- Companies
- Civil engineering
- Irvine
- Acs Energy Ltd
Acs Energy Ltd
- Company number
- SC707853
- Incorporated
- 26 Aug 20215 years trading
- Registered office
- 8 Townfoot, Dreghorn, Irvine, KA11 4EG
- Nature of business
- Construction of utility projects for electricity and telecommunications
Acs Energy Ltd is a 5-year-old private limited company registered in Irvine, company number SC707853, one of 14 civil engineering contractors in Irvine. Its next accounts are due at Companies House on 31 May 2027, and the CT600 for the period to 31 August 2026 is due at HMRC on 31 August 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 £43K (-38.5%) on the year before, to £68K.
- Net assets rose in 2 of 3 year-on-year comparisons on record.
- Current assets of £155K against £86K owed within a year: 1.8 times cover.
- 1 employee on average, up from -1 the year before.
- Balance sheets on record for 4 years, 2022 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Aug 2025 | £68K | £127K | £155K | £86K | 1 |
| 31 Aug 2024 | £111K | £143K | £171K | £55K | -1 |
| 31 Aug 2023 | £106K | £165K | £53K | -3 | |
| 31 Aug 2022 | £15K | £25K | £9,795 | -3 |
Where Acs Energy Ltd is registered
The registered office is in Irvine (KA11), in the North Ayrshire local authority area, Scotland. Show KA11 4EG on a map.
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What happens if Acs Energy 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 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2027 to 30 Jun 2027 | £150 |
| 1 to 3 months late | 1 Jul 2027 to 31 Aug 2027 | £375 |
| 3 to 6 months late | 1 Sep 2027 to 30 Nov 2027 | £750 |
| More than 6 months late | From 1 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- SC707853
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 26 August 2021 (5 years ago)
- Registered office
- 8 Townfoot, Dreghorn, Irvine, KA11 4EG
- Nature of business
- Construction of utility projects for electricity and telecommunications (SIC 42220)
- Year end
- 31 August (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 3 September 2026
- Previous names
- Acs Fencing Ltd (until 15 Feb 2024)
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 Irvine
Other active civil engineering contractors registered in Irvine.
- Andrew Byers Project Controls Ltd2019
- As Access Ltd2025
- Gaeltec Utilities UK Limited2020
- Genesis Rail & Plant UK Ltd2025
- Gleci Ltd2019
- Hugh K. Gillies (Construction Engineering Services) Limited1978
- J S Groundworks & Civil Engineering Ltd2019
- JP Access & Services Ltd2025
All civil engineering contractors in Irvine · All trades in Irvine · Civil engineering across the UK
Frequently asked questions
When are Acs Energy Ltd's accounts due?
Acs Energy Ltd's next accounts are due at Companies House by 31 May 2027 (in 230 days), covering the period to 31 August 2026.
When is Acs Energy Ltd's CT600 due?
The CT600 for the period to 31 August 2026 is due at HMRC by 31 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2027.
Is Acs Energy Ltd still trading?
Acs Energy 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 Acs Energy Ltd do?
Acs Energy Ltd is registered under Construction of utility projects for electricity and telecommunications (SIC 42220).
How old is Acs Energy Ltd?
Acs Energy Ltd was incorporated on 26 August 2021, 5 years ago.
What is the penalty if Acs Energy 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 Acs Energy 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.