- Companies
- Specialist contractors
- Blackburn
- Mdi Electrical Services Ltd
Mdi Electrical Services Ltd
- Company number
- 16777862
- Incorporated
- 10 Oct 20251 year trading
- Registered office
- 56 Oban Drive, Blackburn, BB1 2HY
- Nature of business
- Other specialised construction activities n.e.c.
Mdi Electrical Services Ltd is a 1-year-old private limited company registered in Blackburn, company number 16777862, one of 53 specialist construction companies in Blackburn. Its next accounts are due at Companies House on 10 July 2027, and its first CT600 is due at HMRC on 9 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 Mdi Electrical Services Ltd is registered
The registered office is in Blackburn (BB1), in the Blackburn with Darwen local authority area, North West. Show BB1 2HY on a map.
Other trade companies in BB1
- Home Electrical Services NW LtdElectricians
- NC Capital Holdings LtdProperty developers
- McKay Energy Solutions LtdBuilders
- S & A Auto Repairs LtdMotor traders
- E Builders LimitedBuilders
- Mat Tinker Refinishing LtdPainters and decorators
- Rapidel LtdBuilders
- Karange Developments LimitedProperty developers
What happens if Mdi Electrical Services 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 10 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 11 Jul 2027 to 10 Aug 2027 | £150 |
| 1 to 3 months late | 11 Aug 2027 to 10 Oct 2027 | £375 |
| 3 to 6 months late | 11 Oct 2027 to 10 Jan 2028 | £750 |
| More than 6 months late | From 11 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
- 16777862
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 10 October 2025 (1 year ago)
- Registered office
- 56 Oban Drive, Blackburn, BB1 2HY
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 October (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies in Blackburn
Other active specialist construction companies registered in Blackburn.
- Mercers Builders Limited2009
- Modular Sterile Developments Limited2003
- NSJ Kirton Construction Limited2025
- Offa-Fix Formwork Limited2005
- Optimus Surface Repairs Limited2016
- Pro Piling Solutions Ltd2025
- Proactive Surveys (NW) Limited2012
- Protecttwentyfour Limited2017
All specialist construction companies in Blackburn · All trades in Blackburn · Specialist contractors across the UK
Frequently asked questions
When are Mdi Electrical Services Ltd's accounts due?
Mdi Electrical Services Ltd's next accounts are due at Companies House by 10 July 2027 (in 271 days), covering the period to 31 October 2026.
When is Mdi Electrical Services 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 9 October 2026, due by 9 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 Mdi Electrical Services Ltd still trading?
Mdi Electrical Services 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 Mdi Electrical Services Ltd do?
Mdi Electrical Services Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Mdi Electrical Services Ltd?
Mdi Electrical Services Ltd was incorporated on 10 October 2025, 1 year ago.
What is the penalty if Mdi Electrical Services 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 Mdi Electrical Services 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.