- Companies
- Finishing trades
- London
- Carlton Oak Ltd
Carlton Oak Ltd
- Company number
- 11118135
- Incorporated
- 19 Dec 20178 years trading
- Registered office
- 75 Coniston Gardens, London, NW9 0BA
- Nature of business
- Other building completion and finishing; Other specialised construction activities n.e.c.; Activities of households as employers of domestic personnel
Carlton Oak Ltd is a 8-year-old private limited company registered in London, company number 11118135, one of 3,947 building finishing companies in London. Its next accounts are due at Companies House on 31 December 2027, and the CT600 for the period to 31 March 2027 is due at HMRC on 31 March 2028.
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 up £26K (+15.8%) on the year before, to -£141K.
- Net assets rose in 3 of 7 year-on-year comparisons on record.
- Current assets of £15K against £156K owed within a year: 0.1 times cover.
- 8 employees on average, down from 9 the year before.
- Balance sheets on record for 8 years, 2019 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2026 | -£141K | £6,333 | £15K | £156K | 8 |
| 31 Mar 2025 | -£167K | £2,239 | £11K | £179K | 9 |
| 31 Mar 2024 | -£140K | £27K | £36K | £177K | 8 |
| 31 Mar 2023 | -£144K | £12K | £16K | £161K | 8 |
| 31 Mar 2022 | £16K | £281K | £284K | £271K | 5 |
| 31 Mar 2021 | -£8,474 | £144K | £147K | £155K | 1 |
| 31 Mar 2020 | £1 | £25K | £25K | 0 | |
| 31 Mar 2019 | £1 | £1 | 0 |
Where Carlton Oak Ltd is registered
The registered office is in London (NW9), in the Brent local authority area, London. Show NW9 0BA on a map.
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- P Auto Motor LtdMechanics and garages
- Euro Car Glass LtdMechanics and garages
- Waely Sons LtdPlumbers and heating engineers
- GM Scaffolding London LtdScaffolders
- Onewais Services LtdCleaning companies
Also registered at this address
5 other companies use the same registered office as Carlton Oak Ltd.
- Andelec Consultancy LtdElectricians
- Aswar Qasir Alrehab LtdElectricians
- Azta Property Maintenance Contractors LtdFinishing trades
- Palermo Road Garage LimitedMechanics and garages
- TNT Solutions LtdMachinery repair and installation
What happens if Carlton Oak 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 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2028 to 31 Jan 2028 | £150 |
| 1 to 3 months late | 1 Feb 2028 to 31 Mar 2028 | £375 |
| 3 to 6 months late | 1 Apr 2028 to 30 Jun 2028 | £750 |
| More than 6 months late | From 1 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 11118135
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 19 December 2017 (8 years ago)
- Registered office
- 75 Coniston Gardens, London, NW9 0BA
- Nature of business
- Other building completion and finishing (SIC 43390)
Other specialised construction activities n.e.c. (SIC 43999)
Activities of households as employers of domestic personnel (SIC 97000) - Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2026
- Last confirmation statement
- 10 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.
- Carne Contracts Limited2010
- Carter's Carpentry Limited2020
- Cas Cooperation Ltd2018
- Casa Property Care Ltd2026
- Casamadi Jointing Enterprise Limited2013
- Casavest Ltd2025
- Casein Construction Ltd2022
- Casfill Property Reforms Ltd2020
All building finishing companies in London · All trades in London · Finishing trades across the UK
Frequently asked questions
When are Carlton Oak Ltd's accounts due?
Carlton Oak Ltd's next accounts are due at Companies House by 31 December 2027 (in 444 days), covering the period to 31 March 2027.
When is Carlton Oak Ltd's CT600 due?
The CT600 for the period to 31 March 2027 is due at HMRC by 31 March 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2028.
Is Carlton Oak Ltd still trading?
Carlton Oak 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 Carlton Oak Ltd do?
Carlton Oak Ltd is registered under Other building completion and finishing (SIC 43390); Other specialised construction activities n.e.c. (SIC 43999); Activities of households as employers of domestic personnel (SIC 97000).
How old is Carlton Oak Ltd?
Carlton Oak Ltd was incorporated on 19 December 2017, 8 years ago.
What is the penalty if Carlton Oak 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 Carlton Oak 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.