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- Arcform Development Ltd
Company profile · Civil engineering
Arcform Development Ltd
Arcform Development Ltd is a 1-year-old private limited company registered in London, company number 16726018, one of 1,853 civil engineering contractors in London. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 2027.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where Arcform Development Ltd is registered
The registered office is in London (SW1V), in the Westminster local authority area, London. Show SW1V 1PX on a map.
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Also registered at this address
2 other companies use the same registered office as Arcform Development Ltd.
- Rowston London LtdBuilders
- V12 Automobil LimitedMotor traders
What happens if Arcform Development 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 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 16726018
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 18 September 2025 (1 year ago)
- Registered office
- Thomas House, 84 Eccleston Square, London, SW1V 1PX
- Nature of business
- Construction of utility projects for electricity and telecommunications (SIC 42220)
- Year end
- 31 March (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 17 September 2026
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.
- Arcform Infrastructure Ltd2025
- Ardleigh Group Ltd2026
- Aress Construction Ltd2025
- Arglu Services Ltd2026
- Arhitel Ltd2018
- Ari Engineering Limited2019
- Ariaa Limited2022
- Arkhitekton Energy Limited2025
All civil engineering contractors in London · All trades in London · Civil engineering across the UK
Frequently asked questions
When are Arcform Development Ltd's accounts due?
Arcform Development Ltd's next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is Arcform Development Ltd's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Arcform Development Ltd still trading?
Arcform Development 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 Arcform Development Ltd do?
Arcform Development Ltd is registered under Construction of utility projects for electricity and telecommunications (SIC 42220).
How old is Arcform Development Ltd?
Arcform Development Ltd was incorporated on 18 September 2025, 1 year ago.
What is the penalty if Arcform Development 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 Arcform Development 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.