- Companies
- Installers
- Coalville
- MK Door Systems Limited
MK Door Systems Limited
- Company number
- 03902944
- Incorporated
- 6 Jan 200026 years trading
- Registered office
- 3 Phoenix Park Telford Way, Stephenson Industrial Estate, Coalville, LE67 3HB
- Nature of business
- Other construction installation
MK Door Systems Limited is a 26-year-old private limited company registered in Coalville, company number 03902944, one of 20 installation companies (insulation, lifts, shutters and similar) in Coalville. Companies House shows its accounts as overdue: they were due on 30 September 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 £193K (+227.3%) on the year before, to £278K.
- Net assets rose in 4 of 9 year-on-year comparisons on record.
- Current assets of £883K against £662K owed within a year: 1.3 times cover.
- 17 employees on average during the year.
- Balance sheets on record for 10 years, 2015 to 2024.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2024 | £278K | £217K | £883K | £662K | 17 |
| 31 Dec 2023 | £85K | £151K | £734K | £700K | 17 |
| 31 Dec 2022 | £311K | £217K | £562K | £283K | 17 |
| 31 Dec 2021 | £394K | £243K | £634K | £279K | 17 |
| 31 Dec 2020 | £466K | £580K | £1.1M | £700K | 17 |
| 31 Dec 2019 | £423K | £489K | £907K | £545K | |
| 31 Dec 2018 | £281K | £115K | £744K | £511K | |
| 31 Dec 2017 | £463K | £250K | £1M | £612K | 14 |
| 31 Dec 2016 | £399K | £137K | £653K | £327K | 17 |
| 31 Dec 2015 | £564K | £442K | £788K | £322K |
Where MK Door Systems Limited is registered
The registered office is in Coalville (LE67), in the North West Leicestershire local authority area, East Midlands. Show LE67 3HB on a map.
Other trade companies in LE67
- TS Ground Solutions LtdLandscapers and gardeners
- Shell Building Contractors LtdBuilders
- Steel Square LtdInstallers
- JFT Electrical Services LtdElectricians
- JP HGV Tech & Cam LtdMechanics and garages
- The Building Maintenance Company Leicester LimitedCleaning companies
- The Tyre Guys ( JPZ) LtdMotor traders
- Michaels Tree & Landscaping LtdLandscapers and gardeners
What happens if MK Door Systems Limited files late
If the accounts reach Companies House today, the late filing penalty is £150 (£300 if last year's accounts were also late). It rises at each step below.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2026 to 31 Oct 2026 | £150 |
| 1 to 3 months late | 1 Nov 2026 to 31 Dec 2026 | £375 |
| 3 to 6 months late | 1 Jan 2027 to 31 Mar 2027 | £750 |
| More than 6 months late | From 1 Apr 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2027 | £200 |
| 3 months late | 31 Mar 2027 | another £200 |
| 6 months late | 30 Jun 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 2027 | 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
- 03902944
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 January 2000 (26 years ago)
- Registered office
- 3 Phoenix Park Telford Way, Stephenson Industrial Estate, Coalville, LE67 3HB
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 December 2024
- Last confirmation statement
- 6 January 2026
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies in Coalville
Other active installation companies (insulation, lifts, shutters and similar) registered in Coalville.
- Mobility Baths and Showers Ltd2025
- PCF Prepare Cut Finish Ltd2020
- Power Pac Ltd2008
- Russell's Garden Buildings Ltd2022
- Scopecell Limited1980
- Vertec Lifts Ltd2020
- Alf Building Services Ltd2022
- Calliway Construction Ltd2022
All installation companies (insulation, lifts, shutters and similar) in Coalville · All trades in Coalville · Installers across the UK
Frequently asked questions
When are MK Door Systems Limited's accounts due?
MK Door Systems Limited's accounts were due at Companies House on 30 September 2026 and the register shows them as overdue.
When is MK Door Systems Limited's CT600 due?
The CT600 for the period to 31 December 2025 is due at HMRC by 31 December 2026, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2026.
Is MK Door Systems Limited still trading?
MK Door Systems Limited is listed as active on the Companies House register (checked 12 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 MK Door Systems Limited do?
MK Door Systems Limited is registered under Other construction installation (SIC 43290).
How old is MK Door Systems Limited?
MK Door Systems Limited was incorporated on 6 January 2000, 26 years ago.
What is the penalty if MK Door Systems 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 MK Door Systems Limited on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 12 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.