- Companies
- Finishing trades
- London
- KJK Construction Ltd
KJK Construction Ltd
- Company number
- 11952727
- Incorporated
- 17 Apr 20197 years trading
- Registered office
- 167-169, 5TH Floor Great Portland Street, London, W1W 5PF
- Nature of business
- Other building completion and finishing
KJK Construction Ltd is a 7-year-old private limited company registered in London, company number 11952727, one of 3,947 building finishing companies in London. Its next accounts are due at Companies House on 31 January 2027, and the CT600 for the period to 30 April 2026 is due at HMRC on 30 April 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 £6,730 (-23.2%) on the year before, to £22K.
- Net assets rose in 4 of 5 year-on-year comparisons on record.
- Current assets of £31K against £6,174 owed within a year: 5.0 times cover.
- 2 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 |
|---|---|---|---|---|---|
| 30 Apr 2025 | £22K | £31K | £6,174 | 2 | |
| 30 Apr 2024 | £29K | £35K | £6,448 | 2 | |
| 30 Apr 2023 | £24K | £50K | £25K | 2 | |
| 30 Apr 2022 | £23K | £58K | £35K | 3 | |
| 30 Apr 2021 | £16K | £86K | £69K | 2 | |
| 30 Apr 2020 | £430 | £54K | £54K | 2 |
Where KJK Construction Ltd is registered
The registered office is in London (W1W), in the Westminster local authority area, London. Show W1W 5PF on a map.
Other trade companies in W1W
- Civaris LtdSpecialist contractors
- R&R Construction Group LtdBuilders
- Aurum Cooling LtdPlumbers and heating engineers
- Steam Wood Stone LtdFinishing trades
- Hau Developments LimitedProperty developers
- Group Atlas Financial 83 LtdPainters and decorators
- Energy Reward LtdMotor traders
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Also registered at this address
21 other companies use the same registered office as KJK Construction Ltd.
- 183 Ventures LtdMotor traders
- Absolute Abseiling LtdSpecialist contractors
- Amiri Tyre LtdMotor traders
- Andy and Sons Property Maintenance Services LimitedPlumbers and heating engineers
- Aurum Cooling LtdPlumbers and heating engineers
- BM Prestige Cleaning Services LtdCleaning companies
- Buzzev LimitedElectricians
- Elite Cleaning Management LimitedCleaning companies
- Empire Property & Security Solutions LimitedFinishing trades
- Hansen&Co(UK)LtdFinishing trades
- Jonath LimitedCleaning companies
- McGuire Holdings LimitedElectricians
- Naz-TN LtdBuilders
- Precision Interiors LtdElectricians
- Ready Run Motors LimitedMotor traders
- Rema Ventures LtdProperty developers
- Surecraft Renovations LtdBuilders
- Tubali Property LtdProperty developers
- Visionary Cleaning LtdCleaning companies
- Walker Consulting LimitedGlaziers
- Xboyut LtdProperty developers
What happens if KJK Construction 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 31 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2027 to 28 Feb 2027 | £150 |
| 1 to 3 months late | 1 Mar 2027 to 30 Apr 2027 | £375 |
| 3 to 6 months late | 1 May 2027 to 31 Jul 2027 | £750 |
| More than 6 months late | From 1 Aug 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2027 | £200 |
| 3 months late | 30 Jul 2027 | another £200 |
| 6 months late | 30 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 11952727
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 April 2019 (7 years ago)
- Registered office
- 167-169, 5TH Floor Great Portland Street, London, W1W 5PF
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 30 April (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 April 2025
- Last confirmation statement
- 20 September 2026
Filing notes for building finishing companies
Finishing trade companies cover a wide range of work. Most are micro-entities with simple accounts and a straightforward CT600.
Similar companies in London
Other active building finishing companies registered in London.
- KJK Inns' Ltd2026
- KJT Build Limited2013
- KJW London Computers Ltd2016
- KK Building Limited2026
- Klevis Ltd2022
- Klonik Building Services Ltd2024
- Kma Estates Limited2024
- Kmba Services Ltd2025
All building finishing companies in London · All trades in London · Finishing trades across the UK
Frequently asked questions
When are KJK Construction Ltd's accounts due?
KJK Construction Ltd's next accounts are due at Companies House by 31 January 2027 (in 110 days), covering the period to 30 April 2026.
When is KJK Construction Ltd's CT600 due?
The CT600 for the period to 30 April 2026 is due at HMRC by 30 April 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2027.
Is KJK Construction Ltd still trading?
KJK Construction 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 KJK Construction Ltd do?
KJK Construction Ltd is registered under Other building completion and finishing (SIC 43390).
How old is KJK Construction Ltd?
KJK Construction Ltd was incorporated on 17 April 2019, 7 years ago.
What is the penalty if KJK Construction 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 KJK Construction 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.