- Companies
- Machinery repair and installation
- London
- Darcon Engineering Ltd
Darcon Engineering Ltd
- Company number
- 15294338
- Incorporated
- 20 Nov 20232 years trading
- Registered office
- 3RD Floor, 86-90, Paul Street, London, England, EC2A 4NE
- Nature of business
- Repair of fabricated metal products; Repair and maintenance of ships and boats; Other construction installation
Darcon Engineering Ltd is a 2-year-old private limited company registered in London, company number 15294338, one of 1,743 machinery repair and installation companies in London. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 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 £11K (+174.9%) on the year before, to £17K.
- Current assets of £31K against £18K owed within a year: 1.7 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 2 years, 2024 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Nov 2025 | £17K | £31K | £18K | 1 | |
| 30 Nov 2024 | £6,167 | £9,866 | £8,699 | 1 |
Where Darcon Engineering Ltd is registered
The registered office is in London (EC2A), in the Hackney local authority area, London. Show EC2A 4NE on a map.
Other trade companies in EC2A
- Simlan Management LtdCleaning companies
- Renova Secure LtdBuilders
- Auraglasspartitions LtdGlaziers
- A2D Professional Cleaning LtdCleaning companies
- Matson Co. LtdProperty developers
- Paint Hub LimitedMechanics and garages
- SJK Construction & Management LtdBuilders
- Cenlora Cleaning Group LtdCleaning companies
Shared registered office
1,581 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 Darcon Engineering 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 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 15294338
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 20 November 2023 (2 years ago)
- Registered office
- 3RD Floor, 86-90, Paul Street, London, England, EC2A 4NE
- Nature of business
- Repair of fabricated metal products (SIC 33110)
Repair and maintenance of ships and boats (SIC 33150)
Other construction installation (SIC 43290) - Year end
- 30 November (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 28 July 2026
Filing notes for machinery repair and installation companies
Machinery repair and installation companies often carry parts stock and specialist tools, and many work on contracts that span the year end.
Similar companies in London
Other active machinery repair and installation companies registered in London.
- Dasghar Ltd2024
- Dauti Lifts Ltd2024
- Dave's Electrical Ltd2026
- Daxor Aviation Ltd2026
- Day Night Maintenance Ltd2022
- DDK Lighting Ltd2022
- De Machanic Valley Limited2011
- Dea Lifts Limited2013
All machinery repair and installation companies in London · All trades in London · Machinery repair and installation across the UK
Frequently asked questions
When are Darcon Engineering Ltd's accounts due?
Darcon Engineering Ltd's next accounts are due at Companies House by 31 August 2027 (in 322 days), covering the period to 30 November 2026.
When is Darcon Engineering Ltd's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is Darcon Engineering Ltd still trading?
Darcon Engineering 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 Darcon Engineering Ltd do?
Darcon Engineering Ltd is registered under Repair of fabricated metal products (SIC 33110); Repair and maintenance of ships and boats (SIC 33150); Other construction installation (SIC 43290).
How old is Darcon Engineering Ltd?
Darcon Engineering Ltd was incorporated on 20 November 2023, 2 years ago.
What is the penalty if Darcon Engineering 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 Darcon Engineering 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.