- Company number
- 11475459
- Incorporated
- 20 Jul 20188 years trading
- Registered office
- North West House, 119 Marylebone RD, London, 119 Marylebone Road, London, NW1 5PU
- Nature of business
- Construction of domestic buildings
Apex Ar House Limited is a 8-year-old private limited company registered in London, company number 11475459, one of 12,075 building contractors 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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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 £230 (+0.2%) on the year before, to -£94K.
- Net assets rose in 5 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, 2019 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2025 | -£94K | £94K | 0 | ||
| 31 Dec 2024 | -£94K | £121K | £215K | 0 | |
| 31 Dec 2023 | £220K | £267K | £46K | 0 | |
| 31 Dec 2022 | £14K | £7.3M | £288K | 0 | |
| 31 May 2022 | -£13K | £5.9M | £468K | 0 | |
| 31 May 2021 | £7,134 | £1.2M | £779K | 0 | |
| 31 May 2020 | £1,381 | £390K | £392K | 0 | |
| 31 Dec 2019 | £1 |
Where Apex Ar House Limited is registered
The registered office is in London (NW1), in the Westminster local authority area, London. Show NW1 5PU on a map.
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What happens if Apex Ar House Limited 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
- 11475459
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 20 July 2018 (8 years ago)
- Registered office
- North West House, 119 Marylebone RD, London, 119 Marylebone Road, London, NW1 5PU
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 2 April 2026
- Charges (mortgages)
- 0 outstanding of 2 registered
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in London
Other active building contractors registered in London.
- Apex Build Innovations Ltd2024
- Apex Build London Limited2026
- Apex Builders Group Ltd2024
- Apex Building Solutions Ltd2025
- Apex Construction and Brickwork Ltd2026
- Apex Ecobuild Ltd2025
- Apex Forge Construction Limited2025
- Apex Groundworks Ltd2026
All building contractors in London · All trades in London · Builders across the UK
Frequently asked questions
When are Apex Ar House Limited's accounts due?
Apex Ar House Limited's next accounts are due at Companies House by 30 September 2027 (in 352 days), covering the period to 31 December 2026.
When is Apex Ar House Limited'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 Apex Ar House Limited still trading?
Apex Ar House Limited 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 Apex Ar House Limited do?
Apex Ar House Limited is registered under Construction of domestic buildings (SIC 41202).
How old is Apex Ar House Limited?
Apex Ar House Limited was incorporated on 20 July 2018, 8 years ago.
What is the penalty if Apex Ar House 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 Apex Ar House Limited 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.