- Companies
- Cleaning companies
- Hamilton
- CM Window Cleaning Services Limited
CM Window Cleaning Services Limited
- Company number
- SC835488
- Incorporated
- 28 Jan 20251 year trading
- Registered office
- 4D Auchingramont Road, Hamilton, ML3 6JT
- Nature of business
- Window cleaning services
CM Window Cleaning Services Limited is a 1-year-old private limited company registered in Hamilton, company number SC835488, one of 40 cleaning companies in Hamilton. Its next accounts are due at Companies House on 28 October 2026, and its first CT600 is due at HMRC on 27 January 2027.
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 CM Window Cleaning Services Limited is registered
The registered office is in Hamilton (ML3), in the South Lanarkshire local authority area, Scotland. Show ML3 6JT on a map.
Other trade companies in ML3
- Horizon Joinery LtdJoiners and carpenters
- Grime Fighters Banbury LtdCleaning companies
- SM Energy Services LtdMachinery repair and installation
- Exceptional Distribution Services LtdRepair services
- Damp Solve LtdInstallers
- Ffcontracts LtdElectricians
- Rammz Paving LtdSpecialist contractors
- DLT Thistle Property Group LtdProperty developers
Shared registered office
73 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if CM Window Cleaning Services 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 28 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 29 Oct 2026 to 28 Nov 2026 | £150 |
| 1 to 3 months late | 29 Nov 2026 to 28 Jan 2027 | £375 |
| 3 to 6 months late | 29 Jan 2027 to 28 Apr 2027 | £750 |
| More than 6 months late | From 29 Apr 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- SC835488
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 28 January 2025 (1 year ago)
- Registered office
- 4D Auchingramont Road, Hamilton, ML3 6JT
- Nature of business
- Window cleaning services (SIC 81221)
- Year end
- 31 January (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 27 January 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 Hamilton
Other active cleaning companies registered in Hamilton.
- Conlon Cleaning Services Ltd2024
- Cristina Cleaners Ltd2017
- Dace Cleaning Services Ltd2022
- Dirt-Free Scotland Ltd2022
- DR Exterior Cleaning Ltd2026
- Five Cleans Ltd2025
- Green Haven Cleaning Services UK Ltd2025
- Grime Fighters Banbury Ltd2026
All cleaning companies in Hamilton · All trades in Hamilton · Cleaning companies across the UK
Frequently asked questions
When are CM Window Cleaning Services Limited's accounts due?
CM Window Cleaning Services Limited's next accounts are due at Companies House by 28 October 2026 (in 16 days), covering the period to 31 January 2026.
When is CM Window Cleaning Services Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 27 January 2026, due by 27 January 2027, and one for the period to 31 January 2026, due by 31 January 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is CM Window Cleaning Services Limited still trading?
CM Window Cleaning Services 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 CM Window Cleaning Services Limited do?
CM Window Cleaning Services Limited is registered under Window cleaning services (SIC 81221).
How old is CM Window Cleaning Services Limited?
CM Window Cleaning Services Limited was incorporated on 28 January 2025, 1 year ago.
What is the penalty if CM Window Cleaning Services 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 CM Window Cleaning Services 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.