- Companies
- Property developers
- London
- Ocean Sphinx Construction Ltd
Ocean Sphinx Construction Ltd
- Company number
- 13390151
- Incorporated
- 12 May 20215 years trading
- Registered office
- 36 Cornwallis Road, Edmonton, Enfield, London, N9 0JN
- Nature of business
- Development of building projects; Construction of commercial buildings; Construction of domestic buildings
Ocean Sphinx Construction Ltd is a 5-year-old private limited company registered in London, company number 13390151, one of 14,100 property development companies in London. Its next accounts are due at Companies House on 28 February 2027, and the CT600 for the period to 31 May 2026 is due at HMRC on 31 May 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 down £361 (-2.8%) on the year before, to £13K.
- Net assets rose in 1 of 3 year-on-year comparisons on record.
- Current assets of £16K against £6,363 owed within a year: 2.5 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 4 years, 2022 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 May 2025 | £13K | £16K | £6,363 | 1 | |
| 31 May 2024 | £13K | £22K | £12K | 1 | |
| 31 May 2023 | £15K | £16K | £3,041 | 1 | |
| 31 May 2022 | £5 | £5 |
Where Ocean Sphinx Construction Ltd is registered
The registered office is in London (N9), in the Enfield local authority area, London. Show N9 0JN on a map.
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What happens if Ocean Sphinx 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 28 February 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2027 to 31 Mar 2027 | £150 |
| 1 to 3 months late | 1 Apr 2027 to 31 May 2027 | £375 |
| 3 to 6 months late | 1 Jun 2027 to 31 Aug 2027 | £750 |
| More than 6 months late | From 1 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2027 | £200 |
| 3 months late | 31 Aug 2027 | another £200 |
| 6 months late | 30 Nov 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- 13390151
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 May 2021 (5 years ago)
- Registered office
- 36 Cornwallis Road, Edmonton, Enfield, London, N9 0JN
- Nature of business
- Development of building projects (SIC 41100)
Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202) - Year end
- 31 May (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 May 2025
- Last confirmation statement
- 2 February 2026
Filing notes for property development companies
Many property development companies are single-project vehicles. Stock of land and buildings sits on the balance sheet as work in progress until sale, and a company that has finished its project may become dormant rather than close.
Similar companies in London
Other active property development companies registered in London.
- Oceana Developments Limited2025
- Oceandale Homes Ltd2025
- Oceanstorm Homes Limited2021
- Och Truro Developments Limited2017
- Ochiltree Farms 2 Trading Limited2023
- Ocrb Services Limited2013
- Octa Construction Solutions Ltd2024
- Octave Contractors Ltd2024
All property development companies in London · All trades in London · Property developers across the UK
Frequently asked questions
When are Ocean Sphinx Construction Ltd's accounts due?
Ocean Sphinx Construction Ltd's next accounts are due at Companies House by 28 February 2027 (in 139 days), covering the period to 31 May 2026.
When is Ocean Sphinx Construction Ltd's CT600 due?
The CT600 for the period to 31 May 2026 is due at HMRC by 31 May 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2027.
Is Ocean Sphinx Construction Ltd still trading?
Ocean Sphinx 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 Ocean Sphinx Construction Ltd do?
Ocean Sphinx Construction Ltd is registered under Development of building projects (SIC 41100); Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202).
How old is Ocean Sphinx Construction Ltd?
Ocean Sphinx Construction Ltd was incorporated on 12 May 2021, 5 years ago.
What is the penalty if Ocean Sphinx 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 Ocean Sphinx 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.