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- Finishing trades
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- Kadtronex Ltd
Company profile · Finishing trades
Kadtronex Ltd
Kadtronex Ltd is a 9-year-old private limited company registered in Wallington, company number 10976874, one of 41 building finishing companies in Wallington. Its next accounts are due at Companies House on 30 June 2027, and the CT600 for the period to 30 September 2026 is due at HMRC on 30 September 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 30 September 2025, as filed at Companies House. Negative net assets mean the company owed more than it owned at that date.
Kadtronex Ltd over the years
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 £11K (-50.2%) on the year before, to -£33K.
- Net assets rose in 1 of 7 year-on-year comparisons on record.
- Current assets of £1,158 against £34K owed within a year: 0.0 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 8 years, 2018 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Sep 2025 | -£33K | £1,158 | £34K | 0 | |
| 30 Sep 2024 | -£22K | £6,984 | £26K | 0 | |
| 30 Sep 2023 | £16K | £6,083 | £19K | 0 | |
| 30 Sep 2022 | -£7,628 | £1,912 | £9,540 | 0 | |
| 30 Sep 2021 | £2 | £0 | £0 | 0 | |
| 30 Sep 2020 | £2 | £0 | £0 | 0 | |
| 30 Sep 2019 | £2 | £0 | £0 | 0 | |
| 30 Sep 2018 | £2 |
Where Kadtronex Ltd is registered
The registered office is in Wallington (SM6), in the Sutton local authority area, London. Show SM6 7AH on a map.
Other trade companies in SM6
- Lno Construction LtdFinishing trades
- Hqa Renovation and Solutions LtdInstallers
- Averion Homes & Developments LtdProperty developers
- A&S Property Developer (London) LtdProperty developers
- Goready Mobile Tyres LtdMechanics and garages
- Burden Developments LimitedProperty developers
- Foxcontrolsolutions LtdElectricians
- Stelmac Design & Build LtdBuilders
Also registered at this address
24 other companies use the same registered office as Kadtronex Ltd.
- A Lings Group LimitedPlumbers and heating engineers
- Aquamark Cleaning LimitedCleaning companies
- Aspire Masonry LimitedBuilders
- Ccre LimitedProperty developers
- CJB Electrical London LtdElectricians
- GD Decor LimitedFinishing trades
- Heating Geeks LimitedMachinery repair and installation
- Heritage Brickwork LimitedBuilders
- Izzi Cars LtdMotor traders
- Komfortzone LtdPlumbers and heating engineers
- LJB Electrical Services LimitedElectricians
- Ma1Ntain Domestic & Property LtdProperty developers
- MK Veasey Electrical LimitedElectricians
- Prestige Fires & Flue Services LtdCleaning companies
- Q.E.D Building Services Maintenance LimitedMachinery repair and installation
- Quadfringe LtdPlumbers and heating engineers
- RK Vision LimitedBuilders
- Sunrise Imaging (Emea) LimitedMachinery repair and installation
- Truecurrent LtdBuilders
- Twin Peaks Developments LimitedProperty developers
- Wandle Electrical Services LtdElectricians
- Ward Property Services (UK) LimitedInstallers
- Zee Solutions LimitedCleaning companies
- Zia Builders LimitedBuilders
What happens if Kadtronex 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 30 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2027 to 31 Jul 2027 | £150 |
| 1 to 3 months late | 1 Aug 2027 to 30 Sep 2027 | £375 |
| 3 to 6 months late | 1 Oct 2027 to 31 Dec 2027 | £750 |
| More than 6 months late | From 1 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 10976874
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 22 September 2017 (9 years ago)
- Registered office
- SBC House, Restmor Way, Wallington, SM6 7AH
- Nature of business
- Other building completion and finishing (SIC 43390)
Other research and experimental development on natural sciences and engineering (SIC 72190) - Year end
- 30 September (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 2 June 2026
Filing notes for building finishing companies
Finishing trade companies cover a wide range of work. Most are micro-entities with simple accounts and a straightforward CT600.
Similar companies in Wallington
Other active building finishing companies registered in Wallington.
- Lno Construction Ltd2026
- London & Surrey Building Ltd2023
- McKenna Force Ltd2020
- MDG Brickwork & Building Limited2015
- New-Gen Building Ltd2026
- Nexgen Builders Limited2025
- Nicole10 Limited2011
- North Downs Builders Limited2023
All building finishing companies in Wallington · All trades in Wallington · Finishing trades across the UK
Frequently asked questions
When are Kadtronex Ltd's accounts due?
Kadtronex Ltd's next accounts are due at Companies House by 30 June 2027 (in 261 days), covering the period to 30 September 2026.
When is Kadtronex Ltd's CT600 due?
The CT600 for the period to 30 September 2026 is due at HMRC by 30 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2027.
Is Kadtronex Ltd still trading?
Kadtronex Ltd 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 Kadtronex Ltd do?
Kadtronex Ltd is registered under Other building completion and finishing (SIC 43390); Other research and experimental development on natural sciences and engineering (SIC 72190).
How old is Kadtronex Ltd?
Kadtronex Ltd was incorporated on 22 September 2017, 9 years ago.
What is the penalty if Kadtronex 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 Kadtronex Ltd on Companies House for filed documents, officers and the full history.
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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.