- Companies
- Electricians
- London
- Wojcik Ventilation Ltd
Wojcik Ventilation Ltd
- Company number
- 10988946
- Incorporated
- 29 Sep 20179 years trading
- Registered office
- 9-11 New Broadway, London, W5 5AW
- Nature of business
- Electrical installation; Plumbing, heat and air-conditioning installation
Wojcik Ventilation Ltd is a 9-year-old private limited company registered in London, company number 10988946, one of 3,448 electrical contractors in London. 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 down £35K (-59%) on the year before, to £24K.
- Net assets rose in 2 of 6 year-on-year comparisons on record.
- Current assets of £23K against £1,875 owed within a year: more than 10 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 7 years, 2018 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £24K | £23K | £1,875 | 1 | |
| 31 Mar 2024 | £60K | £30K | £1,210 | 1 | |
| 31 Mar 2023 | £206K | £92K | £1,140 | 2 | |
| 30 Sep 2021 | £373K | £303K | £182K | 2 | |
| 30 Sep 2020 | £219K | £335K | £319K | 2 | |
| 30 Sep 2019 | £289K | £453K | £512K | £475K | 2 |
| 30 Sep 2018 | £43K | £283K | £246K |
Who runs and owns Wojcik Ventilation Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| G*** W*** | Director | Sep 2017 |
Person with significant control
Where Wojcik Ventilation Ltd is registered
The registered office is in London (W5), in the Ealing local authority area, London. Show W5 5AW on a map.
Other trade companies in W5
- Executive Windscreens LtdMechanics and garages
- Wow Motors LtdMotor traders
- GXR Motors LtdMotor traders
- Milford Projects LimitedBuilders
- P.W. Real Estate LimitedProperty developers
- FJMC LtdProperty developers
- Quick Fix Fone LtdRepair services
- JM Construction & Glazing LtdBuilders
Shared registered office
33 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Wojcik Ventilation 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 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
- 10988946
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 29 September 2017 (9 years ago)
- Registered office
- 9-11 New Broadway, London, W5 5AW
- Nature of business
- Electrical installation (SIC 43210)
Plumbing, heat and air-conditioning installation (SIC 43220) - Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 28 September 2025
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.
- Wolff Power Ltd2026
- Workplace Technical Services Ltd2013
- Worldfiber Telecommunication Ltd2018
- Worth Electrical Solutions Ltd2026
- Worthy Electrical Services Limited2011
- Wren Energy Limited2025
- Wright Wire Ltd2020
- Wright1P Limited2026
All electrical contractors in London · All trades in London · Electricians across the UK
Frequently asked questions
When are Wojcik Ventilation Ltd's accounts due?
Wojcik Ventilation Ltd's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is Wojcik Ventilation Ltd'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 Wojcik Ventilation Ltd still trading?
Wojcik Ventilation 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 Wojcik Ventilation Ltd do?
Wojcik Ventilation Ltd is registered under Electrical installation (SIC 43210); Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Wojcik Ventilation Ltd?
Wojcik Ventilation Ltd was incorporated on 29 September 2017, 9 years ago.
Who runs Wojcik Ventilation Ltd?
Wojcik Ventilation Ltd has 1 active director, the longest-serving appointed in Sep 2017. Their names and service addresses are on the Companies House register.
Who owns Wojcik Ventilation Ltd?
One person or company has significant control of Wojcik Ventilation Ltd: an individual (owns 75% or more of the shares).
What is the penalty if Wojcik Ventilation 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 Wojcik Ventilation 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.