- Companies
- Property developers
- Poole
- Building Brains Limited
Building Brains Limited
- Company number
- 11460321
- Incorporated
- 11 Jul 20188 years trading
- Registered office
- 31-33 Commercial Road, Poole, Dorset, BH14 0HU
- Nature of business
- Development of building projects
Building Brains Limited is a 8-year-old private limited company registered in Poole, company number 11460321, one of 330 property development companies in Poole. Its next accounts are due at Companies House on 30 November 2026, and its first CT600 is due at HMRC on 30 November 2026.
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 £68K (-101.3%) on the year before, to -£136K.
- Net assets rose in 0 of 5 year-on-year comparisons on record.
- Current assets of £17K against £3.9M owed within a year: 0.0 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 6 years, 2019 to 2024.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Nov 2024 | -£136K | £17K | £3.9M | 0 | |
| 30 Nov 2023 | -£67K | £20K | £3.8M | 2 | |
| 31 Jul 2022 | £100 | £100 | |||
| 31 Jul 2021 | £100 | £100 | 1 | ||
| 31 Jul 2020 | £100 | £100 | |||
| 31 Jul 2019 | £100 | £100 |
Where Building Brains Limited is registered
The registered office is in Poole (BH14), in the Bournemouth, Christchurch and Poole local authority area, South West. Show BH14 0HU on a map.
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Also registered at this address
23 other companies use the same registered office as Building Brains Limited.
- Asidus Pools LimitedSpecialist contractors
- Birks Electrical Contractors LimitedElectricians
- BKPC Construction LimitedProperty developers
- Bright Construction Projects LimitedProperty developers
- Charicca Holdings LtdProperty developers
- Ehfp LtdProperty developers
- Hardy Country Park LimitedProperty developers
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- Kubo 23 LimitedProperty developers
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- Southern Country Parks LimitedProperty developers
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What happens if Building Brains 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 30 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2026 to 31 Dec 2026 | £150 |
| 1 to 3 months late | 1 Jan 2027 to 28 Feb 2027 | £375 |
| 3 to 6 months late | 1 Mar 2027 to 31 May 2027 | £750 |
| More than 6 months late | From 1 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Mar 2027 | £200 |
| 3 months late | 28 May 2027 | another £200 |
| 6 months late | 28 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 11460321
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 11 July 2018 (8 years ago)
- Registered office
- 31-33 Commercial Road, Poole, Dorset, BH14 0HU
- Nature of business
- Development of building projects (SIC 41100)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 November 2024
- Last confirmation statement
- 30 June 2026
- Charges (mortgages)
- 1 outstanding of 3 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 Poole
Other active property development companies registered in Poole.
- Burnaby Developments Limited2024
- C&C Contractors (Poole) Limited2008
- Caleb Development Limited2003
- Castel Development Limited2014
- CBV Burton Limited2022
- Cerne Developments Ltd2018
- Charicca Holdings Ltd2021
- Church Cottage Winterbourne Limited2011
All property development companies in Poole · All trades in Poole · Property developers across the UK
Frequently asked questions
When are Building Brains Limited's accounts due?
Building Brains Limited's next accounts are due at Companies House by 30 November 2026 (in 48 days), covering the period to 28 February 2026.
When is Building Brains Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 30 November 2025, due by 30 November 2026, and one for the period to 28 February 2026, due by 28 February 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Building Brains Limited still trading?
Building Brains 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 Building Brains Limited do?
Building Brains Limited is registered under Development of building projects (SIC 41100).
How old is Building Brains Limited?
Building Brains Limited was incorporated on 11 July 2018, 8 years ago.
What is the penalty if Building Brains 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 Building Brains 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.