- Companies
- Civil engineering
- Derry
- CPW Elec Ltd
CPW Elec Ltd
- Company number
- NI724900
- Incorporated
- 23 Dec 20241 year trading
- Registered office
- 148 the Old Fort, Strathfoyle, Derry, BT47 6SS
- Nature of business
- Construction of other civil engineering projects n.e.c.
CPW Elec Ltd is a 1-year-old private limited company registered in Derry, company number NI724900, one of 13 civil engineering contractors in Derry. Its next accounts are due at Companies House on 23 December 2026, and its first CT600 is due at HMRC on 22 December 2026.
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 CPW Elec Ltd is registered
The registered office is in Derry (BT47), in the Derry City and Strabane local authority area, Northern Ireland. Show BT47 6SS on a map.
Other trade companies in BT47
- RNK Contracts LimitedGroundworks and demolition
- Den Electrical LtdElectricians
- 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
What happens if CPW Elec 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 23 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 24 Dec 2026 to 23 Jan 2027 | £150 |
| 1 to 3 months late | 24 Jan 2027 to 23 Mar 2027 | £375 |
| 3 to 6 months late | 24 Mar 2027 to 23 Jun 2027 | £750 |
| More than 6 months late | From 24 Jun 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
- NI724900
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 23 December 2024 (1 year ago)
- Registered office
- 148 the Old Fort, Strathfoyle, Derry, BT47 6SS
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 31 December (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 5 January 2026
Filing notes for civil engineering contractors
Civil engineering contractors usually carry plant and machinery, so capital allowances (the annual investment allowance and the main pool) do much of the work in the corporation tax computation.
Similar companies in Derry
Other active civil engineering contractors registered in Derry.
- D.S.S Plant Contracts Ltd2026
- DB Utility Services Ltd2022
- Energy Maintenance Engineering Services Ltd2016
- Fmac Construction Limited2017
- Glenside Engineering Limited2013
- Hetherington Plant Sales NI Ltd2025
- Jar Construction Limited2006
- MCK Utilities Limited2020
All civil engineering contractors in Derry · All trades in Derry · Civil engineering across the UK
Frequently asked questions
When are CPW Elec Ltd's accounts due?
CPW Elec Ltd's next accounts are due at Companies House by 23 December 2026 (in 71 days), covering the period to 31 December 2025.
When is CPW Elec 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 22 December 2025, due by 22 December 2026, and one for the period to 31 December 2025, due by 31 December 2026. Corporation tax is payable 9 months and 1 day after the end of each.
Is CPW Elec Ltd still trading?
CPW Elec 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 CPW Elec Ltd do?
CPW Elec Ltd is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is CPW Elec Ltd?
CPW Elec Ltd was incorporated on 23 December 2024, 1 year ago.
What is the penalty if CPW Elec 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 CPW Elec 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.