- Companies
- Joiners and carpenters
- St Helens
- Sisco Construction Ltd
Sisco Construction Ltd
- Company number
- 12393977
- Incorporated
- 9 Jan 20206 years trading
- Registered office
- 6 Broadway, Eccleston, St Helens, WA10 5DE
- Nature of business
- Joinery installation; Roofing activities
Sisco Construction Ltd is a 6-year-old private limited company registered in St Helens, company number 12393977, one of 22 joinery companies in St Helens. Its next accounts are due at Companies House on 31 October 2026, and the CT600 for the period to 31 January 2026 is due at HMRC on 31 January 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 up £5,937 (+473.1%) on the year before, to £7,192.
- Net assets rose in 1 of 4 year-on-year comparisons on record.
- Current assets of £35K against £41K owed within a year: 0.9 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 5 years, 2021 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2025 | £7,192 | £28K | £35K | £41K | 1 |
| 31 Jan 2024 | £1,255 | £22K | £28K | £44K | 1 |
| 31 Jan 2023 | £1,315 | £8,035 | £16K | £38K | 1 |
| 31 Jan 2022 | £15K | £23K | £32K | £20K | 1 |
| 31 Jan 2021 | £17K | £25K | £31K | £16K | 1 |
Where Sisco Construction Ltd is registered
The registered office is in St Helens (WA10), in the St. Helens local authority area, North West. Show WA10 5DE on a map.
Other trade companies in WA10
- BNB Trade LimitedMotor traders
- Hatton’S Utilities LtdCivil engineering
- Ste Leatherbarrow Building and Roofing LtdBuilders
- Maqur Services LtdBuilders
- Speakman Chilled-Worx LtdMachinery repair and installation
- JM Technical LtdMachinery repair and installation
- P.W.Fencing LtdProperty developers
- Subsea Cable Solutions LimitedInstallers
What happens if Sisco 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 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2026 to 30 Nov 2026 | £150 |
| 1 to 3 months late | 1 Dec 2026 to 31 Jan 2027 | £375 |
| 3 to 6 months late | 1 Feb 2027 to 30 Apr 2027 | £750 |
| More than 6 months late | From 1 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 12393977
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 9 January 2020 (6 years ago)
- Registered office
- 6 Broadway, Eccleston, St Helens, WA10 5DE
- Nature of business
- Joinery installation (SIC 43320)
Roofing activities (SIC 43910) - Year end
- 31 January (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 31 January 2025
- Last confirmation statement
- 8 January 2026
Filing notes for joinery companies
Joinery companies can carry stock and work in progress at the year end, especially bespoke workshop work, and that figure moves the profit for the year.
Similar companies in St Helens
Other active joinery companies registered in St Helens.
- Stone Design (NW) Ltd2024
- Studio Wood Interiors Ltd2025
- TSG Joinery Ltd2025
- Alpha Campers Limited2025
- Craig Slinn Ltd2025
- CTR Joinery Limited2014
- Davestyle Ltd2024
- F. Chadwick Joinery Limited2002
All joinery companies in St Helens · All trades in St Helens · Joiners and carpenters across the UK
Frequently asked questions
When are Sisco Construction Ltd's accounts due?
Sisco Construction Ltd's next accounts are due at Companies House by 31 October 2026 (in 19 days), covering the period to 31 January 2026.
When is Sisco Construction Ltd's CT600 due?
The CT600 for the period to 31 January 2026 is due at HMRC by 31 January 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2026.
Is Sisco Construction Ltd still trading?
Sisco 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 Sisco Construction Ltd do?
Sisco Construction Ltd is registered under Joinery installation (SIC 43320); Roofing activities (SIC 43910).
How old is Sisco Construction Ltd?
Sisco Construction Ltd was incorporated on 9 January 2020, 6 years ago.
What is the penalty if Sisco 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 Sisco 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.