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- McDowell Electrical Services Ltd
Company profile · Electricians
McDowell Electrical Services Ltd
McDowell Electrical Services Ltd is a 10-year-old private limited company registered in Belfast, company number NI641225, one of 126 electrical contractors in Belfast. Its next accounts are due at Companies House on 31 October 2026, and its first CT600 is due at HMRC on 31 October 2026.
Key dates
Worked out from the year end and filing history on the Companies House register.
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McDowell Electrical Services Ltd over the years
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 down £46K (-43.7%) on the year before, to £60K.
- Net assets rose in 5 of 7 year-on-year comparisons on record.
- Current assets of £388K against £376K owed within a year: 1.0 times cover.
- 13 employees on average, down from 16 the year before.
- Balance sheets on record for 8 years, 2017 to 2024.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Oct 2024 | £60K | £83K | £388K | £376K | 13 |
| 31 Oct 2023 | £106K | £34K | £323K | £234K | 16 |
| 31 Oct 2022 | £76K | £67K | £312K | £272K | 13 |
| 31 Oct 2021 | £60K | £210K | £149K | 5 | |
| 31 Oct 2020 | £30K | £38K | £135K | £131K | 4 |
| 31 Oct 2019 | £447 | £8,108 | £24K | £32K | 1 |
| 31 Oct 2018 | £3,315 | -£3,144 | £6,459 | ||
| 31 Oct 2017 | -£74 | £2,921 | £2,995 |
Where McDowell Electrical Services Ltd is registered
The registered office is in Belfast (BT3), in the Belfast local authority area, Northern Ireland. Show BT3 9JA on a map.
Other trade companies in BT3
- Lagan Ground Engineering LimitedSpecialist contractors
- Glenavy Site LtdProperty developers
- Rosemount Homes (101) LimitedProperty developers
- Rosemount Homes (102) LimitedProperty developers
- Lagan Specialist International LimitedCivil engineering
- Lagan Agl LimitedElectricians
- Clyde Furnishing Belfast LtdJoiners and carpenters
- H&J Martin Fit Out LimitedProperty developers
What happens if McDowell 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 31 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2026 to 30 Nov 2026 | £150 |
| 1 to 3 months late | 1 Dec 2026 to 31 Jan 2027 | £375 |
| 3 to 6 months late | 1 Feb 2027 to 30 Apr 2027 | £750 |
| More than 6 months late | From 1 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- NI641225
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 4 October 2016 (10 years ago)
- Registered office
- Ground Floor Office, Unit A, Loughside Industrial Park, Dargan Crescent, Belfast, BT3 9JA
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 31 October (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 October 2024
- Last confirmation statement
- 3 October 2025
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 Belfast
Other active electrical contractors registered in Belfast.
- McQuaid Electrical Contractors Limited2026
- MK Fire & Security Systems Ltd2025
- MMG Electrical Services Ltd2025
- MNH Electrical Ltd2025
- Moonshadow Limited2016
- Mourne Electrix Ltd2025
- N.Brown Electrical Ltd2021
- N.I. Solar Roofs Limited2012
All electrical contractors in Belfast · All trades in Belfast · Electricians across the UK
Frequently asked questions
When are McDowell Electrical Services Ltd's accounts due?
McDowell Electrical Services Ltd's next accounts are due at Companies House by 31 October 2026 (in 19 days), covering the period to 31 January 2026.
When is McDowell 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 31 October 2025, due by 31 October 2026, and one for the period to 31 January 2026, due by 31 January 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is McDowell Electrical Services Ltd still trading?
McDowell 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 McDowell Electrical Services Ltd do?
McDowell Electrical Services Ltd is registered under Electrical installation (SIC 43210).
How old is McDowell Electrical Services Ltd?
McDowell Electrical Services Ltd was incorporated on 4 October 2016, 10 years ago.
What is the penalty if McDowell 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 McDowell 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.