- Companies
- Cleaning companies
- York
- Diamond Clean York Ltd
Diamond Clean York Ltd
- Company number
- 12161439
- Incorporated
- 19 Aug 20197 years trading
- Registered office
- 4 Elm Tree Mews, New Earswick, York, N Yorks, YO32 4DX
- Nature of business
- General cleaning of buildings; Other cleaning services
Diamond Clean York Ltd is a 7-year-old private limited company registered in York, company number 12161439, one of 129 cleaning companies in York. Its next accounts are due at Companies House on 31 May 2027, and the CT600 for the period to 31 August 2026 is due at HMRC on 31 August 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 £143 (-8.7%) on the year before, to £1,495.
- Net assets rose in 1 of 5 year-on-year comparisons on record.
- 2 employees on average, down from 3 the year before.
- Balance sheets on record for 6 years, 2020 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Aug 2025 | £1,495 | £11K | £0 | 2 | |
| 31 Aug 2024 | £1,638 | £13K | £77 | 3 | |
| 31 Aug 2023 | £1,778 | £11K | £40 | 5 | |
| 31 Aug 2022 | £30 | £9,824 | £438 | 4 | |
| 31 Aug 2021 | £1,269 | £5,628 | £67 | 3 | |
| 31 Aug 2020 | £2,251 | £5,708 | £41 | 3 |
Where Diamond Clean York Ltd is registered
The registered office is in York (YO32), in the York local authority area, Yorkshire and The Humber. Show YO32 4DX on a map.
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- R Thompson Roofing LtdRoofers
- WS Commercial Trading LtdMotor traders
- Trackside Garage LtdMechanics and garages
- York Carpentry LimitedBuilders
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What happens if Diamond Clean York 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 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2027 to 30 Jun 2027 | £150 |
| 1 to 3 months late | 1 Jul 2027 to 31 Aug 2027 | £375 |
| 3 to 6 months late | 1 Sep 2027 to 30 Nov 2027 | £750 |
| More than 6 months late | From 1 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 12161439
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 19 August 2019 (7 years ago)
- Registered office
- 4 Elm Tree Mews, New Earswick, York, N Yorks, YO32 4DX
- Nature of business
- General cleaning of buildings (SIC 81210)
Other cleaning services (SIC 81299) - Year end
- 31 August (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 4 November 2025
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 York
Other active cleaning companies registered in York.
- Domestic Divas Wetherby Ltd2017
- Don's Cleaning Solutions Ltd2023
- Dream Clean Holiday Let Cleaning Ltd2024
- Druk Cleaning Services Limited2026
- E&L Fairy's Ltd2023
- Easicleans York Limited2021
- Ebor Home Care Ltd2020
- Eco Property Collective Ltd2026
All cleaning companies in York · All trades in York · Cleaning companies across the UK
Frequently asked questions
When are Diamond Clean York Ltd's accounts due?
Diamond Clean York Ltd's next accounts are due at Companies House by 31 May 2027 (in 230 days), covering the period to 31 August 2026.
When is Diamond Clean York Ltd's CT600 due?
The CT600 for the period to 31 August 2026 is due at HMRC by 31 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2027.
Is Diamond Clean York Ltd still trading?
Diamond Clean York 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 Clean York Ltd do?
Diamond Clean York Ltd is registered under General cleaning of buildings (SIC 81210); Other cleaning services (SIC 81299).
How old is Diamond Clean York Ltd?
Diamond Clean York Ltd was incorporated on 19 August 2019, 7 years ago.
What is the penalty if Diamond Clean York 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 Clean York 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.