- Companies
- Electricians
- Merthyr Tydfil
- C.Mak Electrical Limited
C.Mak Electrical Limited
- Company number
- 11406040
- Incorporated
- 8 Jun 20188 years trading
- Registered office
- 36 Vernon Close, Merthyr Tydfil, CF47 0HY
- Nature of business
- Electrical installation
C.Mak Electrical Limited is a 8-year-old private limited company registered in Merthyr Tydfil, company number 11406040, one of 37 electrical contractors in Merthyr Tydfil. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 £377 (-2.9%) on the year before, to £13K.
- Net assets rose in 2 of 6 year-on-year comparisons on record.
- Current assets of £14K against £9,661 owed within a year: 1.4 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 7 years, 2019 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £13K | £14K | £9,661 | 1 | |
| 31 Mar 2024 | £13K | £4,423 | £2,087 | 1 | |
| 30 Jun 2023 | £1 | £1 | |||
| 30 Jun 2022 | £1 | £1 | |||
| 30 Jun 2021 | £4,602 | £15K | £10K | 1 | |
| 30 Jun 2020 | £7,046 | £14K | £6,678 | 1 | |
| 30 Jun 2019 | £3,594 | £7,828 | £4,234 |
Where C.Mak Electrical Limited is registered
The registered office is in Merthyr Tydfil (CF47), in the Merthyr Tydfil local authority area, Wales. Show CF47 0HY on a map.
Other trade companies in CF47
- Rji Services LtdMechanics and garages
- R&P Motor Services LtdMechanics and garages
- Grain and Groove Carpentry LtdJoiners and carpenters
- Nextnest Properties LimitedProperty developers
- Frontier Power Solutions LtdElectricians
- Jude Developments LtdProperty developers
- Taff Group Property Services LtdPainters and decorators
- Anew Energy LimitedPlumbers and heating engineers
What happens if C.Mak Electrical 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 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 11406040
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 8 June 2018 (8 years ago)
- Registered office
- 36 Vernon Close, Merthyr Tydfil, CF47 0HY
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 24 April 2026
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 Merthyr Tydfil
Other active electrical contractors registered in Merthyr Tydfil.
- Cleaver Limited2014
- Danny Electrical Services Limited2018
- Ec-Ec Fiber Ltd2023
- Ecas Systems Limited2004
- Efs Systems (UK) Ltd2012
- Excelsior Electrical Engineering Ltd2024
- Flow Electrical Services (South Wales) Limited2025
- Frontier Power Solutions Ltd2026
All electrical contractors in Merthyr Tydfil · All trades in Merthyr Tydfil · Electricians across the UK
Frequently asked questions
When are C.Mak Electrical Limited's accounts due?
C.Mak Electrical Limited's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is C.Mak Electrical Limited's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is C.Mak Electrical Limited still trading?
C.Mak Electrical 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 C.Mak Electrical Limited do?
C.Mak Electrical Limited is registered under Electrical installation (SIC 43210).
How old is C.Mak Electrical Limited?
C.Mak Electrical Limited was incorporated on 8 June 2018, 8 years ago.
What is the penalty if C.Mak Electrical 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 C.Mak Electrical 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.