- Companies
- Plumbers and heating engineers
- Greenford
- Smart Energie Limited
Smart Energie Limited
- Company number
- 14073778
- Incorporated
- 27 Apr 20224 years trading
- Registered office
- Unit 27 Wadsworth Business Centre, Wadsworth Road, Greenford, UB6 7LQ
- Nature of business
- Plumbing, heat and air-conditioning installation; Other construction installation; Non-specialised wholesale trade; Other retail sale in non-specialised stores
Smart Energie Limited is a 4-year-old private limited company registered in Greenford, company number 14073778, one of 42 plumbing and heating companies in Greenford. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 £36K (+22.7%) on the year before, to £196K.
- Current assets of £233K against £64K owed within a year: 3.7 times cover.
- 5 employees on average, up from 4 the year before.
- Balance sheets on record for 3 years, 2023 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £196K | £59K | £233K | £64K | 5 |
| 31 Mar 2024 | £160K | £212K | £217K | £74K | 4 |
| 31 Mar 2023 | £57K | £50K | £106K | £49K | 2 |
Public contracts won
Smart Energie Limited has one public sector contract award on record (2026). Source: Contracts Finder and Find a Tender award notices. For all of them the published figure is a shared or multi-year ceiling (a framework place, a multi-supplier award, or more than a small company could hold alone), so no value is shown.
| Buyer | Contract | Value | Awarded |
|---|---|---|---|
| London Borough of Waltham Forest | Service Store Technical Partners - DPS | Ceiling, not shown | 24 Apr 2026 |
Where Smart Energie Limited is registered
The registered office is in Greenford (UB6), in the Ealing local authority area, London. Show UB6 7LQ on a map.
Other trade companies in UB6
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- Eminova Automotive Solutions LtdMotor traders
- CMP Waterproofing LtdSpecialist contractors
- I K Religa LtdProperty developers
- I O City Property Services LimitedBuilders
- Furtuna Fire LtdBuilders
- Dzony Spark LtdBuilders
- Naaz Services LimitedCleaning companies
What happens if Smart Energie 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 31 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 14073778
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 27 April 2022 (4 years ago)
- Registered office
- Unit 27 Wadsworth Business Centre, Wadsworth Road, Greenford, UB6 7LQ
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
Other construction installation (SIC 43290)
Non-specialised wholesale trade (SIC 46900)
Other retail sale in non-specialised stores (SIC 47190) - Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 10 December 2025
Filing notes for plumbing and heating companies
Plumbing and heating companies frequently work under CIS for main contractors and also directly for homeowners, so turnover can mix CIS and non-CIS income.
Similar companies in Greenford
Other active plumbing and heating companies registered in Greenford.
- Stan Plumbing & Heating Limited2015
- Top Maintenance Ltd2018
- VMK Gas Works Ltd2025
- Waely Gas Engineers Limited2003
- Watertight Heating & Plumbing Limited2004
- ZR Heating and Plumbing Ltd2026
- 247Londonheating Ltd2021
- A & C Heating and Plumbing Limited2010
All plumbing and heating companies in Greenford · All trades in Greenford · Plumbers and heating engineers across the UK
Frequently asked questions
When are Smart Energie Limited's accounts due?
Smart Energie Limited's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is Smart Energie Limited's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Smart Energie Limited still trading?
Smart Energie 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 Smart Energie Limited do?
Smart Energie Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220); Other construction installation (SIC 43290); Non-specialised wholesale trade (SIC 46900); Other retail sale in non-specialised stores (SIC 47190).
How old is Smart Energie Limited?
Smart Energie Limited was incorporated on 27 April 2022, 4 years ago.
Has Smart Energie Limited won public sector contracts?
Yes. Smart Energie Limited has one contract award from public bodies on Contracts Finder and Find a Tender, most recently from London Borough of Waltham Forest.
What is the penalty if Smart Energie 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 Smart Energie 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.