- Company number
- 14837962
- Incorporated
- 1 May 20233 years trading
- Registered office
- 6 Crookesbroom Avenue, Hatfield, Doncaster, DN7 6JQ
- Nature of business
- Construction of domestic buildings
KS Groundworks South Yorkshire Limited is a 3-year-old private limited company registered in Doncaster, company number 14837962, one of 306 building contractors in Doncaster. Its next accounts are due at Companies House on 28 February 2027, and the CT600 for the period to 31 May 2026 is due at HMRC on 31 May 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 £1,374 (-14.7%) on the year before, to £7,953.
- 1 employee on average during the year.
- Balance sheets on record for 2 years, 2024 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 May 2025 | £7,953 | £300 | 1 | ||
| 31 May 2024 | £9,327 | £300 | £200 | 1 |
Who runs and owns KS Groundworks South Yorkshire Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (2)
| Name | Role | Appointed |
|---|---|---|
| Z*** F*** | Director | May 2023 |
| K*** S*** | Director | May 2023 |
People with significant control (2)
Where KS Groundworks South Yorkshire Limited is registered
The registered office is in Doncaster (DN7), in the Doncaster local authority area, Yorkshire and The Humber. Show DN7 6JQ on a map.
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What happens if KS Groundworks South Yorkshire 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 28 February 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2027 to 31 Mar 2027 | £150 |
| 1 to 3 months late | 1 Apr 2027 to 31 May 2027 | £375 |
| 3 to 6 months late | 1 Jun 2027 to 31 Aug 2027 | £750 |
| More than 6 months late | From 1 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2027 | £200 |
| 3 months late | 31 Aug 2027 | another £200 |
| 6 months late | 30 Nov 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- 14837962
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 1 May 2023 (3 years ago)
- Registered office
- 6 Crookesbroom Avenue, Hatfield, Doncaster, DN7 6JQ
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 May (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 May 2025
- Last confirmation statement
- 30 April 2026
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Doncaster
Other active building contractors registered in Doncaster.
- L + P Mullen Construction Limited2019
- L&S Clivils Ltd Ltd2025
- L.V.C. Contractors Limited2022
- Lakeside Doncaster Limited2022
- Land Group Holdings Limited2013
- Lime Pay Solutions Ltd2025
- Lindsay Barber & Co Limited2003
- LS Processing Ltd2024
All building contractors in Doncaster · All trades in Doncaster · Builders across the UK
Frequently asked questions
When are KS Groundworks South Yorkshire Limited's accounts due?
KS Groundworks South Yorkshire Limited's next accounts are due at Companies House by 28 February 2027 (in 137 days), covering the period to 31 May 2026.
When is KS Groundworks South Yorkshire Limited's CT600 due?
The CT600 for the period to 31 May 2026 is due at HMRC by 31 May 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2027.
Is KS Groundworks South Yorkshire Limited still trading?
KS Groundworks South Yorkshire 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 KS Groundworks South Yorkshire Limited do?
KS Groundworks South Yorkshire Limited is registered under Construction of domestic buildings (SIC 41202).
How old is KS Groundworks South Yorkshire Limited?
KS Groundworks South Yorkshire Limited was incorporated on 1 May 2023, 3 years ago.
Who runs KS Groundworks South Yorkshire Limited?
KS Groundworks South Yorkshire Limited has 2 active directors, the longest-serving appointed in May 2023. Their names and service addresses are on the Companies House register.
Who owns KS Groundworks South Yorkshire Limited?
2 people or companies have significant control of KS Groundworks South Yorkshire Limited: an individual (owns 50% to 75% of the shares); an individual (owns 25% to 50% of the shares).
What is the penalty if KS Groundworks South Yorkshire 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 KS Groundworks South Yorkshire 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.