- Companies
- Civil engineering
- Watford
- SF Stefan Civil Ltd
SF Stefan Civil Ltd
- Company number
- 12057370
- Incorporated
- 18 Jun 20197 years trading
- Registered office
- 23 Marlborough Road, Watford, WD18 0QD
- Nature of business
- Construction of other civil engineering projects n.e.c.
SF Stefan Civil Ltd is a 7-year-old private limited company registered in Watford, company number 12057370, one of 77 civil engineering contractors in Watford. 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 up £27K (+35.7%) on the year before, to £103K.
- Net assets rose in 4 of 5 year-on-year comparisons on record.
- Current assets of £174K against £55K owed within a year: 3.2 times cover.
- 2 employees 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 Jun 2025 | £103K | £174K | £55K | 2 | |
| 30 Jun 2024 | £76K | £191K | £101K | 2 | |
| 30 Jun 2023 | £57K | £208K | £123K | 1 | |
| 30 Jun 2022 | £18K | £111K | £53K | 2 | |
| 30 Jun 2021 | £886 | £52K | £164K | £105K | 4 |
| 30 Jun 2020 | £43K | £270K | £400K | £307K | 2 |
Where SF Stefan Civil Ltd is registered
The registered office is in Watford (WD18), in the Watford local authority area, East of England. Show WD18 0QD on a map.
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What happens if SF Stefan Civil 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 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
- 12057370
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 18 June 2019 (7 years ago)
- Registered office
- 23 Marlborough Road, Watford, WD18 0QD
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 30 June (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 June 2025
- Last confirmation statement
- 17 June 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 Watford
Other active civil engineering contractors registered in Watford.
- Shaw Civil Works Ltd2026
- Speed Cabling Ltd2019
- Starav Site Engineering Ltd2015
- Startwith3D Ltd2022
- Structech Engineering Ltd2025
- TC Railform Ltd2025
- Thunder Electrical Services Ltd2016
- Tilemotor Limited2000
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Frequently asked questions
When are SF Stefan Civil Ltd's accounts due?
SF Stefan Civil Ltd's next accounts are due at Companies House by 31 March 2027 (in 169 days), covering the period to 30 June 2026.
When is SF Stefan Civil Ltd'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 SF Stefan Civil Ltd still trading?
SF Stefan Civil 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 SF Stefan Civil Ltd do?
SF Stefan Civil Ltd is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is SF Stefan Civil Ltd?
SF Stefan Civil Ltd was incorporated on 18 June 2019, 7 years ago.
What is the penalty if SF Stefan Civil 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 SF Stefan Civil 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.