Company profile · Property developers
S18 Ltd
S18 Ltd is a 6-year-old private limited company registered in Heckmondwike, company number 12302144, one of 9 property development companies in Heckmondwike. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 December 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 31 December 2025, as filed at Companies House.
S18 Ltd over the years
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 £49K (-100%) on the year before, to £20.
- Net assets rose in 2 of 5 year-on-year comparisons on record.
- 3 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 |
|---|---|---|---|---|---|
| 31 Dec 2025 | £20 | £0 | £112K | 3 | |
| 31 Dec 2024 | £49K | -£10K | £53K | 3 | |
| 31 Dec 2023 | £109K | £3,610 | £39K | 0 | |
| 31 Dec 2022 | £133K | £4,082 | £16K | 0 | |
| 31 Dec 2021 | £96K | £84K | £84K | £54K | 1 |
| 31 Dec 2020 | £90K | £613 | 1 |
Where S18 Ltd is registered
The registered office is in Heckmondwike (WF16), in the Kirklees local authority area, Yorkshire and The Humber. Show WF16 0HD on a map.
Other trade companies in WF16
- T. Perks Groundworks & Tarmac Surfacing LtdCivil engineering
- Horval LtdPainters and decorators
- Overboost Engineering LimitedMechanics and garages
- BFB Birstall LimitedProperty developers
- SSH Services LtdBuilders
- Heckmondwike MOT Garage LtdMechanics and garages
- One Stop Motors Heckmondwike LtdMotor traders
- RFR Developments LtdProperty developers
What happens if S18 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 30 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2027 to 31 Oct 2027 | £150 |
| 1 to 3 months late | 1 Nov 2027 to 31 Dec 2027 | £375 |
| 3 to 6 months late | 1 Jan 2028 to 31 Mar 2028 | £750 |
| More than 6 months late | From 1 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 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
- 12302144
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 November 2019 (6 years ago)
- Registered office
- 20 Regent Street, Heckmondwike, West Yorkshire, WF16 0HD
- Nature of business
- Development of building projects (SIC 41100)
Buying and selling of own real estate (SIC 68100)
Other letting and operating of own or leased real estate (SIC 68209)
Other service activities n.e.c. (SIC 96090) - Year end
- 31 December (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 26 September 2025
Filing notes for property development companies
Many property development companies are single-project vehicles. Stock of land and buildings sits on the balance sheet as work in progress until sale, and a company that has finished its project may become dormant rather than close.
Similar companies in Heckmondwike
Other active property development companies registered in Heckmondwike.
- Solotrim Limited1977
- As Development Services Ltd2022
- BFB Birstall Limited2026
- Boldhara Ltd2025
- Fourpoint Construction Ltd2025
- Hillfern Development Ltd2024
- Jackmar Icf Build Ltd2013
- RFR Developments Ltd2026
All property development companies in Heckmondwike · All trades in Heckmondwike · Property developers across the UK
Frequently asked questions
When are S18 Ltd's accounts due?
S18 Ltd's next accounts are due at Companies House by 30 September 2027 (in 353 days), covering the period to 31 December 2026.
When is S18 Ltd's CT600 due?
The CT600 for the period to 31 December 2026 is due at HMRC by 31 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is S18 Ltd still trading?
S18 Ltd is listed as active on the Companies House register (checked 12 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 S18 Ltd do?
S18 Ltd is registered under Development of building projects (SIC 41100); Buying and selling of own real estate (SIC 68100); Other letting and operating of own or leased real estate (SIC 68209); Other service activities n.e.c. (SIC 96090).
How old is S18 Ltd?
S18 Ltd was incorporated on 6 November 2019, 6 years ago.
What is the penalty if S18 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 S18 Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 12 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.