- Companies
- Property developers
- London
- BLC Islington Limited
BLC Islington Limited
- Company number
- 15807844
- Incorporated
- 28 Jun 20242 years trading
- Registered office
- 14 Great James Street, London, Greater London, WC1N 3DP
- Nature of business
- Development of building projects; Buying and selling of own real estate
BLC Islington Limited is a 2-year-old private limited company registered in London, company number 15807844, one of 14,100 property development companies in London. Its next accounts are due at Companies House on 29 March 2027, and the CT600 for the period to 29 June 2026 is due at HMRC on 29 June 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 30 June 2025, as filed at Companies House. Negative net assets mean the company owed more than it owned at that date.
Where BLC Islington Limited is registered
The registered office is in London (WC1N), in the Camden local authority area, London. Show WC1N 3DP on a map.
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Also registered at this address
1 other company uses the same registered office as BLC Islington Limited.
- BLC Hammersmith LimitedProperty developers
What happens if BLC Islington 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 29 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 30 Mar 2027 to 29 Apr 2027 | £150 |
| 1 to 3 months late | 30 Apr 2027 to 29 Jun 2027 | £375 |
| 3 to 6 months late | 30 Jun 2027 to 29 Sep 2027 | £750 |
| More than 6 months late | From 30 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 30 Jun 2027 | £200 |
| 3 months late | 29 Sep 2027 | another £200 |
| 6 months late | 29 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 29 Jun 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
- 15807844
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 28 June 2024 (2 years ago)
- Registered office
- 14 Great James Street, London, Greater London, WC1N 3DP
- Nature of business
- Development of building projects (SIC 41100)
Buying and selling of own real estate (SIC 68100) - Year end
- 29 June (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 June 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.
- BLC Properties Limited2015
- Blencow Partnership Limited2011
- Blendnovel Limited1996
- Blenheim Place Limited2022
- Blenheim Property Developments Limited2021
- Blenhiem House Projects Limited2012
- Blessquest Limited1994
- Bleu Carbon Construction Ltd2019
All property development companies in London · All trades in London · Property developers across the UK
Frequently asked questions
When are BLC Islington Limited's accounts due?
BLC Islington Limited's next accounts are due at Companies House by 29 March 2027 (in 167 days), covering the period to 29 June 2026.
When is BLC Islington Limited's CT600 due?
The CT600 for the period to 29 June 2026 is due at HMRC by 29 June 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 30 March 2027.
Is BLC Islington Limited still trading?
BLC Islington 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 BLC Islington Limited do?
BLC Islington Limited is registered under Development of building projects (SIC 41100); Buying and selling of own real estate (SIC 68100).
How old is BLC Islington Limited?
BLC Islington Limited was incorporated on 28 June 2024, 2 years ago.
What is the penalty if BLC Islington 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 BLC Islington 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.