- Companies
- Specialist contractors
- London
- K & J Corporation Ltd
K & J Corporation Ltd
- Company number
- 09316618
- Incorporated
- 18 Nov 201411 years trading
- Registered office
- C/O G Teoli & Co, Balfour House 741 High Road, North Finchley, London, N12 0BP
- Nature of business
- Other specialised construction activities n.e.c.
K & J Corporation Ltd is a 11-year-old private limited company registered in London, company number 09316618, one of 4,318 specialist construction companies in London. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Where K & J Corporation Ltd is registered
The registered office is in London (N12), in the Barnet local authority area, London. Show N12 0BP on a map.
Other trade companies in N12
- Sullivan Property and Maintenance LtdFacilities management
- Mael Property Services LtdFinishing trades
- Horizon Constructors LtdProperty developers
- Alfawine Group LimitedFinishing trades
- Sam Motors Group LimitedMotor traders
- Heating on Demand LtdPlumbers and heating engineers
- Premium Electrical LtdElectricians
- Amaiya Sparks LtdCleaning companies
Also registered at this address
1 other company uses the same registered office as K & J Corporation Ltd.
- GDG Electrical Services LtdElectricians
What happens if K & J Corporation 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 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 09316618
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 18 November 2014 (11 years ago)
- Registered office
- C/O G Teoli & Co, Balfour House 741 High Road, North Finchley, London, N12 0BP
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 13 November 2025
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies in London
Other active specialist construction companies registered in London.
- K & J Project Management Solutions Ltd2018
- K and K Property Management Services Ltd2025
- K J Building Solutions Limited2016
- K&A Consultancy Ltd2011
- K.E.D Construction Ltd2025
- K0Art Ltd2020
- Kaceybow Design Limited2023
- Kaison Construction Ltd2013
All specialist construction companies in London · All trades in London · Specialist contractors across the UK
Frequently asked questions
When are K & J Corporation Ltd's accounts due?
K & J Corporation Ltd's next accounts are due at Companies House by 31 August 2027 (in 322 days), covering the period to 30 November 2026.
When is K & J Corporation Ltd's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is K & J Corporation Ltd still trading?
K & J Corporation 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 K & J Corporation Ltd do?
K & J Corporation Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is K & J Corporation Ltd?
K & J Corporation Ltd was incorporated on 18 November 2014, 11 years ago.
What is the penalty if K & J Corporation 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 K & J Corporation 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.