- Company number
- 12117324
- Incorporated
- 23 Jul 20197 years trading
- Registered office
- 19 Derley Road, Southall, UB2 5EL
- Nature of business
- Construction of domestic buildings
KS Plumbing & Building Ltd is a 7-year-old private limited company registered in Southall, company number 12117324, one of 505 building contractors in Southall. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 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 unchanged on the year before, at £846.
- Net assets rose in 3 of 5 year-on-year comparisons on record.
- No employees reported for the latest year (directors are often not counted as employees).
- 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 Jul 2025 | £846 | £0 | £846 | £0 | 0 |
| 31 Jul 2024 | £846 | £149 | £2,451 | £1,605 | 0 |
| 31 Jul 2023 | £4,006 | £913 | £5,108 | £1,102 | 0 |
| 31 Jul 2022 | £3,309 | £22 | £4,296 | £987 | 0 |
| 31 Jul 2021 | £3,100 | £1,794 | £4,038 | £938 | 0 |
| 31 Jul 2020 | £1,100 | £258 | 0 |
Where KS Plumbing & Building Ltd is registered
The registered office is in Southall (UB2), in the Ealing local authority area, London. Show UB2 5EL on a map.
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What happens if KS Plumbing & Building 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 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2027 to 31 May 2027 | £150 |
| 1 to 3 months late | 1 Jun 2027 to 31 Jul 2027 | £375 |
| 3 to 6 months late | 1 Aug 2027 to 31 Oct 2027 | £750 |
| More than 6 months late | From 1 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 12117324
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 23 July 2019 (7 years ago)
- Registered office
- 19 Derley Road, Southall, UB2 5EL
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 July (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 22 July 2025
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 Southall
Other active building contractors registered in Southall.
- Kuldipsingh Builders Limited2014
- Kulwinder Singh Home Improvement Ltd2021
- Kulwinder Singh4 Ltd2022
- Kulwinderjit Singh Ltd2018
- L Singh Construction Limited2017
- L Thind Construction Ltd2026
- Lakha Sunner Construction Ltd2026
- Lakhwinder Singh Construction Ltd2020
All building contractors in Southall · All trades in Southall · Builders across the UK
Frequently asked questions
When are KS Plumbing & Building Ltd's accounts due?
KS Plumbing & Building Ltd's next accounts are due at Companies House by 30 April 2027 (in 199 days), covering the period to 31 July 2026.
When is KS Plumbing & Building Ltd's CT600 due?
The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.
Is KS Plumbing & Building Ltd still trading?
KS Plumbing & Building Ltd is listed as active on the Companies House register (checked 13 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 Plumbing & Building Ltd do?
KS Plumbing & Building Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is KS Plumbing & Building Ltd?
KS Plumbing & Building Ltd was incorporated on 23 July 2019, 7 years ago.
What is the penalty if KS Plumbing & Building 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 KS Plumbing & Building Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.