- Companies
- Plumbers and heating engineers
- London
- Fusion Plumbing & Heating Specialist Limited
Fusion Plumbing & Heating Specialist Limited
- Company number
- 12318721
- Incorporated
- 18 Nov 20196 years trading
- Registered office
- 89 Bickersteth Road, Tooting Works, London, SW17 9SH
- Nature of business
- Plumbing, heat and air-conditioning installation
Fusion Plumbing & Heating Specialist Limited is a 6-year-old private limited company registered in London, company number 12318721, one of 2,972 plumbing and heating companies in London. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 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 £15K (-38.5%) on the year before, to £23K.
- Net assets rose in 3 of 5 year-on-year comparisons on record.
- Current assets of £28K against £4,932 owed within a year: 5.8 times cover.
- 1 employee 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 Nov 2025 | £23K | £28K | £4,932 | 1 | |
| 30 Nov 2024 | £38K | £67K | £29K | 1 | |
| 30 Nov 2023 | £18K | £32K | £14K | 1 | |
| 30 Nov 2022 | £4,876 | £13K | £8,385 | 1 | |
| 30 Nov 2021 | £1,783 | £6,113 | £4,330 | 1 | |
| 30 Nov 2020 | £5,327 | £13K | £7,909 | 1 |
Where Fusion Plumbing & Heating Specialist Limited is registered
The registered office is in London (SW17), in the Wandsworth local authority area, London. Show SW17 9SH on a map.
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Also registered at this address
4 other companies use the same registered office as Fusion Plumbing & Heating Specialist Limited.
- Ashdene Construction LtdBuilders
- Massak LimitedFinishing trades
- Rebousca Estate LimitedMotor traders
- South London Conversions LtdBuilders
What happens if Fusion Plumbing & Heating Specialist 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 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 12318721
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 18 November 2019 (6 years ago)
- Registered office
- 89 Bickersteth Road, Tooting Works, London, SW17 9SH
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 17 November 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 London
Other active plumbing and heating companies registered in London.
- Future Green Renewables Ltd2025
- Future Home Energy Limited2021
- Future Life Sustainability Limited2021
- Future Pipework Ltd2024
- G & C Building Services Ltd2019
- G & M Heating Limited2025
- G Brown Services Ltd2025
- G C Heating Services Limited2015
All plumbing and heating companies in London · All trades in London · Plumbers and heating engineers across the UK
Frequently asked questions
When are Fusion Plumbing & Heating Specialist Limited's accounts due?
Fusion Plumbing & Heating Specialist Limited's next accounts are due at Companies House by 31 August 2027 (in 322 days), covering the period to 30 November 2026.
When is Fusion Plumbing & Heating Specialist Limited's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is Fusion Plumbing & Heating Specialist Limited still trading?
Fusion Plumbing & Heating Specialist 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 Fusion Plumbing & Heating Specialist Limited do?
Fusion Plumbing & Heating Specialist Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Fusion Plumbing & Heating Specialist Limited?
Fusion Plumbing & Heating Specialist Limited was incorporated on 18 November 2019, 6 years ago.
What is the penalty if Fusion Plumbing & Heating Specialist 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 Fusion Plumbing & Heating Specialist 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.