- Companies
- Cleaning companies
- Dumbarton
- RGM Window Cleaning Limited
RGM Window Cleaning Limited
- Company number
- SC898249
- Incorporated
- 5 Aug 2026
- Registered office
- Iona Stables Lower Colgrain Farm, Cardross, Dumbarton, Argyll And Bute, G82 5HG
- Nature of business
- Window cleaning services
RGM Window Cleaning Limited is a newly incorporated private limited company registered in Dumbarton, company number SC898249, one of 11 cleaning companies in Dumbarton. Its next accounts are due at Companies House on 5 May 2028, and its first CT600 is due at HMRC on 4 August 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 RGM Window Cleaning Limited is registered
The registered office is in Dumbarton (G82), in the Argyll and Bute local authority area, Scotland. Show G82 5HG on a map.
Other trade companies in G82
- Mintedcs LtdRoofers
- RT Electrical Services Scotland LtdElectricians
- Central Heating Scotland LtdPlumbers and heating engineers
- Carberry R.H LtdMachinery repair and installation
- Maxwell's Air Conditioning LtdPlumbers and heating engineers
- Plasterforce LtdPlasterers
- NCL Engineering LtdCivil engineering
- P.D Deer and Wildlife Management Services LtdCleaning companies
What happens if RGM Window Cleaning 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 5 May 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 6 May 2028 to 5 Jun 2028 | £150 |
| 1 to 3 months late | 6 Jun 2028 to 5 Aug 2028 | £375 |
| 3 to 6 months late | 6 Aug 2028 to 5 Nov 2028 | £750 |
| More than 6 months late | From 6 Nov 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2028 | £200 |
| 3 months late | 30 Nov 2028 | another £200 |
| 6 months late | 28 Feb 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- SC898249
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 5 August 2026
- Registered office
- Iona Stables Lower Colgrain Farm, Cardross, Dumbarton, Argyll And Bute, G82 5HG
- Nature of business
- Window cleaning services (SIC 81221)
- Year end
- 31 August (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 Dumbarton
Other active cleaning companies registered in Dumbarton.
- SMKM Limited2025
- Steve Pullen Limited2008
- Bug Away Pest Control Ltd.2024
- Cardross Road Valeting Centre Ltd2024
- D H Cleaning Services Ltd2015
- DLC Exterior Building Cleaning Ltd2026
- DLC Window Cleaning Ltd2026
- Lomond Property Services Ltd2026
All cleaning companies in Dumbarton · All trades in Dumbarton · Cleaning companies across the UK
Frequently asked questions
When are RGM Window Cleaning Limited's accounts due?
RGM Window Cleaning Limited's next accounts are due at Companies House by 5 May 2028 (in 571 days), covering the period to 31 August 2027.
When is RGM Window Cleaning 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 4 August 2027, due by 4 August 2028, and one for the period to 31 August 2027, due by 31 August 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is RGM Window Cleaning Limited still trading?
RGM Window Cleaning 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 RGM Window Cleaning Limited do?
RGM Window Cleaning Limited is registered under Window cleaning services (SIC 81221).
How old is RGM Window Cleaning Limited?
RGM Window Cleaning Limited was incorporated on 5 August 2026, less than a year ago.
What is the penalty if RGM Window Cleaning 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 RGM Window Cleaning 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.