- Companies
- Civil engineering
- Cardiff
- Swift Utility and Civil Engineering Services Limited
Swift Utility and Civil Engineering Services Limited
- Company number
- 09258079
- Incorporated
- 10 Oct 201412 years trading
- Registered office
- 42 Harris Avenue, Rumney, Cardiff, CF3 1QE
- Nature of business
- Construction of other civil engineering projects n.e.c.
Swift Utility and Civil Engineering Services Limited is a 12-year-old private limited company registered in Cardiff, company number 09258079, one of 89 civil engineering contractors in Cardiff. 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 £9,935 (-1.8%) on the year before, to £539K.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £494K against £33K owed within a year: more than 10 times cover.
- 2 employees on average, up from -1 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 | £539K | £425K | £494K | £33K | 2 |
| 31 Mar 2024 | £549K | £478K | £527K | £65K | -1 |
| 31 Mar 2023 | £383K | £255K | £480K | £163K | -1 |
| 31 Mar 2022 | £102K | £120K | £126K | £58K | -1 |
| 31 Mar 2021 | £5,029 | £36K | £54K | 1 | |
| 31 Mar 2020 | £60K | £70K | £41K | 1 | |
| 31 Mar 2019 | £47K | £52K | £20K | 1 | |
| 31 Mar 2018 | £28K | £26K | £19K | ||
| 31 Mar 2017 | £24K | £45K | £39K | ||
| 31 Mar 2016 | £30K | £37K | £56K | £42K |
Where Swift Utility and Civil Engineering Services Limited is registered
The registered office is in Cardiff (CF3), in the Cardiff local authority area, Wales. Show CF3 1QE on a map.
Other trade companies in CF3
- Ions Trade & Projects LtdInstallers
- Fly Tech LtdMachinery repair and installation
- Dragonfly Site Services LtdSpecialist contractors
- Arc Energy Systems LtdElectricians
- Floyd’S Consultants LtdProperty developers
- Blues Mechanical LtdInstallers
- Climate Control Cardiff LtdPlumbers and heating engineers
- Campo & Co Developments LtdBuilders
What happens if Swift Utility and Civil Engineering Services 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
- 09258079
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 10 October 2014 (12 years ago)
- Registered office
- 42 Harris Avenue, Rumney, Cardiff, CF3 1QE
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 7 September 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 Cardiff
Other active civil engineering contractors registered in Cardiff.
- Tekniq Engineering Ltd2026
- Thane Cemetery Supplies Limited2006
- Thortech International Ltd2023
- To Solutions Ltd2026
- Trojan Fibre Service Ltd2023
- Trusthouse Construction Limited2001
- Ukff Solutions Ltd2005
- Velox Communications Ltd2021
All civil engineering contractors in Cardiff · All trades in Cardiff · Civil engineering across the UK
Frequently asked questions
When are Swift Utility and Civil Engineering Services Limited's accounts due?
Swift Utility and Civil Engineering Services 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 Swift Utility and Civil Engineering Services 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 Swift Utility and Civil Engineering Services Limited still trading?
Swift Utility and Civil Engineering Services 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 Swift Utility and Civil Engineering Services Limited do?
Swift Utility and Civil Engineering Services Limited is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is Swift Utility and Civil Engineering Services Limited?
Swift Utility and Civil Engineering Services Limited was incorporated on 10 October 2014, 12 years ago.
What is the penalty if Swift Utility and Civil Engineering Services 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 Swift Utility and Civil Engineering Services 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.