Oslac Ltd
- Company number
- 12370369
- Incorporated
- 18 Dec 20196 years trading
- Registered office
- 71-75 Shelton Street, Covent Garden, London, WC2H 9JQ
- Nature of business
- Development of building projects
Oslac Ltd is a 6-year-old private limited company registered in Covent Garden, company number 12370369, one of 941 property development companies in Covent Garden. Companies House shows its accounts as overdue: they were due on 31 October 2024.
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 £849K on the year before, to -£856K.
- Current assets of £3.7M against £4.6M owed within a year: 0.8 times cover.
- 1 employee on average, up from 0 the year before.
- Balance sheets on record for 3 years, 2021 to 2023.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2023 | -£856K | £246K | £3.7M | £4.6M | 1 |
| 31 Jan 2022 | -£7,068 | £2,464 | £459K | £466K | 0 |
| 31 Jan 2021 | -£4,283 | £1,681 | £397K | £401K | 0 |
Where Oslac Ltd is registered
The registered office is in Covent Garden (WC2H), in the Camden local authority area, London. Show WC2H 9JQ on a map.
Other trade companies in WC2H
- Superclean Agency LtdCleaning companies
- Sal Cleaning LtdCleaning companies
- Cityshine Facilities Services LtdCleaning companies
- Pureoceanscleaning LtdCleaning companies
- Muca Property Group LimitedProperty developers
- E.L.G.G LtdJoiners and carpenters
- First Ascentia Integrated LtdCleaning companies
- Fixing London LtdSpecialist contractors
Shared registered office
4,529 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 Oslac Ltd files late
If the accounts reach Companies House today, the late filing penalty is £1,500 (£3,000 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 Nov 2024 to 30 Nov 2024 | £150 |
| 1 to 3 months late | 1 Dec 2024 to 31 Jan 2025 | £375 |
| 3 to 6 months late | 1 Feb 2025 to 30 Apr 2025 | £750 |
| More than 6 months late | From 1 May 2025 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2025 | £200 |
| 3 months late | 30 Apr 2025 | another £200 |
| 6 months late | 31 Jul 2025 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 2026 | 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
- 12370369
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 18 December 2019 (6 years ago)
- Registered office
- 71-75 Shelton Street, Covent Garden, London, WC2H 9JQ
- Nature of business
- Development of building projects (SIC 41100)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 January 2023
- Last confirmation statement
- 17 December 2025
- Charges (mortgages)
- 4 outstanding of 8 registered
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 Covent Garden
Other active property development companies registered in Covent Garden.
- Oslo Building Services Limited2022
- Outside by London Projects Ltd2026
- Oxley Projects Ltd2026
- P&H M Dev Co Ltd2025
- P&J Building Consultants Ltd2026
- P&O Property Developments Ltd2023
- Palazzo Property Group Ltd2025
- Palcon Ltd2025
All property development companies in Covent Garden · All trades in Covent Garden · Property developers across the UK
Frequently asked questions
When are Oslac Ltd's accounts due?
Oslac Ltd's accounts were due at Companies House on 31 October 2024 and the register shows them as overdue.
When is Oslac Ltd's CT600 due?
The CT600 for the period to 31 January 2024 is due at HMRC by 31 January 2025, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2024.
Is Oslac Ltd still trading?
Oslac Ltd is listed as active on the Companies House register (checked 13 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 Oslac Ltd do?
Oslac Ltd is registered under Development of building projects (SIC 41100).
How old is Oslac Ltd?
Oslac Ltd was incorporated on 18 December 2019, 6 years ago.
What is the penalty if Oslac 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 Oslac Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.