- Companies
- Finishing trades
- Walthamstow
- MDM Ductwork Ltd
MDM Ductwork Ltd
- Company number
- 15142592
- Incorporated
- 16 Sep 20233 years trading
- Registered office
- 18 Wingfield Road, Walthamstow, London, E17 9NP
- Nature of business
- Other building completion and finishing
MDM Ductwork Ltd is a 3-year-old private limited company registered in Walthamstow, company number 15142592, one of 14 building finishing companies in Walthamstow. 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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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 £724 (+9.7%) on the year before, to £8,152.
- Current assets of £20K against £287 owed within a year: more than 10 times cover.
- 2 employees on average, up from 1 the year before.
- Balance sheets on record for 2 years, 2024 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Sep 2025 | £8,152 | £20K | £287 | 2 | |
| 30 Sep 2024 | £7,428 | £9,970 | £2,542 | 1 |
Where MDM Ductwork Ltd is registered
The registered office is in Walthamstow (E17), in the Waltham Forest local authority area, London. Show E17 9NP on a map.
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- Addison & Vale Construction LtdBuilders
- Karina Business LtdInstallers
- Hazzi Automotive LtdMechanics and garages
- Zlatev Construction Service LimitedFinishing trades
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- Ok Estates & Developments LtdBuilders
Also registered at this address
1 other company uses the same registered office as MDM Ductwork Ltd.
- Best Construction7909 LtdBuilders
What happens if MDM Ductwork 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
- 15142592
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 16 September 2023 (3 years ago)
- Registered office
- 18 Wingfield Road, Walthamstow, London, E17 9NP
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 30 September (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 15 September 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 Walthamstow
Other active building finishing companies registered in Walthamstow.
- Silver Blaze Limited1998
- Smart Renovations Limited2025
- Airflo Ventilation Ltd2021
- Alftec Fabrications Ltd2006
- Bai Ivan Ltd2016
- Certus Building Services Limited2019
- Czechia Limited2003
- DNK Construction Limited2012
All building finishing companies in Walthamstow · All trades in Walthamstow · Finishing trades across the UK
Frequently asked questions
When are MDM Ductwork Ltd's accounts due?
MDM Ductwork 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 MDM Ductwork 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 MDM Ductwork Ltd still trading?
MDM Ductwork 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 MDM Ductwork Ltd do?
MDM Ductwork Ltd is registered under Other building completion and finishing (SIC 43390).
How old is MDM Ductwork Ltd?
MDM Ductwork Ltd was incorporated on 16 September 2023, 3 years ago.
What is the penalty if MDM Ductwork 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 MDM Ductwork 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.