- Companies
- Finishing trades
- London
- KCJ Construction London Ltd
KCJ Construction London Ltd
- Company number
- 16317301
- Incorporated
- 14 Mar 20251 year trading
- Registered office
- 195 Kentish Town Road, London, NW5 2JU
- Nature of business
- Other building completion and finishing
KCJ Construction London Ltd is a 1-year-old private limited company registered in London, company number 16317301, one of 3,947 building finishing companies in London. Its next accounts are due at Companies House on 14 December 2026, and its first CT600 is due at HMRC on 13 March 2027.
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?
File the first accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for KCJ Construction London LtdOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
Where KCJ Construction London Ltd is registered
The registered office is in London (NW5), in the Camden local authority area, London. Show NW5 2JU on a map.
Other trade companies in NW5
- Brightline Video LtdMachinery repair and installation
- Rather4All LtdCleaning companies
- Onehubservices LtdCleaning companies
- Facilitysphere Support LtdFacilities management
- E&D Roofing & Scaffolding LimitedRoofers
- 24-7 Emergency Plumbing and Heating LtdPlumbers and heating engineers
- Create Construction Management LtdBuilders
- LMR Properties Solutions LtdFacilities management
Also registered at this address
6 other companies use the same registered office as KCJ Construction London Ltd.
- KCJ Builders 2023 LtdFinishing trades
- KCJ Building & Maintenance LtdFinishing trades
- KCJ Construction LtdFinishing trades
- KCJ Master Builders LtdFinishing trades
- KCJ Remedial & Technical Services LtdFinishing trades
- Kentish Town Construction & Joinery LtdFinishing trades
What happens if KCJ Construction London 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 14 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 15 Dec 2026 to 14 Jan 2027 | £150 |
| 1 to 3 months late | 15 Jan 2027 to 14 Mar 2027 | £375 |
| 3 to 6 months late | 15 Mar 2027 to 14 Jun 2027 | £750 |
| More than 6 months late | From 15 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 16317301
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 14 March 2025 (1 year ago)
- Registered office
- 195 Kentish Town Road, London, NW5 2JU
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 31 March (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 13 March 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.
- KCJ Construction Ltd2025
- KCJ Master Builders Ltd2025
- KCJ Remedial & Technical Services Ltd2025
- KCT Carpentry Limited2023
- KD Plus Services Limited2019
- KDJ Maintenance Ltd2024
- KDNP Construction Ltd2018
- Keatons Properties Limited2005
All building finishing companies in London · All trades in London · Finishing trades across the UK
Frequently asked questions
When are KCJ Construction London Ltd's accounts due?
KCJ Construction London Ltd's next accounts are due at Companies House by 14 December 2026 (in 62 days), covering the period to 31 March 2026.
When is KCJ Construction London Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 13 March 2026, due by 13 March 2027, and one for the period to 31 March 2026, due by 31 March 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is KCJ Construction London Ltd still trading?
KCJ Construction London 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 KCJ Construction London Ltd do?
KCJ Construction London Ltd is registered under Other building completion and finishing (SIC 43390).
How old is KCJ Construction London Ltd?
KCJ Construction London Ltd was incorporated on 14 March 2025, 1 year ago.
What is the penalty if KCJ Construction London 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 KCJ Construction London 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.