- Company number
- 11581310
- Incorporated
- 21 Sep 20188 years trading
- Registered office
- Unit 6C Cockridden Farm Estate, Herongate, Brentwood, CM13 3LH
- Nature of business
- Construction of domestic buildings
Design & Build Foundations Ltd is a 8-year-old private limited company registered in Brentwood, company number 11581310, one of 149 building contractors in Brentwood. Its next accounts are due at Companies House on 30 June 2027, and the CT600 for the period to 30 September 2026 is due at HMRC on 30 September 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 down £47K (-7%) on the year before, to £626K.
- Net assets rose in 4 of 5 year-on-year comparisons on record.
- Current assets of £785K against £195K owed within a year: 4.0 times cover.
- 6 employees on average during the year.
- Balance sheets on record for 6 years, 2020 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Sep 2025 | £626K | £622K | £785K | £195K | 6 |
| 30 Sep 2024 | £673K | £519K | £853K | £228K | 6 |
| 30 Sep 2023 | £596K | £315K | £883K | £323K | 5 |
| 30 Sep 2022 | £489K | £482K | £855K | £409K | 5 |
| 30 Sep 2021 | £333K | £340K | £670K | £369K | 4 |
| 30 Sep 2020 | £85K | £181K | £193K | £122K | 4 |
Where Design & Build Foundations Ltd is registered
The registered office is in Brentwood (CM13), in the Brentwood local authority area, East of England. Show CM13 3LH on a map.
Other trade companies in CM13
- Van & Car Self Drive LtdMotor traders
- Marsh Harrier Developments LtdProperty developers
- Motor Dealer Sales LtdMotor traders
- Electrical PN LtdElectricians
- Torrtec LtdPlumbers and heating engineers
- Flushed Through Drainage Services LtdPlumbers and heating engineers
- RJFD Electrical LtdCivil engineering
- Welsted LtdJoiners and carpenters
What happens if Design & Build Foundations 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 30 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2027 to 31 Jul 2027 | £150 |
| 1 to 3 months late | 1 Aug 2027 to 30 Sep 2027 | £375 |
| 3 to 6 months late | 1 Oct 2027 to 31 Dec 2027 | £750 |
| More than 6 months late | From 1 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 11581310
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 September 2018 (8 years ago)
- Registered office
- Unit 6C Cockridden Farm Estate, Herongate, Brentwood, CM13 3LH
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 30 September (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 29 January 2026
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 Brentwood
Other active building contractors registered in Brentwood.
- Dhane Properties Ltd2016
- Divine Luk Group Ltd2026
- DJH Brickwork Ltd2026
- Driveline Drivers Limited2002
- DTJ Construction Ltd2020
- Eagle Comms Limited2022
- Eco Orange Construction Ltd2021
- Ecotherm Exteriors Ltd2025
All building contractors in Brentwood · All trades in Brentwood · Builders across the UK
Frequently asked questions
When are Design & Build Foundations Ltd's accounts due?
Design & Build Foundations Ltd's next accounts are due at Companies House by 30 June 2027 (in 260 days), covering the period to 30 September 2026.
When is Design & Build Foundations Ltd's CT600 due?
The CT600 for the period to 30 September 2026 is due at HMRC by 30 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2027.
Is Design & Build Foundations Ltd still trading?
Design & Build Foundations 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 Design & Build Foundations Ltd do?
Design & Build Foundations Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is Design & Build Foundations Ltd?
Design & Build Foundations Ltd was incorporated on 21 September 2018, 8 years ago.
What is the penalty if Design & Build Foundations 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 Design & Build Foundations 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.