- Companies
- Specialist contractors
- Cuchulain Construction Ltd.
Cuchulain Construction Ltd.
- Company number
- SC257347
- Incorporated
- 9 Oct 200323 years trading
- Registered office
- 5 Hornal Road, Bothwell Park Industrial Estate, Uddingston, Glasgow, G71 7EE
- Nature of business
- Other specialised construction activities n.e.c.
Cuchulain Construction Ltd. is a 23-year-old private limited company registered in Uddingston, Glasgow, company number SC257347, one of the UK's specialist construction companies. 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 £317K (-9.9%) on the year before, to £2.9M.
- Net assets rose in 7 of 9 year-on-year comparisons on record.
- Current assets of £3.9M against £1.8M owed within a year: 2.1 times cover.
- 38 employees on average, down from 42 the year before.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £2.9M | £2.3M | £3.9M | £1.8M | 38 |
| 31 Mar 2024 | £3.2M | £2.8M | £4M | £1.5M | 42 |
| 31 Mar 2023 | £2.9M | £2.9M | £4M | £1.7M | 47 |
| 31 Mar 2022 | £2.8M | £2.4M | £3.9M | £1.6M | 51 |
| 31 Mar 2021 | £2.7M | £2.1M | £3.7M | £1.4M | 53 |
| 31 Mar 2020 | £3.4M | £1.1M | £3.9M | £1.2M | 48 |
| 31 Mar 2019 | £2.9M | £960K | £3.6M | £883K | 52 |
| 31 Mar 2018 | £2.5M | £680K | £3.4M | £1.2M | 51 |
| 31 Mar 2017 | £1.7M | £161K | £2.1M | £679K | 48 |
| 31 Mar 2016 | £1.6M | £163K | £2.1M | £773K |
Where Cuchulain Construction Ltd. is registered
The registered office is in Uddingston, Glasgow (G71), in the South Lanarkshire local authority area, Scotland. Show G71 7EE on a map.
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- Cleansweep East Kilbride LimitedLandscapers and gardeners
- Cleansweep Glasgow LimitedCleaning companies
- Easy Stay Solutions LtdCleaning companies
Also registered at this address
1 other company uses the same registered office as Cuchulain Construction Ltd..
- Cuchulain Construction (Holdings) LtdSpecialist contractors
What happens if Cuchulain Construction 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 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
- SC257347
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 9 October 2003 (23 years ago)
- Registered office
- 5 Hornal Road, Bothwell Park Industrial Estate, Uddingston, Glasgow, G71 7EE
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 9 October 2025
- Charges (mortgages)
- 0 outstanding of 2 registered
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies
Other active specialist construction companies.
Frequently asked questions
When are Cuchulain Construction Ltd.'s accounts due?
Cuchulain Construction Ltd.'s next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is Cuchulain Construction Ltd.'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 Cuchulain Construction Ltd. still trading?
Cuchulain Construction 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 Cuchulain Construction Ltd. do?
Cuchulain Construction Ltd. is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Cuchulain Construction Ltd.?
Cuchulain Construction Ltd. was incorporated on 9 October 2003, 23 years ago.
What is the penalty if Cuchulain Construction 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 Cuchulain Construction 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.