- Companies
- Property developers
- London
- Ownmanor Limited
Ownmanor Limited
- Company number
- 01848978
- Incorporated
- 18 Sep 198442 years trading
- Registered office
- 14TH Floor, 33 Cavendish Square, London, W1G 0PW
- Nature of business
- Development of building projects
Ownmanor Limited is a 42-year-old private limited company registered in London, company number 01848978, one of 14,100 property development companies in London. Its next accounts are due at Companies House on 30 December 2026, and the CT600 for the period to 30 March 2026 is due at HMRC on 30 March 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 £8,185 (-1.3%) on the year before, to -£657K.
- Net assets rose in 0 of 6 year-on-year comparisons on record.
- Current assets of £27K against £1.4M owed within a year: 0.0 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 7 years, 2019 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Mar 2025 | -£657K | £27K | £27K | £1.4M | 1 |
| 30 Mar 2024 | -£649K | £9,783 | £9,783 | £1.4M | 1 |
| 30 Mar 2023 | -£605K | £18K | £18K | £1.4M | 1 |
| 30 Mar 2022 | -£543K | £11K | £11K | £1.3M | 1 |
| 30 Mar 2021 | -£509K | £12K | £12K | £1.3M | 1 |
| 30 Mar 2020 | -£467K | £15K | £15K | £1.2M | 1 |
| 30 Mar 2019 | -£460K | £1,940 | £1,940 | £1.2M | 1 |
Where Ownmanor Limited is registered
The registered office is in London (W1G), in the Westminster local authority area, London. Show W1G 0PW on a map.
Other trade companies in W1G
- Frontier Overland LimitedMotor traders
- Hento Enterprise LtdMotor traders
- Devonshire Projects LtdBuilders
- D-Raw Projects LimitedProperty developers
- Trembit UK LtdElectricians
- Civic Stone Asset Management LtdBuilders
- Oak Rise Placemakers LtdProperty developers
- TPS Kensington LimitedProperty developers
Shared registered office
49 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 Ownmanor 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 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 31 Dec 2026 to 30 Jan 2027 | £150 |
| 1 to 3 months late | 31 Jan 2027 to 30 Mar 2027 | £375 |
| 3 to 6 months late | 31 Mar 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 | 31 Mar 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 | 30 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
- 01848978
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 18 September 1984 (42 years ago)
- Registered office
- 14TH Floor, 33 Cavendish Square, London, W1G 0PW
- Nature of business
- Development of building projects (SIC 41100)
- Year end
- 30 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 March 2025
- Last confirmation statement
- 27 June 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.
- Ox E Group Ltd2026
- Ox on the Hill Limited2020
- Oxaar Ltd2012
- Oxford Environmental Construction Limited2014
- Oxford North Master Sub 1 Limited2022
- Oxford North Master Sub 2 Limited2022
- Oxford Road Investments Ltd2013
- Oxford Street and Bond Street Properties Limited1957
All property development companies in London · All trades in London · Property developers across the UK
Frequently asked questions
When are Ownmanor Limited's accounts due?
Ownmanor Limited's next accounts are due at Companies House by 30 December 2026 (in 79 days), covering the period to 30 March 2026.
When is Ownmanor Limited's CT600 due?
The CT600 for the period to 30 March 2026 is due at HMRC by 30 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 31 December 2026.
Is Ownmanor Limited still trading?
Ownmanor 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 Ownmanor Limited do?
Ownmanor Limited is registered under Development of building projects (SIC 41100).
How old is Ownmanor Limited?
Ownmanor Limited was incorporated on 18 September 1984, 42 years ago.
What is the penalty if Ownmanor 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 Ownmanor 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.