- Companies
- Electricians
- Tonagh Electrics Limited
Tonagh Electrics Limited
- Company number
- NI027347
- Incorporated
- 23 Mar 199333 years trading
- Registered office
- 2 Tonagh Heights, Draperstown, Co. Londonderry, BT45 7DD
- Nature of business
- Electrical installation
Tonagh Electrics Limited is a 33-year-old private limited company registered in Co. Londonderry, company number NI027347, one of the UK's electrical contractors. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Finances
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 £54K (-6.4%) on the year before, to £793K.
- Net assets rose in 3 of 7 year-on-year comparisons on record.
- Current assets of £502K against £37K owed within a year: more than 10 times cover.
- 7 employees on average during the year.
- Balance sheets on record for 9 years, 2014 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Nov 2025 | £793K | £502K | £37K | 7 | |
| 30 Nov 2024 | £846K | £450K | £43K | 7 | |
| 30 Nov 2023 | £819K | £450K | £68K | 7 | |
| 30 Nov 2022 | £811K | £447K | £53K | 6 | |
| 30 Nov 2021 | £712K | £436K | £227K | 7 | |
| 30 Nov 2020 | £820K | £507K | £225K | 7 | |
| 30 Nov 2016 | £1.3M | £433K | £643K | £182K | |
| 30 Nov 2015 | £1.4M | £430K | £609K | £156K | |
| 30 Nov 2014 | £1.6M | £513K | £696K | £115K |
Where Tonagh Electrics Limited is registered
The registered office is in Co. Londonderry (BT45), in the Mid Ulster local authority area, Northern Ireland. Show BT45 7DD on a map.
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What happens if Tonagh Electrics Limited 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 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- NI027347
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 23 March 1993 (33 years ago)
- Registered office
- 2 Tonagh Heights, Draperstown, Co. Londonderry, BT45 7DD
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 27 May 2026
- Charges (mortgages)
- 1 outstanding of 1 registered
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
Other active electrical contractors.
Frequently asked questions
When are Tonagh Electrics Limited's accounts due?
Tonagh Electrics Limited's next accounts are due at Companies House by 31 August 2027 (in 322 days), covering the period to 30 November 2026.
When is Tonagh Electrics Limited's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is Tonagh Electrics Limited still trading?
Tonagh Electrics Limited 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 Tonagh Electrics Limited do?
Tonagh Electrics Limited is registered under Electrical installation (SIC 43210).
How old is Tonagh Electrics Limited?
Tonagh Electrics Limited was incorporated on 23 March 1993, 33 years ago.
What is the penalty if Tonagh Electrics Limited 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 Tonagh Electrics Limited 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.