- Companies
- Cleaning companies
- Southampton
- Diamond Window Cleaning Hampshire Ltd
Diamond Window Cleaning Hampshire Ltd
- Company number
- 17060060
- Incorporated
- 27 Feb 2026
- Registered office
- 33 Swallow Close, Totton, Southampton, SO40 7JA
- Nature of business
- Window cleaning services
Diamond Window Cleaning Hampshire Ltd is a newly incorporated private limited company registered in Southampton, company number 17060060, one of 274 cleaning companies in Southampton. Its next accounts are due at Companies House on 27 November 2027, and its first CT600 is due at HMRC on 26 February 2028.
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.
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Where Diamond Window Cleaning Hampshire Ltd is registered
The registered office is in Southampton (SO40), in the New Forest local authority area, South East. Show SO40 7JA on a map.
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- A.W. Berry Developments LtdSpecialist contractors
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What happens if Diamond Window Cleaning Hampshire 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 27 November 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 28 Nov 2027 to 27 Dec 2027 | £150 |
| 1 to 3 months late | 28 Dec 2027 to 27 Feb 2028 | £375 |
| 3 to 6 months late | 28 Feb 2028 to 27 May 2028 | £750 |
| More than 6 months late | From 28 May 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 29 Feb 2028 | £200 |
| 3 months late | 28 May 2028 | another £200 |
| 6 months late | 28 Aug 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 17060060
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 27 February 2026
- Registered office
- 33 Swallow Close, Totton, Southampton, SO40 7JA
- Nature of business
- Window cleaning services (SIC 81221)
- Year end
- 28 February (accounting reference date)
- Accounts type
- No accounts filed yet
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 Southampton
Other active cleaning companies registered in Southampton.
- Diary Quest Ltd2013
- Dimension Services Ltd2024
- Direct Cleaning (Fair Oak) Limited2013
- Dirt Breaker Ltd2022
- DR Pest & Clean Ltd2026
- DVG Facilities Management Ltd.2023
- DW Exterior Cleaning Ltd2026
- Eclipse Cleaning Contractors Limited2016
All cleaning companies in Southampton · All trades in Southampton · Cleaning companies across the UK
Frequently asked questions
When are Diamond Window Cleaning Hampshire Ltd's accounts due?
Diamond Window Cleaning Hampshire Ltd's next accounts are due at Companies House by 27 November 2027 (in 410 days), covering the period to 28 February 2027.
When is Diamond Window Cleaning Hampshire 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 26 February 2027, due by 26 February 2028, and one for the period to 28 February 2027, due by 28 February 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Diamond Window Cleaning Hampshire Ltd still trading?
Diamond Window Cleaning Hampshire 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 Diamond Window Cleaning Hampshire Ltd do?
Diamond Window Cleaning Hampshire Ltd is registered under Window cleaning services (SIC 81221).
How old is Diamond Window Cleaning Hampshire Ltd?
Diamond Window Cleaning Hampshire Ltd was incorporated on 27 February 2026, less than a year ago.
What is the penalty if Diamond Window Cleaning Hampshire 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 Diamond Window Cleaning Hampshire 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.