- Companies
- Machinery repair and installation
- London
- Key to the Door Ltd.
Key to the Door Ltd.
- Company number
- 07797703
- Incorporated
- 5 Oct 201115 years trading
- Registered office
- 539 Footscray Road, London, SE9 3UG
- Nature of business
- Repair of other equipment
Key to the Door Ltd. is a 15-year-old private limited company registered in London, company number 07797703, one of 1,743 machinery repair and installation companies 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 £29 (-14.5%) on the year before, to £171.
- Net assets rose in 5 of 7 year-on-year comparisons on record.
- Current assets of £6,981 against £6,153 owed within a year: 1.1 times cover.
- 1 employee on average during the year.
- 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 |
|---|---|---|---|---|---|
| 31 Oct 2025 | £171 | £1,131 | £6,981 | £6,153 | 1 |
| 31 Oct 2024 | £200 | £3,946 | £9,923 | £7,224 | 1 |
| 31 Oct 2023 | -£7,993 | £1,271 | £6,765 | 1 | |
| 31 Oct 2022 | -£26K | £251 | £251 | £10K | 1 |
| 31 Oct 2021 | -£28K | £1,287 | £1,287 | £11K | 1 |
| 31 Oct 2020 | -£29K | £200 | £200 | £9,893 | 1 |
| 31 Oct 2019 | -£12K | £120 | £120 | £13K | 1 |
| 31 Oct 2018 | -£13K | £0 | £0 | £14K | 1 |
Where Key to the Door Ltd. is registered
The registered office is in London (SE9), in the Bexley local authority area, London. Show SE9 3UG on a map.
Other trade companies in SE9
- Valkor LtdBuilders
- M.A Developments (Ramsgate) LimitedProperty developers
- Sanchez Dec LtdPainters and decorators
- Yoi As LtdBuilders
- Interfix LtdSpecialist contractors
- South East London Locksmith LimitedSpecialist contractors
- S&O Maintenance LimitedInstallers
- Colvin Construction LimitedBuilders
What happens if Key to the Door 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 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
- 07797703
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 5 October 2011 (15 years ago)
- Registered office
- 539 Footscray Road, London, SE9 3UG
- Nature of business
- Repair of other equipment (SIC 33190)
- Year end
- 31 October (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 5 October 2025
Filing notes for machinery repair and installation companies
Machinery repair and installation companies often carry parts stock and specialist tools, and many work on contracts that span the year end.
Similar companies in London
Other active machinery repair and installation companies registered in London.
- KGD Electrical and Engineering Solutions Ltd2026
- Kineteco Ltd2021
- Kiwisun Battersea Ltd2006
- Koyave System Ltd2021
- KP Electricals London Ltd2022
- Krios Handyman and Electricity Services Ltd2021
- Krishna Trading Corporation Limited2014
- KRM Industrial Ltd2025
All machinery repair and installation companies in London · All trades in London · Machinery repair and installation across the UK
Frequently asked questions
When are Key to the Door Ltd.'s accounts due?
Key to the Door Ltd.'s next accounts are due at Companies House by 31 July 2027 (in 291 days), covering the period to 31 October 2026.
When is Key to the Door Ltd.'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 Key to the Door Ltd. still trading?
Key to the Door 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 Key to the Door Ltd. do?
Key to the Door Ltd. is registered under Repair of other equipment (SIC 33190).
How old is Key to the Door Ltd.?
Key to the Door Ltd. was incorporated on 5 October 2011, 15 years ago.
What is the penalty if Key to the Door 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 Key to the Door Ltd. 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.