- Companies
- Electricians
- London
- Greenside Heat & Power Limited
Greenside Heat & Power Limited
- Company number
- 08754948
- Incorporated
- 30 Oct 201312 years trading
- Registered office
- 6 Ramillies Road, London, NW7 4LX
- Nature of business
- Electrical installation
Greenside Heat & Power Limited is a 12-year-old private limited company registered in London, company number 08754948, one of 3,448 electrical contractors in London. Its next accounts are due at Companies House on 31 July 2027, and the CT600 for the period to 31 October 2026 is due at HMRC on 31 October 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 £2,743 (-7.1%) on the year before, to £36K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £50K against £18K owed within a year: 2.8 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Oct 2025 | £36K | £2,633 | £50K | £18K | 1 |
| 31 Oct 2024 | £39K | £11K | £59K | £26K | 1 |
| 31 Oct 2023 | £56K | £1,869 | £85K | £36K | 1 |
| 31 Oct 2022 | £47K | £608 | £71K | £32K | 1 |
| 31 Oct 2021 | £39K | £12K | £80K | £51K | 1 |
| 31 Oct 2020 | £33K | £8,678 | £65K | £45K | 0 |
| 31 Oct 2019 | £47K | £66K | £21K | 1 | |
| 31 Oct 2018 | £33K | £3,622 | £56K | £27K | 1 |
| 31 Oct 2017 | -£19K | £3,868 | £24K | £48K | |
| 31 Oct 2016 | -£16K | £5,638 | £19K | £39K |
Where Greenside Heat & Power Limited is registered
The registered office is in London (NW7), in the Barnet local authority area, London. Show NW7 4LX on a map.
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- Sil Builder LimitedSpecialist contractors
- MBL Building LtdBuilders
- Emergency Cleaning 24/7 LtdCleaning companies
What happens if Greenside Heat & Power 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 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Aug 2027 to 31 Aug 2027 | £150 |
| 1 to 3 months late | 1 Sep 2027 to 31 Oct 2027 | £375 |
| 3 to 6 months late | 1 Nov 2027 to 31 Jan 2028 | £750 |
| More than 6 months late | From 1 Feb 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Nov 2027 | £200 |
| 3 months late | 31 Jan 2028 | another £200 |
| 6 months late | 30 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Oct 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
- 08754948
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 30 October 2013 (12 years ago)
- Registered office
- 6 Ramillies Road, London, NW7 4LX
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 31 October (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 30 January 2026
Filing notes for electrical contractors
Electrical contracting companies are often a director plus a van and tools. Most fall within the micro-entity rules, so the accounts filed at Companies House are short, and the CT600 carries the tax detail.
Similar companies in London
Other active electrical contractors registered in London.
- Greenvolt Installs Ltd2024
- Greghino No9 Ltd2025
- Gregoris London Ltd2018
- Grid Sustain Solutions Ltd2024
- Gridcore Electrical Services Limited2024
- Gridcore Engineering Ltd2026
- Grosvenor Electrical Engineering Limited2015
- Group K Ltd2020
All electrical contractors in London · All trades in London · Electricians across the UK
Frequently asked questions
When are Greenside Heat & Power Limited's accounts due?
Greenside Heat & Power Limited's next accounts are due at Companies House by 31 July 2027 (in 291 days), covering the period to 31 October 2026.
When is Greenside Heat & Power Limited's CT600 due?
The CT600 for the period to 31 October 2026 is due at HMRC by 31 October 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 August 2027.
Is Greenside Heat & Power Limited still trading?
Greenside Heat & Power 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 Greenside Heat & Power Limited do?
Greenside Heat & Power Limited is registered under Electrical installation (SIC 43210).
How old is Greenside Heat & Power Limited?
Greenside Heat & Power Limited was incorporated on 30 October 2013, 12 years ago.
What is the penalty if Greenside Heat & Power 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 Greenside Heat & Power 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.