- Companies
- Property developers
- London
- RGB Building Ltd
RGB Building Ltd
- Company number
- 11753556
- Incorporated
- 7 Jan 20197 years trading
- Registered office
- 10 Glenwood Avenue, London, NW9 7PJ
- Nature of business
- Development of building projects
RGB Building Ltd is a 7-year-old private limited company registered in London, company number 11753556, one of 14,100 property development companies in London. Its next accounts are due at Companies House on 31 October 2026, and the CT600 for the period to 31 January 2026 is due at HMRC on 31 January 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 up £1,835 (+86.7%) on the year before, to £3,952.
- Net assets rose in 2 of 6 year-on-year comparisons on record.
- Current assets of £27K against £31K owed within a year: 0.9 times cover.
- 3 employees on average during the year.
- Balance sheets on record for 7 years, 2020 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2026 | £3,952 | £27K | £31K | 3 | |
| 31 Jan 2025 | £2,117 | £27K | £31K | 3 | |
| 31 Jan 2024 | £3,275 | £24K | £25K | 3 | |
| 31 Jan 2023 | £6,999 | £27K | £24K | 3 | |
| 31 Jan 2022 | £26K | £32K | £9,657 | 3 | |
| 31 Jan 2021 | £439 | £16K | £15K | 3 | |
| 31 Jan 2020 | £3,616 | £8,616 | £0 | 2 |
Where RGB Building Ltd is registered
The registered office is in London (NW9), in the Brent local authority area, London. Show NW9 7PJ on a map.
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What happens if RGB Building 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 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2026 to 30 Nov 2026 | £150 |
| 1 to 3 months late | 1 Dec 2026 to 31 Jan 2027 | £375 |
| 3 to 6 months late | 1 Feb 2027 to 30 Apr 2027 | £750 |
| More than 6 months late | From 1 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 11753556
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 7 January 2019 (7 years ago)
- Registered office
- 10 Glenwood Avenue, London, NW9 7PJ
- Nature of business
- Development of building projects (SIC 41100)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 January 2025
- Last confirmation statement
- 9 May 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.
- RGK Investments Limited2013
- RGK Properties Limited2013
- Rhaelm UK Au 0002 Limited2026
- RHB Partners Ltd2026
- RHM Development Ltd2006
- Rhoar International Limited2019
- Rhodeswell Land Ltd2008
- Rhythm & Stone Ltd2026
All property development companies in London · All trades in London · Property developers across the UK
Frequently asked questions
When are RGB Building Ltd's accounts due?
RGB Building Ltd's next accounts are due at Companies House by 31 October 2026 (in 18 days), covering the period to 31 January 2026.
When is RGB Building Ltd's CT600 due?
The CT600 for the period to 31 January 2026 is due at HMRC by 31 January 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2026.
Is RGB Building Ltd still trading?
RGB Building 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 RGB Building Ltd do?
RGB Building Ltd is registered under Development of building projects (SIC 41100).
How old is RGB Building Ltd?
RGB Building Ltd was incorporated on 7 January 2019, 7 years ago.
What is the penalty if RGB Building 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 RGB Building 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.