- Companies
- Installers
- Hayes
- JSK Builder Services Limited
JSK Builder Services Limited
- Company number
- 12739165
- Incorporated
- 13 Jul 20206 years trading
- Registered office
- 63 Abbotswood Way, Hayes, UB3 3PF
- Nature of business
- Other construction installation
JSK Builder Services Limited is a 6-year-old private limited company registered in Hayes, company number 12739165, one of 52 installation companies (insulation, lifts, shutters and similar) in Hayes. 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 £1,855.
- Net assets rose in 3 of 4 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 5 years, 2021 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jul 2025 | £1,855 | £0 | £1,855 | £0 | 0 |
| 31 Jul 2024 | £1,855 | £10K | £10K | £8,609 | 0 |
| 31 Jul 2023 | £1,031 | £209 | £2,855 | £1,824 | 0 |
| 31 Jul 2022 | £256 | £6,086 | £5,830 | 0 | |
| 31 Jul 2021 | £1 | £1 | 0 |
Who runs and owns JSK Builder Services Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| J*** S*** | Director | Jul 2020 |
Person with significant control
Where JSK Builder Services Limited is registered
The registered office is in Hayes (UB3), in the Hillingdon local authority area, London. Show UB3 3PF on a map.
Other trade companies in UB3
- Rennove LimitedProperty developers
- KSJ Design & Build LtdBuilders
- KCRQ LimitedCleaning companies
- HKR Roofing LtdRoofers
- Syg Development Group LtdProperty developers
- Ironspan Industrial Services LtdMachinery repair and installation
- RK9 LimitedBuilders
- Elite Construction and Roofing LimitedBuilders
What happens if JSK Builder Services 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 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
- 12739165
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 13 July 2020 (6 years ago)
- Registered office
- 63 Abbotswood Way, Hayes, UB3 3PF
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 31 July (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 17 October 2025
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies in Hayes
Other active installation companies (insulation, lifts, shutters and similar) registered in Hayes.
- KLS Passive Fire Protection Limited2025
- Majhail Interior Ltd2026
- McCann Construction Services Ltd2025
- Multiplex Shopfitters Limited2020
- Panjab Brick and Block Work Limited2025
- PRP Karthik Ltd2023
- PRP Karthik Shopfitters Ltd2022
- PSG Builders Ltd2013
All installation companies (insulation, lifts, shutters and similar) in Hayes · All trades in Hayes · Installers across the UK
Frequently asked questions
When are JSK Builder Services Limited's accounts due?
JSK Builder Services Limited's next accounts are due at Companies House by 30 April 2027 (in 199 days), covering the period to 31 July 2026.
When is JSK Builder Services Limited'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 JSK Builder Services Limited still trading?
JSK Builder Services 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 JSK Builder Services Limited do?
JSK Builder Services Limited is registered under Other construction installation (SIC 43290).
How old is JSK Builder Services Limited?
JSK Builder Services Limited was incorporated on 13 July 2020, 6 years ago.
Who runs JSK Builder Services Limited?
JSK Builder Services Limited has 1 active director, the longest-serving appointed in Jul 2020. Their names and service addresses are on the Companies House register.
Who owns JSK Builder Services Limited?
One person or company has significant control of JSK Builder Services Limited: an individual (has significant influence or control).
What is the penalty if JSK Builder Services 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 JSK Builder Services 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.