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- Delfi Construction Ltd
Company profile · Installers
Delfi Construction Ltd
Delfi Construction Ltd is a 5-year-old private limited company registered in London, company number 13058379, one of 2,278 installation companies (insulation, lifts, shutters and similar) in London. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 December 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 31 December 2025, as filed at Companies House. Negative net assets mean the company owed more than it owned at that date.
Delfi Construction Ltd over the years
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 £7,580 on the year before, to -£8,035.
- Net assets rose in 1 of 4 year-on-year comparisons on record.
- Current assets of £21K against £19K owed within a year: 1.1 times cover.
- 4 employees 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 Dec 2025 | -£8,035 | £21K | £19K | 4 | |
| 31 Dec 2024 | -£455 | £16K | £17K | 4 | |
| 31 Dec 2023 | £6,569 | £17K | £7,738 | 4 | |
| 31 Dec 2022 | £6,855 | £25K | £12K | 4 | |
| 31 Dec 2021 | -£13K | £9,803 | £21K | 3 |
Where Delfi Construction Ltd is registered
The registered office is in London (SE9), in the Greenwich local authority area, London. Show SE9 6AR on a map.
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Also registered at this address
13 other companies use the same registered office as Delfi Construction Ltd.
- Art Contractors London LtdProperty developers
- Cloverleaves Carpentry LtdJoiners and carpenters
- Denkar LtdFinishing trades
- Floors & Walls LtdFloor and wall tilers
- Inwest LtdSpecialist contractors
- M1 Electrical LtdElectricians
- Monte Construction LimitedFloor and wall tilers
- Moram Stables LtdProperty developers
- Pepe Construction LtdCivil engineering
- Rus77 LtdJoiners and carpenters
- Tadas Decorates LtdPainters and decorators
- Viz Cleaning LtdCleaning companies
- VS Electric Solutions LtdElectricians
What happens if Delfi 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 30 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2027 to 31 Oct 2027 | £150 |
| 1 to 3 months late | 1 Nov 2027 to 31 Dec 2027 | £375 |
| 3 to 6 months late | 1 Jan 2028 to 31 Mar 2028 | £750 |
| More than 6 months late | From 1 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 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
- 13058379
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 2 December 2020 (5 years ago)
- Registered office
- 12 Mulberry Place, Pinnell Road, London, England, SE9 6AR
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 30 November 2025
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies in London
Other active installation companies (insulation, lifts, shutters and similar) registered in London.
- Delta Damp Services Ltd2026
- Delta Thermal Ltd2018
- Delux 1 Bathrooms Ltd2024
- Demand&Deliver Ltd2022
- Demax Building Services Ltd2021
- Dennis Coniku Limited2026
- Dennisonuk Ltd2026
- Denton Contractors Groundworks Limited2008
All installation companies (insulation, lifts, shutters and similar) in London · All trades in London · Installers across the UK
Frequently asked questions
When are Delfi Construction Ltd's accounts due?
Delfi Construction Ltd's next accounts are due at Companies House by 30 September 2027 (in 353 days), covering the period to 31 December 2026.
When is Delfi Construction Ltd's CT600 due?
The CT600 for the period to 31 December 2026 is due at HMRC by 31 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is Delfi Construction Ltd still trading?
Delfi 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 Delfi Construction Ltd do?
Delfi Construction Ltd is registered under Other construction installation (SIC 43290).
How old is Delfi Construction Ltd?
Delfi Construction Ltd was incorporated on 2 December 2020, 5 years ago.
What is the penalty if Delfi 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 Delfi 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.