- Companies
- Civil engineering
- Perth
- J Sweeney and Sons Ltd
J Sweeney and Sons Ltd
- Company number
- SC628484
- Incorporated
- 24 Apr 20197 years trading
- Registered office
- 53 Dunkeld Road, Perth, Perth And Kinross, PH1 5RP
- Nature of business
- Construction of other civil engineering projects n.e.c.
J Sweeney and Sons Ltd is a 7-year-old private limited company registered in Perth, company number SC628484, one of 21 civil engineering contractors in Perth. Its next accounts are due at Companies House on 31 January 2027, and the CT600 for the period to 30 April 2026 is due at HMRC on 30 April 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 £34K (-25.1%) on the year before, to £102K.
- Net assets rose in 2 of 5 year-on-year comparisons on record.
- Current assets of £115K against £84K owed within a year: 1.4 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 6 years, 2020 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Apr 2025 | £102K | £115K | £84K | 1 | |
| 30 Apr 2024 | £137K | £112K | £46K | 1 | |
| 30 Apr 2023 | £4,098 | £73K | £117K | 1 | |
| 30 Apr 2022 | £8,936 | £20K | £49K | 1 | |
| 30 Apr 2021 | £4,761 | £20K | £51K | 1 | |
| 30 Apr 2020 | £13K | £6,040 | £5,303 | 1 |
Where J Sweeney and Sons Ltd is registered
The registered office is in Perth (PH1), in the Perth and Kinross local authority area, Scotland. Show PH1 5RP on a map.
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What happens if J Sweeney and Sons 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 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2027 to 28 Feb 2027 | £150 |
| 1 to 3 months late | 1 Mar 2027 to 30 Apr 2027 | £375 |
| 3 to 6 months late | 1 May 2027 to 31 Jul 2027 | £750 |
| More than 6 months late | From 1 Aug 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2027 | £200 |
| 3 months late | 30 Jul 2027 | another £200 |
| 6 months late | 30 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- SC628484
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 24 April 2019 (7 years ago)
- Registered office
- 53 Dunkeld Road, Perth, Perth And Kinross, PH1 5RP
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 30 April (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 April 2025
- Last confirmation statement
- 23 April 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 Perth
Other active civil engineering contractors registered in Perth.
- James Moffat Construction Limited2007
- K&R Roadmarkings Ltd2026
- Kelisa Construction & Civil Engineering Ltd2024
- Lob Groundworks and Landscaping Ltd2023
- M.A.M. Contracting Limited2004
- Photon Networks Ltd2022
- Pineway Contracts Perth Limited2022
- RMC Pump Services Ltd2026
All civil engineering contractors in Perth · All trades in Perth · Civil engineering across the UK
Frequently asked questions
When are J Sweeney and Sons Ltd's accounts due?
J Sweeney and Sons Ltd's next accounts are due at Companies House by 31 January 2027 (in 110 days), covering the period to 30 April 2026.
When is J Sweeney and Sons Ltd's CT600 due?
The CT600 for the period to 30 April 2026 is due at HMRC by 30 April 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2027.
Is J Sweeney and Sons Ltd still trading?
J Sweeney and Sons 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 J Sweeney and Sons Ltd do?
J Sweeney and Sons Ltd is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is J Sweeney and Sons Ltd?
J Sweeney and Sons Ltd was incorporated on 24 April 2019, 7 years ago.
What is the penalty if J Sweeney and Sons 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 J Sweeney and Sons 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.