- Companies
- Civil engineering
- London
- Armco Civils UK Ltd
Armco Civils UK Ltd
- Company number
- 09892120
- Incorporated
- 27 Nov 201510 years trading
- Registered office
- First Floor Office, 3 Hornton Place, London, W8 4LZ
- Nature of business
- Construction of roads and motorways
Armco Civils UK Ltd is a 10-year-old private limited company registered in London, company number 09892120, one of 1,853 civil engineering contractors in London. Companies House shows its accounts as overdue: they were due on 31 August 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 down £43K (-22.3%) on the year before, to -£236K.
- Net assets rose in 3 of 8 year-on-year comparisons on record.
- Current assets of £113K against £468K owed within a year: 0.2 times cover.
- 2 employees on average, up from 0 the year before.
- Balance sheets on record for 9 years, 2016 to 2024.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Nov 2024 | -£236K | £2,699 | £113K | £468K | 2 |
| 30 Nov 2023 | -£193K | £32K | £133K | £296K | 0 |
| 30 Nov 2022 | -£220K | -£6,264 | £98K | £236K | 0 |
| 30 Nov 2021 | -£283K | -£4,791 | £196K | £411K | 0 |
| 30 Nov 2020 | -£269K | £1,184 | £89K | £525K | 4 |
| 30 Nov 2019 | -£134K | £0 | £80K | £443K | 4 |
| 30 Nov 2018 | £16K | £1 | £129K | £403K | 4 |
| 30 Nov 2017 | £10K | £2,831 | £376K | £584K | 3 |
| 30 Nov 2016 | £85K | £136K | £51K |
Where Armco Civils UK Ltd is registered
The registered office is in London (W8), in the Kensington and Chelsea local authority area, London. Show W8 4LZ on a map.
Other trade companies in W8
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- Dna Giveaways LtdMotor traders
- Cre HP 70 LtdBuilders
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- Arxionis LtdProperty developers
- Crimson Re Developments LtdBuilders
- Heaven Builders LimitedProperty developers
Shared registered office
63 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 Armco Civils UK Ltd files late
If the accounts reach Companies House today, the late filing penalty is £375 (£750 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 Sep 2026 to 30 Sep 2026 | £150 |
| 1 to 3 months late | 1 Oct 2026 to 30 Nov 2026 | £375 |
| 3 to 6 months late | 1 Dec 2026 to 28 Feb 2027 | £750 |
| More than 6 months late | From 1 Mar 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2026 | £200 |
| 3 months late | 28 Feb 2027 | another £200 |
| 6 months late | 30 May 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 09892120
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 27 November 2015 (10 years ago)
- Registered office
- First Floor Office, 3 Hornton Place, London, W8 4LZ
- Nature of business
- Construction of roads and motorways (SIC 42110)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 November 2024
- Last confirmation statement
- 26 November 2025
Filing notes for civil engineering contractors
Civil engineering contractors usually carry plant and machinery, so capital allowances (the annual investment allowance and the main pool) do much of the work in the corporation tax computation.
Similar companies in London
Other active civil engineering contractors registered in London.
- Arolaz & DM Limited2015
- Arpaware Ltd2015
- Aruyan Construction Ltd2022
- Arxyn Development Limited2025
- As Bricklayer Ltd2024
- Asadi Structures Ltd2019
- Ascendant Technologies International Ltd2026
- Asd Engineering Limited2007
All civil engineering contractors in London · All trades in London · Civil engineering across the UK
Frequently asked questions
When are Armco Civils UK Ltd's accounts due?
Armco Civils UK Ltd's accounts were due at Companies House on 31 August 2026 and the register shows them as overdue.
When is Armco Civils UK Ltd's CT600 due?
The CT600 for the period to 30 November 2025 is due at HMRC by 30 November 2026, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2026.
Is Armco Civils UK Ltd still trading?
Armco Civils UK Ltd is listed as active on the Companies House register (checked 14 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 Armco Civils UK Ltd do?
Armco Civils UK Ltd is registered under Construction of roads and motorways (SIC 42110).
How old is Armco Civils UK Ltd?
Armco Civils UK Ltd was incorporated on 27 November 2015, 10 years ago.
What is the penalty if Armco Civils UK 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 Armco Civils UK Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 14 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.