- Companies
- Electricians
- Denbigh
- Top Mark Electrics Ltd
Top Mark Electrics Ltd
- Company number
- 10197804
- Incorporated
- 25 May 201610 years trading
- Registered office
- Hafod Dafydd Y Mynydd, Llansannan, Denbigh, Conwy, LL16 5NS
- Nature of business
- Electrical installation
Top Mark Electrics Ltd is a 10-year-old private limited company registered in Denbigh, company number 10197804, one of 11 electrical contractors in Denbigh. Its next accounts are due at Companies House on 28 February 2027, and the CT600 for the period to 31 May 2026 is due at HMRC on 31 May 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 £8,928 (-89.1%) on the year before, to £1,090.
- Net assets rose in 3 of 8 year-on-year comparisons on record.
- Current assets of £28K against £32K owed within a year: 0.9 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 9 years, 2017 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 May 2025 | £1,090 | £28K | £32K | 0 | |
| 31 May 2024 | £10K | £34K | £28K | 2 | |
| 31 May 2023 | -£482 | £19K | £16K | 2 | |
| 31 May 2022 | -£8,723 | £16K | £19K | 2 | |
| 31 May 2021 | -£7,434 | £19K | £20K | 3 | |
| 31 May 2020 | £806 | £27K | £20K | 1 | |
| 31 May 2019 | £13K | £30K | £21K | ||
| 31 May 2018 | £17K | £4,791 | £24K | £11K | |
| 31 May 2017 | £13K | £3,063 | £16K | £9,654 | 1 |
Where Top Mark Electrics Ltd is registered
The registered office is in Denbigh (LL16), in the Conwy local authority area, Wales. Show LL16 5NS on a map.
Other trade companies in LL16
- GGS Heating Services LimitedPlumbers and heating engineers
- The Jetwash Doctor LtdMechanics and garages
- TTR Recoverys LtdMechanics and garages
- L J Watkins (N Wales) LimitedMotor traders
- Mech North Wales LimitedPlumbers and heating engineers
- Davies Offshore Fibre LtdCivil engineering
- Aberwaen Landscape Consultancy LimitedLandscapers and gardeners
- Kleenology LimitedCleaning companies
What happens if Top Mark Electrics 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 28 February 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2027 to 31 Mar 2027 | £150 |
| 1 to 3 months late | 1 Apr 2027 to 31 May 2027 | £375 |
| 3 to 6 months late | 1 Jun 2027 to 31 Aug 2027 | £750 |
| More than 6 months late | From 1 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2027 | £200 |
| 3 months late | 31 Aug 2027 | another £200 |
| 6 months late | 30 Nov 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- 10197804
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 25 May 2016 (10 years ago)
- Registered office
- Hafod Dafydd Y Mynydd, Llansannan, Denbigh, Conwy, LL16 5NS
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 31 May (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 May 2025
- Last confirmation statement
- 22 November 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 Denbigh
Other active electrical contractors registered in Denbigh.
- Willsky Ltd2024
- Ylc UK Limited2012
- Aerials-NW Ltd2026
- C J Electrics (North Wales) Ltd2008
- E G Morris Electrical Limited2013
- G Royles and Son Electrical Contractors Ltd2025
- JG Trades Ltd2025
- Martin Leeds Electrical Services Ltd2010
All electrical contractors in Denbigh · All trades in Denbigh · Electricians across the UK
Frequently asked questions
When are Top Mark Electrics Ltd's accounts due?
Top Mark Electrics Ltd's next accounts are due at Companies House by 28 February 2027 (in 139 days), covering the period to 31 May 2026.
When is Top Mark Electrics Ltd's CT600 due?
The CT600 for the period to 31 May 2026 is due at HMRC by 31 May 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2027.
Is Top Mark Electrics Ltd still trading?
Top Mark Electrics 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 Top Mark Electrics Ltd do?
Top Mark Electrics Ltd is registered under Electrical installation (SIC 43210).
How old is Top Mark Electrics Ltd?
Top Mark Electrics Ltd was incorporated on 25 May 2016, 10 years ago.
What is the penalty if Top Mark Electrics 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 Top Mark Electrics 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.