- Company number
- 11617733
- Incorporated
- 11 Oct 20188 years trading
- Registered office
- First Floor 10 Hampden Square, Southgate, London, N14 5JR
- Nature of business
- Construction of domestic buildings
K&A Building & Decorating Ltd is a 8-year-old private limited company registered in Southgate, company number 11617733, one of 36 building contractors in Southgate. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 £11K (-47.4%) on the year before, to £12K.
- Net assets rose in 4 of 5 year-on-year comparisons on record.
- Current assets of £15K against £11K owed within a year: 1.4 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 6 years, 2019 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £12K | £9,058 | £15K | £11K | 1 |
| 31 Mar 2024 | £24K | £21K | £33K | £19K | 1 |
| 31 Mar 2023 | £22K | £3,827 | £26K | £15K | 2 |
| 31 Oct 2021 | £1,699 | £4,972 | £4,972 | £3,273 | 1 |
| 31 Oct 2020 | £111 | £2,545 | £5,045 | £4,934 | 1 |
| 31 Oct 2019 | -£388 | £2,595 | £2,983 | 1 |
Where K&A Building & Decorating Ltd is registered
The registered office is in Southgate (N14), in the Barnet local authority area, London. Show N14 5JR on a map.
Other trade companies in N14
- S & N Construction LtdBuilders
- Ekia Solutions LtdElectricians
- S&N Finishes LtdBuilders
- Soley London Group LtdElectricians
- Interior Build 1 LtdFinishing trades
- Niclons Engineering and Management LtdFinishing trades
- Kevlar Heating LimitedPlumbers and heating engineers
- Neonova Investments LtdProperty developers
Also registered at this address
10 other companies use the same registered office as K&A Building & Decorating Ltd.
- A S Management & Building Consultancy LtdBuilders
- A&G Constructions (London) LtdBuilders
- Alector Construction LtdBuilders
- JM Flooring LtdFloor and wall tilers
- LM Construction London LtdBuilders
- Mme Construction LtdBuilders
- P&D Builders London LtdBuilders
- Pink Cherry Developers LtdBuilders
- Refurb Contractor LtdBuilders
- Vmar Building Services LtdElectricians
What happens if K&A Building & Decorating 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 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 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
- 11617733
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 11 October 2018 (8 years ago)
- Registered office
- First Floor 10 Hampden Square, Southgate, London, N14 5JR
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 10 October 2025
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 Southgate
Other active building contractors registered in Southgate.
- Kofos Development Ltd2026
- LM Construction London Ltd2022
- Logic Plumbing Ltd2022
- Lulja Civil Engineering Ltd2026
- M&O Construction Limited2022
- Marku Painting & Decorating Ltd2024
- Mme Construction Ltd2023
- P&D Builders London Ltd2018
All building contractors in Southgate · All trades in Southgate · Builders across the UK
Frequently asked questions
When are K&A Building & Decorating Ltd's accounts due?
K&A Building & Decorating Ltd's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is K&A Building & Decorating Ltd's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is K&A Building & Decorating Ltd still trading?
K&A Building & Decorating 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&A Building & Decorating Ltd do?
K&A Building & Decorating Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is K&A Building & Decorating Ltd?
K&A Building & Decorating Ltd was incorporated on 11 October 2018, 8 years ago.
What is the penalty if K&A Building & Decorating 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&A Building & Decorating 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.