- Companies
- Electricians
- Londonderry
- Den Electrical Ltd
Den Electrical Ltd
- Company number
- NI744164
- Incorporated
- 30 Sep 2026
- Registered office
- 39 Corick Road, Dungiven, Londonderry, BT47 4SG
- Nature of business
- Electrical installation
Den Electrical Ltd is a newly incorporated private limited company registered in Londonderry, company number NI744164, one of 48 electrical contractors in Londonderry. Its next accounts are due at Companies House on 30 June 2028, and its first CT600 is due at HMRC on 29 September 2028.
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.
Is this your company?
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Where Den Electrical Ltd is registered
The registered office is in Londonderry (BT47), in the Causeway Coast and Glens local authority area, Northern Ireland. Show BT47 4SG on a map.
Other trade companies in BT47
- RNK Contracts LimitedGroundworks and demolition
- BDK Consulting LimitedProperty developers
- Oakline Engineering LtdInstallers
- Killew Property Services LimitedFacilities management
- PH Autobody LimitedMechanics and garages
- C Doherty Autos LtdMechanics and garages
- CPMH LtdBuilders
- CCS Prestige LtdMotor traders
What happens if Den Electrical 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 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2028 to 31 Jul 2028 | £150 |
| 1 to 3 months late | 1 Aug 2028 to 30 Sep 2028 | £375 |
| 3 to 6 months late | 1 Oct 2028 to 31 Dec 2028 | £750 |
| More than 6 months late | From 1 Jan 2029 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2028 | £200 |
| 3 months late | 30 Dec 2028 | another £200 |
| 6 months late | 30 Mar 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 2029 | 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
- NI744164
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 30 September 2026
- Registered office
- 39 Corick Road, Dungiven, Londonderry, BT47 4SG
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 30 September (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 Londonderry
Other active electrical contractors registered in Londonderry.
- Direct Electrical Services (Ireland) Ltd1998
- DJM Contractors Ltd2019
- Ec DC Electrical Ltd2023
- Emmett Brolly Electrical Limited2025
- Ena Electrics Ltd2024
- Et & T Services Limited2024
- FPM Electrical Ltd2014
- G Conaty Electrical Ltd2015
All electrical contractors in Londonderry · All trades in Londonderry · Electricians across the UK
Frequently asked questions
When are Den Electrical Ltd's accounts due?
Den Electrical Ltd's next accounts are due at Companies House by 30 June 2028 (in 626 days), covering the period to 30 September 2027.
When is Den Electrical 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 September 2027, due by 29 September 2028, and one for the period to 30 September 2027, due by 30 September 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Den Electrical Ltd still trading?
Den Electrical 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 Den Electrical Ltd do?
Den Electrical Ltd is registered under Electrical installation (SIC 43210).
How old is Den Electrical Ltd?
Den Electrical Ltd was incorporated on 30 September 2026, less than a year ago.
What is the penalty if Den Electrical 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 Den Electrical 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.