- Companies
- Cleaning companies
- Carterton
- On Board Window Cleaners Limited
On Board Window Cleaners Limited
- Company number
- 10617020
- Incorporated
- 13 Feb 20179 years trading
- Registered office
- 19 Rock Close, Carterton, Oxfordshire, OX18 3BP
- Nature of business
- General cleaning of buildings; Window cleaning services
On Board Window Cleaners Limited is a 9-year-old private limited company registered in Carterton, company number 10617020, one of the UK's cleaning companies. Its next accounts are due at Companies House on 30 November 2026, and the CT600 for the period to 28 February 2026 is due at HMRC on 28 February 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 £1,400 (-73.7%) on the year before, to £500.
- Net assets rose in 2 of 7 year-on-year comparisons on record.
- 1 employee on average during the year.
- Balance sheets on record for 8 years, 2018 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2025 | £500 | £500 | 1 | ||
| 29 Feb 2024 | £1,900 | £1,900 | £0 | 1 | |
| 28 Feb 2023 | £3,700 | £3,700 | 1 | ||
| 28 Feb 2022 | £3,200 | £3,200 | 1 | ||
| 28 Feb 2021 | £3,200 | £3,200 | 1 | ||
| 29 Feb 2020 | £7,400 | £1,800 | 1 | ||
| 28 Feb 2019 | £6,300 | £1,200 | £900 | ||
| 28 Feb 2018 | £8,290 | £2,040 |
Where On Board Window Cleaners Limited is registered
The registered office is in Carterton (OX18), in the West Oxfordshire local authority area, South East. Show OX18 3BP on a map.
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What happens if On Board Window Cleaners 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 30 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2026 to 31 Dec 2026 | £150 |
| 1 to 3 months late | 1 Jan 2027 to 28 Feb 2027 | £375 |
| 3 to 6 months late | 1 Mar 2027 to 31 May 2027 | £750 |
| More than 6 months late | From 1 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Mar 2027 | £200 |
| 3 months late | 28 May 2027 | another £200 |
| 6 months late | 28 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 10617020
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 13 February 2017 (9 years ago)
- Registered office
- 19 Rock Close, Carterton, Oxfordshire, OX18 3BP
- Nature of business
- General cleaning of buildings (SIC 81210)
Window cleaning services (SIC 81221) - Year end
- 28 February (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 10 March 2026
Filing notes for cleaning companies
Cleaning companies are often staff-heavy, so wages, pension contributions and the employment allowance all show up in the accounts.
Similar companies in Carterton
Other active cleaning companies registered in Carterton.
- P & M Sands Limited2014
- Pressed for Time Construction Cleaning Ltd2026
- Butlers Domestic & Commercial Cleaning Ltd2023
All cleaning companies in Carterton · All trades in Carterton · Cleaning companies across the UK
Frequently asked questions
When are On Board Window Cleaners Limited's accounts due?
On Board Window Cleaners Limited's next accounts are due at Companies House by 30 November 2026 (in 48 days), covering the period to 28 February 2026.
When is On Board Window Cleaners Limited's CT600 due?
The CT600 for the period to 28 February 2026 is due at HMRC by 28 February 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2026.
Is On Board Window Cleaners Limited still trading?
On Board Window Cleaners 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 On Board Window Cleaners Limited do?
On Board Window Cleaners Limited is registered under General cleaning of buildings (SIC 81210); Window cleaning services (SIC 81221).
How old is On Board Window Cleaners Limited?
On Board Window Cleaners Limited was incorporated on 13 February 2017, 9 years ago.
What is the penalty if On Board Window Cleaners 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 On Board Window Cleaners 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.