- Companies
- Property developers
- Isleworth
- Energy Builders Ltd
Energy Builders Ltd
- Company number
- 11929427
- Incorporated
- 5 Apr 20197 years trading
- Registered office
- 29 Rothbury Gardens, Isleworth, TW7 5JG
- Nature of business
- Development of building projects; Other building completion and finishing
Energy Builders Ltd is a 7-year-old private limited company registered in Isleworth, company number 11929427, one of 72 property development companies in Isleworth. Its next accounts are due at Companies House on 31 January 2027, and the CT600 for the period to 30 April 2026 is due at HMRC on 30 April 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 £40K on the year before, to £41K.
- Net assets rose in 2 of 5 year-on-year comparisons on record.
- Current assets of £36K against £24K owed within a year: 1.5 times cover.
- 6 employees on average, up from 5 the year before.
- 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 Apr 2025 | £41K | £33K | £36K | £24K | 6 |
| 30 Apr 2024 | £537 | £40K | £57K | 5 | |
| 30 Apr 2023 | -£43K | £11K | £54K | 4 | |
| 30 Apr 2022 | -£35K | £11K | £46K | 4 | |
| 30 Apr 2021 | -£3,600 | £1,900 | £5,500 | 3 | |
| 30 Apr 2020 | £10K | £18K | £7,109 | 1 |
Where Energy Builders Ltd is registered
The registered office is in Isleworth (TW7), in the Hounslow local authority area, London. Show TW7 5JG on a map.
Other trade companies in TW7
- Pracom LtdMachinery repair and installation
- V&R Construction Group LtdBuilders
- Gio Construction LimitedBuilders
- S & H Bodywork LtdMechanics and garages
- KS Garage Isleworth LtdMotor traders
- C Wiseman Services LtdCleaning companies
- Avenida Developments LtdProperty developers
- Courtesy Cars Group UK LtdMotor traders
What happens if Energy Builders 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 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2027 to 28 Feb 2027 | £150 |
| 1 to 3 months late | 1 Mar 2027 to 30 Apr 2027 | £375 |
| 3 to 6 months late | 1 May 2027 to 31 Jul 2027 | £750 |
| More than 6 months late | From 1 Aug 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2027 | £200 |
| 3 months late | 30 Jul 2027 | another £200 |
| 6 months late | 30 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 11929427
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 5 April 2019 (7 years ago)
- Registered office
- 29 Rothbury Gardens, Isleworth, TW7 5JG
- Nature of business
- Development of building projects (SIC 41100)
Other building completion and finishing (SIC 43390) - Year end
- 30 April (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 April 2025
- Last confirmation statement
- 1 April 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 Isleworth
Other active property development companies registered in Isleworth.
- Hann-Made Interiors Ltd2026
- Hard Hat Developers Limited2020
- Hasi Construction Ltd2011
- Imko Premier Limited2019
- Insignia Global Limited2018
- Isleworth Building Ltd2025
- J1Gsaw Ltd2018
- Kings Industry Limited2022
All property development companies in Isleworth · All trades in Isleworth · Property developers across the UK
Frequently asked questions
When are Energy Builders Ltd's accounts due?
Energy Builders Ltd's next accounts are due at Companies House by 31 January 2027 (in 110 days), covering the period to 30 April 2026.
When is Energy Builders Ltd's CT600 due?
The CT600 for the period to 30 April 2026 is due at HMRC by 30 April 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2027.
Is Energy Builders Ltd still trading?
Energy Builders 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 Energy Builders Ltd do?
Energy Builders Ltd is registered under Development of building projects (SIC 41100); Other building completion and finishing (SIC 43390).
How old is Energy Builders Ltd?
Energy Builders Ltd was incorporated on 5 April 2019, 7 years ago.
What is the penalty if Energy Builders 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 Energy Builders 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.