- Companies
- Civil engineering
- Cardiff
- Canton Construction Limited
Canton Construction Limited
- Company number
- 03970225
- Incorporated
- 11 Apr 200026 years trading
- Registered office
- Radnor House Greenwood Close, Cardiff Gate Business Park, Cardiff, CF23 8AA
- Nature of business
- Construction of other civil engineering projects n.e.c.; Other holiday and other collective accommodation
Canton Construction Limited is a 26-year-old private limited company registered in Cardiff, company number 03970225, one of 89 civil engineering contractors in Cardiff. Its next accounts are due at Companies House on 31 March 2027, and the CT600 for the period to 30 June 2026 is due at HMRC on 30 June 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 £126K (-16.9%) on the year before, to £619K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £357K against £134K owed within a year: 2.7 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- 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 |
|---|---|---|---|---|---|
| 30 Jun 2025 | £619K | £357K | £134K | 0 | |
| 30 Jun 2024 | £745K | £303K | £80K | 0 | |
| 30 Jun 2023 | £756K | £216K | £237K | £8,908 | 0 |
| 30 Jun 2022 | £750K | £230K | £236K | £13K | 0 |
| 30 Jun 2021 | £719K | £157K | £166K | £14K | 0 |
| 30 Jun 2020 | £712K | £330K | £341K | £31K | 0 |
| 30 Jun 2019 | £708K | £258K | £336K | £29K | |
| 30 Jun 2018 | £706K | £263K | £337K | £35K | |
| 30 Jun 2017 | £872K | £302K | £520K | £51K | |
| 30 Jun 2016 | £924K | £594K | £930K | £22K | 1 |
Who runs and owns Canton Construction Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (3)
| Name | Role | Appointed |
|---|---|---|
| A*** T*** | Director | Apr 2000 |
| H*** M*** | Director | Jun 2023 |
| A*** T*** | Secretary | Apr 2000 |
5 former officers
| Name | Role | Appointed | Left |
|---|---|---|---|
| Swift Incorporations Limited | Corporate Nominee Secretary | Apr 2000 | Apr 2000 |
| D*** E*** | Director | Mar 2005 | Jul 2007 |
| B*** E*** | Director | Apr 2000 | Jun 2007 |
| R*** J*** | Director | Mar 2008 | Sep 2010 |
| G*** S*** | Director | Oct 2005 | Apr 2007 |
Person with significant control
Charges (secured borrowing)
All 1 registered charge has been satisfied. A charge is security a lender takes over a company's assets, typically for a loan, mortgage or asset finance.
| Lender | Status | Registered |
|---|---|---|
| HSBC Private Bank (UK) Limited | Satisfied Apr 2015 | Nov 2006 |
Where Canton Construction Limited is registered
The registered office is in Cardiff (CF23), in the Cardiff local authority area, Wales. Show CF23 8AA on a map.
Other trade companies in CF23
- Ellisp LtdSpecialist contractors
- J & J Grounds & Buildings Maintenance LtdLandscapers and gardeners
- Halo Mobile Specialists LtdMechanics and garages
- 1ST Choice Accident Repair Centre (Yeovil) LtdMechanics and garages
- Wide Transport LtdMotor traders
- Ace Windscreens LtdMechanics and garages
- Lex Roofing Solutions LtdRoofers
- Taxissories LtdMotor traders
Also registered at this address
8 other companies use the same registered office as Canton Construction Limited.
- B & W Electrical (South Wales) LimitedElectricians
- Barry Rubbish Removals LimitedRepair services
- C&M Site Services Ltd.Electricians
- C&M Specialist Installations LimitedElectricians
- G Rose Marine LtdMachinery repair and installation
- Glyn Dulais Developments LimitedProperty developers
- LVT Cardiff LtdFloor and wall tilers
- Roath Housing Company LimitedProperty developers
What happens if Canton Construction 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 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Apr 2027 to 30 Apr 2027 | £150 |
| 1 to 3 months late | 1 May 2027 to 30 Jun 2027 | £375 |
| 3 to 6 months late | 1 Jul 2027 to 30 Sep 2027 | £750 |
| More than 6 months late | From 1 Oct 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2027 | £200 |
| 3 months late | 30 Sep 2027 | another £200 |
| 6 months late | 30 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 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
- 03970225
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 11 April 2000 (26 years ago)
- Registered office
- Radnor House Greenwood Close, Cardiff Gate Business Park, Cardiff, CF23 8AA
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
Other holiday and other collective accommodation (SIC 55209) - Year end
- 30 June (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 June 2025
- Last confirmation statement
- 5 April 2026
- Charges (mortgages)
- 0 outstanding of 1 registered
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.
- Cohan and Austovaar Ltd2026
- Cohen Utilities Limited2025
- Collier Creations & Civils Limited2025
- Connex Network Management Ltd2024
- CP Rail Track Land Limited2018
- CPC Services (Cardiff) Limited2026
- D. Herbert (Builders) Limited1956
- Dajf Rail Ltd2017
All civil engineering contractors in Cardiff · All trades in Cardiff · Civil engineering across the UK
Frequently asked questions
When are Canton Construction Limited's accounts due?
Canton Construction Limited's next accounts are due at Companies House by 31 March 2027 (in 170 days), covering the period to 30 June 2026.
When is Canton Construction Limited's CT600 due?
The CT600 for the period to 30 June 2026 is due at HMRC by 30 June 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 April 2027.
Is Canton Construction Limited still trading?
Canton Construction 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 Canton Construction Limited do?
Canton Construction Limited is registered under Construction of other civil engineering projects n.e.c. (SIC 42990); Other holiday and other collective accommodation (SIC 55209).
How old is Canton Construction Limited?
Canton Construction Limited was incorporated on 11 April 2000, 26 years ago.
Who runs Canton Construction Limited?
Canton Construction Limited has 2 active directors, the longest-serving appointed in Apr 2000. Their names and service addresses are on the Companies House register.
Who owns Canton Construction Limited?
One person or company has significant control of Canton Construction Limited: an individual (owns 75% or more of the shares).
What is the penalty if Canton Construction 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 Canton Construction 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.