- Company number
- 15733568
- Incorporated
- 21 May 20242 years trading
- Registered office
- 151 Trinity Road, Southall, UB1 1ES
- Nature of business
- Construction of domestic buildings
JK Design Build Ltd is a 2-year-old private limited company registered in Southall, company number 15733568, one of 505 building contractors in Southall. 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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Financial snapshot, 2025
From the balance sheet at 31 May 2025, as filed at Companies House.
Where JK Design Build Ltd is registered
The registered office is in Southall (UB1), in the Ealing local authority area, London. Show UB1 1ES on a map.
Other trade companies in UB1
- Kingsbury Roofing & Construction LtdRoofers
- T2Y LtdBuilders
- Driveworx LimitedMotor traders
- Raunak Design and Build LtdBuilders
- Phlo Plumbing & Heating LtdPlumbers and heating engineers
- Airpro Conditioning LimitedPlumbers and heating engineers
- Springfields Property LimitedProperty developers
- Sanndhu Construction UK LtdBuilders
What happens if JK Design Build 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 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
- 15733568
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 May 2024 (2 years ago)
- Registered office
- 151 Trinity Road, Southall, UB1 1ES
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 May (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 31 May 2025
- Last confirmation statement
- 2 August 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 Southall
Other active building contractors registered in Southall.
- JK Sons & Construction Ltd2023
- Jogasingh Ltd2026
- Josan Builds Ltd2026
- Jot Builds Ltd2025
- JR Jassal Builders Limited2015
- JS Saini Ltd2026
- JSD Contractors Ltd2026
- JSD Home Improvement Ltd2020
All building contractors in Southall · All trades in Southall · Builders across the UK
Frequently asked questions
When are JK Design Build Ltd's accounts due?
JK Design Build Ltd's next accounts are due at Companies House by 28 February 2027 (in 138 days), covering the period to 31 May 2026.
When is JK Design Build Ltd'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 JK Design Build Ltd still trading?
JK Design Build 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 JK Design Build Ltd do?
JK Design Build Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is JK Design Build Ltd?
JK Design Build Ltd was incorporated on 21 May 2024, 2 years ago.
What is the penalty if JK Design Build 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 JK Design Build 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.