- Companies
- Finishing trades
- London
- Ethalon General Construction Limited
Ethalon General Construction Limited
- Company number
- 10519134
- Incorporated
- 9 Dec 20169 years trading
- Registered office
- 89 Fleet Street, London, EC4Y 1DH
- Nature of business
- Other building completion and finishing; Other specialised construction activities n.e.c.; Freight transport by road; Other transportation support activities
Ethalon General Construction Limited is a 9-year-old private limited company registered in London, company number 10519134, one of 3,947 building finishing companies in London. Companies House shows its accounts as overdue: they were due on 30 September 2026.
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 £50 (+0.1%) on the year before, to £41K.
- Net assets rose in 3 of 7 year-on-year comparisons on record.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 8 years, 2017 to 2024.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2024 | £41K | £0 | £713 | 0 | |
| 31 Dec 2023 | £41K | £50 | £713 | 1 | |
| 31 Dec 2022 | -£1,400 | £39K | £713 | 1 | |
| 31 Dec 2021 | -£1,400 | £39K | £713 | 2 | |
| 31 Dec 2020 | -£1,273 | £39K | £712 | 3 | |
| 31 Dec 2019 | -£1,138 | £1,867 | £3,005 | 4 | |
| 31 Dec 2018 | -£675 | £1,326 | £2,001 | ||
| 31 Dec 2017 | -£2,791 | £1,373 | £4,164 |
Where Ethalon General Construction Limited is registered
The registered office is in London (EC4Y), in the City of London local authority area, London. Show EC4Y 1DH on a map.
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What happens if Ethalon General Construction Limited files late
If the accounts reach Companies House today, the late filing penalty is £150 (£300 if last year's accounts were also late). It rises at each step below.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2026 to 31 Oct 2026 | £150 |
| 1 to 3 months late | 1 Nov 2026 to 31 Dec 2026 | £375 |
| 3 to 6 months late | 1 Jan 2027 to 31 Mar 2027 | £750 |
| More than 6 months late | From 1 Apr 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2027 | £200 |
| 3 months late | 31 Mar 2027 | another £200 |
| 6 months late | 30 Jun 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 2027 | 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
- 10519134
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 9 December 2016 (9 years ago)
- Registered office
- 89 Fleet Street, London, EC4Y 1DH
- Nature of business
- Other building completion and finishing (SIC 43390)
Other specialised construction activities n.e.c. (SIC 43999)
Freight transport by road (SIC 49410)
Other transportation support activities (SIC 52290) - Year end
- 31 December (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 December 2024
- Last confirmation statement
- 9 February 2026
- Previous names
- Pro Transfer Ltd (until 10 Feb 2026)
Airportcabbers Ltd (until 17 Feb 2017)
Filing notes for building finishing companies
Finishing trade companies cover a wide range of work. Most are micro-entities with simple accounts and a straightforward CT600.
Similar companies in London
Other active building finishing companies registered in London.
- Etienne Carpentry Ltd2015
- Euro Connections Ltd2011
- Euroindus Ltd2020
- European Management Limited1999
- Eurotech Construction Ltd2006
- Ev Charging London Ltd2021
- Evenone Ltd2025
- Eventless Activations Limited2026
All building finishing companies in London · All trades in London · Finishing trades across the UK
Frequently asked questions
When are Ethalon General Construction Limited's accounts due?
Ethalon General Construction Limited's accounts were due at Companies House on 30 September 2026 and the register shows them as overdue.
When is Ethalon General Construction Limited's CT600 due?
The CT600 for the period to 31 December 2025 is due at HMRC by 31 December 2026, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2026.
Is Ethalon General Construction Limited still trading?
Ethalon General Construction Limited is listed as active on the Companies House register (checked 13 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 Ethalon General Construction Limited do?
Ethalon General Construction Limited is registered under Other building completion and finishing (SIC 43390); Other specialised construction activities n.e.c. (SIC 43999); Freight transport by road (SIC 49410); Other transportation support activities (SIC 52290).
How old is Ethalon General Construction Limited?
Ethalon General Construction Limited was incorporated on 9 December 2016, 9 years ago.
What is the penalty if Ethalon General Construction Limited 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 Ethalon General Construction Limited on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.