- Company number
- 11552974
- Incorporated
- 5 Sep 20188 years trading
- Registered office
- Jolyon House (Suite 369), Amberley Way, Hounslow, TW4 6BH
- Nature of business
- Construction of domestic buildings; Motion picture production activities
Build Smartly Ltd is a 8-year-old private limited company registered in Hounslow, company number 11552974, one of 494 building contractors in Hounslow. 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 up £71K (+231.6%) on the year before, to £40K.
- Net assets rose in 3 of 6 year-on-year comparisons on record.
- Current assets of £11K against £64K owed within a year: 0.2 times cover.
- 1 employee on average, down from 2 the year before.
- Balance sheets on record for 7 years, 2019 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Sep 2025 | £40K | £11K | £64K | 1 | |
| 30 Sep 2024 | -£31K | £212 | £51K | 2 | |
| 30 Sep 2023 | £29K | £2,444 | £56K | 0 | |
| 30 Sep 2022 | £388 | £913 | £525 | 0 | |
| 30 Sep 2021 | £100 | £100 | |||
| 30 Sep 2020 | £100 | £100 | |||
| 30 Sep 2019 | £100 | £100 |
Where Build Smartly Ltd is registered
The registered office is in Hounslow (TW4), in the Hounslow local authority area, London. Show TW4 6BH on a map.
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What happens if Build Smartly 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
- 11552974
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 5 September 2018 (8 years ago)
- Registered office
- Jolyon House (Suite 369), Amberley Way, Hounslow, TW4 6BH
- Nature of business
- Construction of domestic buildings (SIC 41202)
Motion picture production activities (SIC 59111) - Year end
- 30 September (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 11 May 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 Hounslow
Other active building contractors registered in Hounslow.
- Build Som Ltd2025
- Build Up Builder Limited2020
- Buildentia Group Limited2026
- Buildixi Limited2026
- Bulla Construction Limited2025
- Buttar Construction (UK) Limited2021
- Buttar Construction Limited2009
- BVV Construct Ltd2024
All building contractors in Hounslow · All trades in Hounslow · Builders across the UK
Frequently asked questions
When are Build Smartly Ltd's accounts due?
Build Smartly Ltd's next accounts are due at Companies House by 30 June 2027 (in 261 days), covering the period to 30 September 2026.
When is Build Smartly 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 Build Smartly Ltd still trading?
Build Smartly 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 Build Smartly Ltd do?
Build Smartly Ltd is registered under Construction of domestic buildings (SIC 41202); Motion picture production activities (SIC 59111).
How old is Build Smartly Ltd?
Build Smartly Ltd was incorporated on 5 September 2018, 8 years ago.
What is the penalty if Build Smartly 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 Build Smartly 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.