerkenwell Construction Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (3)
| Name | Role | Appointed |
|---|---|---|
| G*** K*** | Director | Jan 2024 |
| R*** W*** | Director | Jan 2024 |
| L*** K*** | Secretary | Jan 2024 |
People with significant control (2)
Where Clerkenwell Construction Ltd is registered
The registered office is in London (N7), in the Islington local authority area, London. Show N7 8XW on a map.
Other trade companies in N7
- The Armoury Valeting Services LtdMechanics and garages
- Hammers Riggs London LtdScaffolders
- Roni Property Services LtdElectricians
- N1 Window Cleaning LtdCleaning companies
- Claim Lane Accident Management LtdMechanics and garages
- Roofing R Contractors LtdRoofers
- Chocoo LtdMachinery repair and installation
- Lonro QS LtdBuilders
Also registered at this address
1 other company uses the same registered office as Clerkenwell Construction Ltd.
- G-Force Plumbing LtdPlumbers and heating engineers
What happens if Clerkenwell 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 31 October 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2027 to 30 Nov 2027 | £150 |
| 1 to 3 months late | 1 Dec 2027 to 31 Jan 2028 | £375 |
| 3 to 6 months late | 1 Feb 2028 to 30 Apr 2028 | £750 |
| More than 6 months late | From 1 May 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2028 | £200 |
| 3 months late | 30 Apr 2028 | another £200 |
| 6 months late | 31 Jul 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 15381703
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 2 January 2024 (2 years ago)
- Registered office
- 53 Jupiter Way, London, N7 8XW
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
Joinery installation (SIC 43320)
Floor and wall covering (SIC 43330)
Painting (SIC 43341) - Year end
- 31 January (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 January 2026
- Last confirmation statement
- 1 January 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.
- Climacraft Ltd2026
- Climapro Limited2026
- Climate Choice Ltd2026
- Climate Crafters Ltd2026
- Climate Flow Limited2024
- Climate Innovations Ltd2023
- Climatemp Technical Services Ltd2010
- Climatrix Ltd2020
All plumbing and heating companies in London · All trades in London · Plumbers and heating engineers across the UK
Frequently asked questions
When are Clerkenwell Construction Ltd's accounts due?
Clerkenwell Construction Ltd's next accounts are due at Companies House by 31 October 2027 (in 383 days), covering the period to 31 January 2027.
When is Clerkenwell Construction Ltd's CT600 due?
The CT600 for the period to 31 January 2027 is due at HMRC by 31 January 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2027.
Is Clerkenwell Construction Ltd still trading?
Clerkenwell 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 Clerkenwell Construction Ltd do?
Clerkenwell Construction Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220); Joinery installation (SIC 43320); Floor and wall covering (SIC 43330); Painting (SIC 43341).
How old is Clerkenwell Construction Ltd?
Clerkenwell Construction Ltd was incorporated on 2 January 2024, 2 years ago.
Who runs Clerkenwell Construction Ltd?
Clerkenwell Construction Ltd has 2 active directors, the longest-serving appointed in Jan 2024. Their names and service addresses are on the Companies House register.
Who owns Clerkenwell Construction Ltd?
2 people or companies have significant control of Clerkenwell Construction Ltd: an individual (owns 25% to 50% of the shares); an individual (owns 25% to 50% of the shares).
What is the penalty if Clerkenwell 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 Clerkenwell 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.