- Companies
- Cleaning companies
- Thatcham
- 1ST Glass Window Cleaning Ltd
1ST Glass Window Cleaning Ltd
- Company number
- 09175655
- Incorporated
- 14 Aug 201412 years trading
- Registered office
- 9 Ash Gate, Thatcham, Berkshire, RG18 4EH
- Nature of business
- Window cleaning services
1ST Glass Window Cleaning Ltd is a 12-year-old private limited company registered in Thatcham, company number 09175655, one of 16 cleaning companies in Thatcham. Its next accounts are due at Companies House on 31 December 2027, and the CT600 for the period to 31 March 2027 is due at HMRC on 31 March 2028.
Key dates
Worked out from the year end and filing history on the Companies House register.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for 1ST Glass Window Cleaning LtdOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
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 £1,248 (-1.8%) on the year before, to £67K.
- Net assets rose in 2 of 6 year-on-year comparisons on record.
- 1 employee on average during the year.
- Balance sheets on record for 7 years, 2020 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2026 | £67K | £61K | £11K | 1 | |
| 31 Mar 2025 | £68K | £77K | £13K | 1 | |
| 31 Mar 2024 | £71K | £103K | £103K | £13K | 1 |
| 31 Mar 2023 | £73K | £28K | £108K | £16K | 1 |
| 31 Mar 2022 | £72K | £106K | £14K | 1 | |
| 31 Mar 2021 | £64K | £63K | £8,914 | 1 | |
| 31 Mar 2020 | £66K | £65K | £11K | 1 |
Where 1ST Glass Window Cleaning Ltd is registered
The registered office is in Thatcham (RG18), in the West Berkshire local authority area, South East. Show RG18 4EH on a map.
Other trade companies in RG18
- Major Access LtdSpecialist contractors
- Oakline Projects LtdBuilders
- GJMS Developments LtdProperty developers
- SBT Electrical & Building Service LtdElectricians
- Chieveley Roofing Services LtdRoofers
- Landmark Roofing & Guttering LtdRoofers
- Fixihome LtdInstallers
- Precision Car Care LtdMechanics and garages
What happens if 1ST Glass Window Cleaning 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 December 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2028 to 31 Jan 2028 | £150 |
| 1 to 3 months late | 1 Feb 2028 to 31 Mar 2028 | £375 |
| 3 to 6 months late | 1 Apr 2028 to 30 Jun 2028 | £750 |
| More than 6 months late | From 1 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 09175655
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 14 August 2014 (12 years ago)
- Registered office
- 9 Ash Gate, Thatcham, Berkshire, RG18 4EH
- Nature of business
- Window cleaning services (SIC 81221)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 31 March 2026
- Last confirmation statement
- 8 September 2026
- Previous names
- First Glass Window Cleaning Ltd (until 29 Jun 2017)
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 Thatcham
Other active cleaning companies registered in Thatcham.
- Agleam Windows Limited2015
- Ample Care Ltd2025
- Andy Jones Window Cleaning Ltd2019
- Apj Services Ltd2014
- BZ Cleaning Services Limited2022
- Clean Difference (Newbury) Ltd2024
- Jojokim Cleaning Services Ltd2025
- KWL Commercial Cleaning Limited2025
All cleaning companies in Thatcham · All trades in Thatcham · Cleaning companies across the UK
Frequently asked questions
When are 1ST Glass Window Cleaning Ltd's accounts due?
1ST Glass Window Cleaning Ltd's next accounts are due at Companies House by 31 December 2027 (in 444 days), covering the period to 31 March 2027.
When is 1ST Glass Window Cleaning Ltd's CT600 due?
The CT600 for the period to 31 March 2027 is due at HMRC by 31 March 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2028.
Is 1ST Glass Window Cleaning Ltd still trading?
1ST Glass Window Cleaning 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 1ST Glass Window Cleaning Ltd do?
1ST Glass Window Cleaning Ltd is registered under Window cleaning services (SIC 81221).
How old is 1ST Glass Window Cleaning Ltd?
1ST Glass Window Cleaning Ltd was incorporated on 14 August 2014, 12 years ago.
What is the penalty if 1ST Glass Window Cleaning 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 1ST Glass Window Cleaning 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.