- Companies
- Civil engineering
- Holyhead
- Gardner Powerline Maintenance Limited
Gardner Powerline Maintenance Limited
- Company number
- 14191315
- Incorporated
- 23 Jun 20224 years trading
- Registered office
- Tyn Ffordd Elim, Llanddeusant, Holyhead, LL65 4AH
- Nature of business
- Construction of utility projects for electricity and telecommunications
Gardner Powerline Maintenance Limited is a 4-year-old private limited company registered in Holyhead, company number 14191315, one of 6 civil engineering contractors in Holyhead. Its next accounts are due at Companies House on 31 March 2028, and the CT600 for the period to 30 June 2027 is due at HMRC on 30 June 2028.
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 up £118K (+27.3%) on the year before, to £550K.
- Net assets rose in 3 of 3 year-on-year comparisons on record.
- Current assets of £560K against £139K owed within a year: 4.0 times cover.
- 8 employees on average, up from 4 the year before.
- Balance sheets on record for 4 years, 2023 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Jun 2026 | £550K | £439K | £560K | £139K | 8 |
| 30 Jun 2025 | £432K | £86K | £409K | £157K | 4 |
| 30 Jun 2024 | £368K | £96K | £254K | £37K | 0 |
| 30 Jun 2023 | £215K | £16K | £191K | £96K | 0 |
Where Gardner Powerline Maintenance Limited is registered
The registered office is in Holyhead (LL65), in the Isle of Anglesey local authority area, Wales. Show LL65 4AH on a map.
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What happens if Gardner Powerline Maintenance 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 March 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Apr 2028 to 30 Apr 2028 | £150 |
| 1 to 3 months late | 1 May 2028 to 30 Jun 2028 | £375 |
| 3 to 6 months late | 1 Jul 2028 to 30 Sep 2028 | £750 |
| More than 6 months late | From 1 Oct 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2028 | £200 |
| 3 months late | 30 Sep 2028 | another £200 |
| 6 months late | 30 Dec 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 2029 | 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
- 14191315
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 23 June 2022 (4 years ago)
- Registered office
- Tyn Ffordd Elim, Llanddeusant, Holyhead, LL65 4AH
- Nature of business
- Construction of utility projects for electricity and telecommunications (SIC 42220)
- Year end
- 30 June (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 June 2026
- Last confirmation statement
- 17 February 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 Holyhead
Other active civil engineering contractors registered in Holyhead.
- Mon Civils Limited2023
- NJM Engineering Surveyors Ltd2025
- True North Surveying Ltd2022
- Adeiladwyr Mon Cyf2015
- Awh Plant Limited2024
All civil engineering contractors in Holyhead · All trades in Holyhead · Civil engineering across the UK
Frequently asked questions
When are Gardner Powerline Maintenance Limited's accounts due?
Gardner Powerline Maintenance Limited's next accounts are due at Companies House by 31 March 2028 (in 535 days), covering the period to 30 June 2027.
When is Gardner Powerline Maintenance Limited's CT600 due?
The CT600 for the period to 30 June 2027 is due at HMRC by 30 June 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 April 2028.
Is Gardner Powerline Maintenance Limited still trading?
Gardner Powerline Maintenance 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 Gardner Powerline Maintenance Limited do?
Gardner Powerline Maintenance Limited is registered under Construction of utility projects for electricity and telecommunications (SIC 42220).
How old is Gardner Powerline Maintenance Limited?
Gardner Powerline Maintenance Limited was incorporated on 23 June 2022, 4 years ago.
What is the penalty if Gardner Powerline Maintenance 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 Gardner Powerline Maintenance 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.