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- Bosbuild Ltd
Company profile · Property developers
Bosbuild Ltd
Bosbuild Ltd is a 9-year-old private limited company registered in London, company number 10512602, one of 14,100 property development companies in London. Its next accounts are due at Companies House on 31 March 2027, and the CT600 for the period to 30 June 2026 is due at HMRC on 30 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.
Bosbuild Ltd over the years
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 £26K (-30.4%) on the year before, to -£111K.
- Net assets rose in 1 of 7 year-on-year comparisons on record.
- 1 employee on average during the year.
- Balance sheets on record for 8 years, 2018 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Jun 2025 | -£111K | £5,196 | £140K | 1 | |
| 5 Apr 2024 | -£85K | £7,103 | £139K | 1 | |
| 5 Apr 2023 | -£47K | £6,574 | £95K | 1 | |
| 5 Apr 2022 | -£28K | £6,113 | £58K | 1 | |
| 5 Apr 2021 | -£16K | £13K | £26K | 1 | |
| 5 Apr 2020 | £14K | £67 | £16K | 1 | |
| 5 Apr 2019 | -£11K | £12K | |||
| 5 Apr 2018 | £111 | £2,324 |
Where Bosbuild Ltd is registered
The registered office is in London (SE5), in the Southwark local authority area, London. Show SE5 8SP on a map.
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Also registered at this address
3 other companies use the same registered office as Bosbuild Ltd.
- Bosstock Lettings & Maintenance LtdBuilders
- Home Staging London LtdProperty developers
- London Home Studio LtdFinishing trades
What happens if Bosbuild 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 31 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Apr 2027 to 30 Apr 2027 | £150 |
| 1 to 3 months late | 1 May 2027 to 30 Jun 2027 | £375 |
| 3 to 6 months late | 1 Jul 2027 to 30 Sep 2027 | £750 |
| More than 6 months late | From 1 Oct 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2027 | £200 |
| 3 months late | 30 Sep 2027 | another £200 |
| 6 months late | 30 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 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
- 10512602
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 December 2016 (9 years ago)
- Registered office
- 39 Grove Lane, London, SE5 8SP
- Nature of business
- Development of building projects (SIC 41100)
Construction of domestic buildings (SIC 41202)
Other letting and operating of own or leased real estate (SIC 68209) - Year end
- 30 June (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 June 2025
- Last confirmation statement
- 20 May 2026
- Previous names
- 105 Acre Lane Management Company Ltd (until 3 Jul 2018)
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.
- Boswela Limited2022
- Botts Mews Developments 1A Ltd2026
- Botts Mews Developments 2A Ltd2026
- Bouk Construction Consultancy Ltd2011
- Boultbee LDN (Tabernacle Street) Limited2014
- Boultbee LDN (Canford Cliffs) Limited2014
- Boundary Builders Ltd2012
- Boundstone Estates Limited2025
All property development companies in London · All trades in London · Property developers across the UK
Frequently asked questions
When are Bosbuild Ltd's accounts due?
Bosbuild Ltd's next accounts are due at Companies House by 31 March 2027 (in 170 days), covering the period to 30 June 2026.
When is Bosbuild Ltd's CT600 due?
The CT600 for the period to 30 June 2026 is due at HMRC by 30 June 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 April 2027.
Is Bosbuild Ltd still trading?
Bosbuild 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 Bosbuild Ltd do?
Bosbuild Ltd is registered under Development of building projects (SIC 41100); Construction of domestic buildings (SIC 41202); Other letting and operating of own or leased real estate (SIC 68209).
How old is Bosbuild Ltd?
Bosbuild Ltd was incorporated on 6 December 2016, 9 years ago.
What is the penalty if Bosbuild 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 Bosbuild 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.