- Company number
- 12520622
- Incorporated
- 17 Mar 20206 years trading
- Registered office
- First Floor Office, 3 Hornton Place, London, W8 4LZ
- Nature of business
- Construction of domestic buildings
No.3 Projects Limited is a 6-year-old private limited company registered in London, company number 12520622, one of 12,075 building contractors in London.
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 £54K (-151.9%) on the year before, to -£18K.
- Net assets rose in 2 of 3 year-on-year comparisons on record.
- Current assets of £327K against £350K owed within a year: 0.9 times cover.
- 3 employees on average, up from 2 the year before.
- Balance sheets on record for 4 years, 2021 to 2024.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2024 | -£18K | £86K | £327K | £350K | 3 |
| 31 Mar 2023 | £35K | £141K | £287K | £253K | 2 |
| 31 Mar 2022 | £2,707 | £132K | £130K | 3 | |
| 31 Mar 2021 | £44 | £12K | £13K | 3 |
Where No.3 Projects Limited is registered
The registered office is in London (W8), in the Kensington and Chelsea local authority area, London. Show W8 4LZ on a map.
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- Heaven Builders LimitedProperty developers
Shared registered office
63 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 No.3 Projects 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 31 December 2025.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2026 to 31 Jan 2026 | £150 |
| 1 to 3 months late | 1 Feb 2026 to 31 Mar 2026 | £375 |
| 3 to 6 months late | 1 Apr 2026 to 30 Jun 2026 | £750 |
| More than 6 months late | From 1 Jul 2026 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2026 | £200 |
| 3 months late | 30 Jun 2026 | another £200 |
| 6 months late | 30 Sep 2026 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 2027 | 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
- 12520622
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 March 2020 (6 years ago)
- Registered office
- First Floor Office, 3 Hornton Place, London, W8 4LZ
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2024
- Last confirmation statement
- 5 November 2025
- Previous names
- B&A Design & Build Limited (until 7 Aug 2020)
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in London
Other active building contractors registered in London.
- No10 Property UK Limited2024
- Noah Roofing & Construction Ltd2026
- Noah's Ark Maintenance Limited2025
- Noahbuildsmart Ltd2026
- Nob Ltd2026
- Noble Buildings & Landscaping Ltd2026
- Noble Design & Build Ltd2023
- Noble Structures Limited2012
All building contractors in London · All trades in London · Builders across the UK
Frequently asked questions
When are No.3 Projects Limited's accounts due?
The register showed No.3 Projects Limited's accounts as due on 31 December 2025. That date has passed; the Companies House register shows whether they have been filed since.
When is No.3 Projects Limited's CT600 due?
The CT600 for the period to 31 March 2025 is due at HMRC by 31 March 2026, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2026.
Is No.3 Projects Limited still trading?
No.3 Projects 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 No.3 Projects Limited do?
No.3 Projects Limited is registered under Construction of domestic buildings (SIC 41202).
How old is No.3 Projects Limited?
No.3 Projects Limited was incorporated on 17 March 2020, 6 years ago.
What is the penalty if No.3 Projects 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 No.3 Projects 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.