- Companies
- Plumbers and heating engineers
- Wimbledon
- Wizfix Heating Ltd
Wizfix Heating Ltd
- Company number
- 09845410
- Incorporated
- 28 Oct 201510 years trading
- Registered office
- 60 Windsor Avenue, Wimbledon, SW19 2RR
- Nature of business
- Plumbing, heat and air-conditioning installation
Wizfix Heating Ltd is a 10-year-old private limited company registered in Wimbledon, company number 09845410, one of 14 plumbing and heating companies in Wimbledon. Its next accounts are due at Companies House on 29 October 2026, and its first CT600 is due at HMRC on 29 October 2026.
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 £245K (+209.4%) on the year before, to £128K.
- Net assets rose in 4 of 8 year-on-year comparisons on record.
- Current assets of £11K against £136K owed within a year: 0.1 times cover.
- 1 employee on average, down from 2 the year before.
- Balance sheets on record for 9 years, 2016 to 2024.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 29 Oct 2024 | £128K | £11K | £136K | 1 | |
| 31 Oct 2023 | -£117K | £19K | £132K | 2 | |
| 31 Oct 2022 | -£130K | £7,683 | 2 | ||
| 31 Oct 2021 | -£113K | £29K | £132K | 3 | |
| 31 Oct 2020 | -£103K | £32K | £133K | 2 | |
| 31 Oct 2019 | -£106K | £2,340 | £2,340 | £107K | 2 |
| 31 Oct 2018 | £67K | -£2,476 | £70K | 2 | |
| 31 Oct 2017 | -£16K | £12K | £35K | ||
| 31 Oct 2016 | -£6,524 | £3,419 | £14K |
Where Wizfix Heating Ltd is registered
The registered office is in Wimbledon (SW19), in the Merton local authority area, London. Show SW19 2RR on a map.
Other trade companies in SW19
- Firstfixlondon Ltd.Builders
- Rainbow One Construction UK LtdSpecialist contractors
- Base Bloc LimitedBuilders
- Concealed Climate LimitedPlumbers and heating engineers
- Morningside LtdProperty developers
- Cupi-Building LtdBuilders
- Crown Infra London LtdBuilders
- Aj & Co One LtdProperty developers
Also registered at this address
7 other companies use the same registered office as Wizfix Heating Ltd.
- Ato -Solutions1 LimitedElectricians
- Instafix London LtdPlumbers and heating engineers
- L & P Surveyors LtdSpecialist contractors
- Onyx Concept Bespoke Automotive LimitedMotor traders
- Ordonez Painting LtdPainters and decorators
- Red File Projects LtdProperty developers
- Urban Fox Facilities LtdFacilities management
What happens if Wizfix Heating 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 29 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 30 Oct 2026 to 29 Nov 2026 | £150 |
| 1 to 3 months late | 30 Nov 2026 to 29 Jan 2027 | £375 |
| 3 to 6 months late | 30 Jan 2027 to 29 Apr 2027 | £750 |
| More than 6 months late | From 30 Apr 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 30 Jan 2027 | £200 |
| 3 months late | 29 Apr 2027 | another £200 |
| 6 months late | 29 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 29 Jan 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
- 09845410
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 28 October 2015 (10 years ago)
- Registered office
- 60 Windsor Avenue, Wimbledon, SW19 2RR
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 29 October (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 29 October 2024
- Last confirmation statement
- 6 September 2025
- Previous names
- Wizfixheating Ltd (until 25 Nov 2016)
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 Wimbledon
Other active plumbing and heating companies registered in Wimbledon.
- Chris Letts Plumbing and Heating Limited2023
- D.T Francis Heating Services Ltd2011
- H&H Mechanical Ltd2021
- Industrial Pipefreezing Services Limited1983
- Kingshott Boiler Care Ltd2024
- Max Heat Home Solutions Ltd2021
- Nexus Build Hub (UK) Limited2025
- NJP Plumbing Limited2007
All plumbing and heating companies in Wimbledon · All trades in Wimbledon · Plumbers and heating engineers across the UK
Frequently asked questions
When are Wizfix Heating Ltd's accounts due?
Wizfix Heating Ltd's next accounts are due at Companies House by 29 October 2026 (in 16 days), covering the period to 29 January 2026.
When is Wizfix Heating Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 29 October 2025, due by 29 October 2026, and one for the period to 29 January 2026, due by 29 January 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Wizfix Heating Ltd still trading?
Wizfix Heating Ltd is listed as active on the Companies House register (checked 13 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 Wizfix Heating Ltd do?
Wizfix Heating Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Wizfix Heating Ltd?
Wizfix Heating Ltd was incorporated on 28 October 2015, 10 years ago.
What is the penalty if Wizfix Heating 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 Wizfix Heating Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.