- Companies
- Installers
- Mitcham
- Kaaj Construction Limited
Kaaj Construction Limited
- Company number
- 17145425
- Incorporated
- 9 Apr 2026
- Registered office
- 303 Tamworth Lane, Mitcham, CR4 1DL
- Nature of business
- Other construction installation
Kaaj Construction Limited is a newly incorporated private limited company registered in Mitcham, company number 17145425, one of 37 installation companies (insulation, lifts, shutters and similar) in Mitcham. Its next accounts are due at Companies House on 9 January 2028, and its first CT600 is due at HMRC on 8 April 2028.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
Is this your company?
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Where Kaaj Construction Limited is registered
The registered office is in Mitcham (CR4), in the Merton local authority area, London. Show CR4 1DL on a map.
Other trade companies in CR4
- Mendevo LimitedFloor and wall tilers
- Az Auto Body Repair LtdMechanics and garages
- Welcome Maintenance LimitedPainters and decorators
- Fixmot LtdMechanics and garages
- MPB Property Care LtdFinishing trades
- Aoo Building Services LtdBuilders
- LDN Plumbing Heating and Cooling LimitedPlumbers and heating engineers
- Dgha Construction LtdBuilders
Also registered at this address
1 other company uses the same registered office as Kaaj Construction Limited.
- Brother Construction 2026 LtdBuilders
What happens if Kaaj Construction 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 9 January 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 10 Jan 2028 to 9 Feb 2028 | £150 |
| 1 to 3 months late | 10 Feb 2028 to 9 Apr 2028 | £375 |
| 3 to 6 months late | 10 Apr 2028 to 9 Jul 2028 | £750 |
| More than 6 months late | From 10 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2028 | £200 |
| 3 months late | 30 Jul 2028 | another £200 |
| 6 months late | 30 Oct 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 2029 | 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
- 17145425
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 9 April 2026
- Registered office
- 303 Tamworth Lane, Mitcham, CR4 1DL
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 30 April (accounting reference date)
- Accounts type
- No accounts filed yet
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 Mitcham
Other active installation companies (insulation, lifts, shutters and similar) registered in Mitcham.
- London Shaker Doors and Panels Ltd2025
- M W F Limited2007
- Maximum Installation Ltd2021
- Melogas Ltd2025
- NRK Construction Ltd2024
- Oaks Construction Ltd2025
- Olek Builders Limited2018
- PQ Building Limited2014
All installation companies (insulation, lifts, shutters and similar) in Mitcham · All trades in Mitcham · Installers across the UK
Frequently asked questions
When are Kaaj Construction Limited's accounts due?
Kaaj Construction Limited's next accounts are due at Companies House by 9 January 2028 (in 453 days), covering the period to 30 April 2027.
When is Kaaj Construction Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 8 April 2027, due by 8 April 2028, and one for the period to 30 April 2027, due by 30 April 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Kaaj Construction Limited still trading?
Kaaj Construction 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 Kaaj Construction Limited do?
Kaaj Construction Limited is registered under Other construction installation (SIC 43290).
How old is Kaaj Construction Limited?
Kaaj Construction Limited was incorporated on 9 April 2026, less than a year ago.
What is the penalty if Kaaj Construction 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 Kaaj Construction 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.