- Companies
- Electricians
- London
- Mdorf El Ltd
Mdorf El Ltd
- Company number
- 16819946
- Incorporated
- 30 Oct 2025
- Registered office
- 167-169 Great Portland Street, Fifth Floor, London, W1W 5PF
- Nature of business
- Electrical installation; Plumbing, heat and air-conditioning installation; Other construction installation
Mdorf El Ltd is a newly incorporated private limited company registered in London, company number 16819946, one of 3,448 electrical contractors in London. Its next accounts are due at Companies House on 30 July 2027, and its first CT600 is due at HMRC on 29 October 2027.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where Mdorf El Ltd is registered
The registered office is in London (W1W), in the Westminster local authority area, London. Show W1W 5PF on a map.
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- R&R Construction Group LtdBuilders
- Aurum Cooling LtdPlumbers and heating engineers
- Steam Wood Stone LtdFinishing trades
- Hau Developments LimitedProperty developers
- Group Atlas Financial 83 LtdPainters and decorators
- Energy Reward LtdMotor traders
- Holly’S Housekeeping LtdCleaning companies
Also registered at this address
9 other companies use the same registered office as Mdorf El Ltd.
- Cleanse Correct LtdCleaning companies
- Frank's Steel Fabrication Services LtdBuilders
- Loam Climate & Finish LtdPlumbers and heating engineers
- Mirrac Property LtdProperty developers
- Mobile Mechanix LimitedMechanics and garages
- Poltech Service LtdMachinery repair and installation
- Revup Racing Components LtdMotor traders
- Ritz Builders UK LimitedBuilders
- Speedway Transport-Service LtdMotor traders
What happens if Mdorf El 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 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 31 Jul 2027 to 30 Aug 2027 | £150 |
| 1 to 3 months late | 31 Aug 2027 to 30 Oct 2027 | £375 |
| 3 to 6 months late | 31 Oct 2027 to 30 Jan 2028 | £750 |
| More than 6 months late | From 31 Jan 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
- 16819946
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 30 October 2025
- Registered office
- 167-169 Great Portland Street, Fifth Floor, London, W1W 5PF
- Nature of business
- Electrical installation (SIC 43210)
Plumbing, heat and air-conditioning installation (SIC 43220)
Other construction installation (SIC 43290) - Year end
- 31 October (accounting reference date)
- Accounts type
- No accounts filed yet
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.
- MDZ Technical Services Ltd2015
- Me Services Limited2020
- Mechanical Electrical Group Ltd2025
- Mecsol Europe Ltd.2022
- Medes Electric Ltd2023
- Media Install Limited2012
- Meerkat Electrical Ltd2022
- Meg Projects Limited2016
All electrical contractors in London · All trades in London · Electricians across the UK
Frequently asked questions
When are Mdorf El Ltd's accounts due?
Mdorf El Ltd's next accounts are due at Companies House by 30 July 2027 (in 290 days), covering the period to 31 October 2026.
When is Mdorf El Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 29 October 2026, due by 29 October 2027, and one for the period to 31 October 2026, due by 31 October 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Mdorf El Ltd still trading?
Mdorf El 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 Mdorf El Ltd do?
Mdorf El Ltd is registered under Electrical installation (SIC 43210); Plumbing, heat and air-conditioning installation (SIC 43220); Other construction installation (SIC 43290).
How old is Mdorf El Ltd?
Mdorf El Ltd was incorporated on 30 October 2025, less than a year ago.
What is the penalty if Mdorf El 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 Mdorf El 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.