- Company number
- 11199550
- Incorporated
- 12 Feb 20188 years trading
- Registered office
- 20 Redford Road, Windsor, SL4 5SS
- Nature of business
- Glazing; Other building completion and finishing
Great Glass Limited is a 8-year-old private limited company registered in Windsor, company number 11199550, one of 9 glazing companies in Windsor. Its next accounts are due at Companies House on 30 November 2026, and the CT600 for the period to 28 February 2026 is due at HMRC on 28 February 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 up £5,951 (+152.4%) on the year before, to £9,856.
- Net assets rose in 3 of 6 year-on-year comparisons on record.
- 2 employees on average during the year.
- Balance sheets on record for 7 years, 2019 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2025 | £9,856 | £2,548 | 2 | ||
| 28 Feb 2024 | £3,905 | £21K | £0 | 2 | |
| 28 Feb 2023 | £14K | £38K | £38K | £24K | 3 |
| 28 Feb 2022 | £1,368 | £27K | £26K | 3 | |
| 28 Feb 2021 | £8,957 | £21K | £30K | 4 | |
| 28 Feb 2020 | £16K | £16K | 3 | ||
| 28 Feb 2019 | £100 |
Where Great Glass Limited is registered
The registered office is in Windsor (SL4), in the Windsor and Maidenhead local authority area, South East. Show SL4 5SS on a map.
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What happens if Great Glass 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 30 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2026 to 31 Dec 2026 | £150 |
| 1 to 3 months late | 1 Jan 2027 to 28 Feb 2027 | £375 |
| 3 to 6 months late | 1 Mar 2027 to 31 May 2027 | £750 |
| More than 6 months late | From 1 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Mar 2027 | £200 |
| 3 months late | 28 May 2027 | another £200 |
| 6 months late | 28 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 11199550
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 February 2018 (8 years ago)
- Registered office
- 20 Redford Road, Windsor, SL4 5SS
- Nature of business
- Glazing (SIC 43342)
Other building completion and finishing (SIC 43390) - Year end
- 28 February (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 11 February 2026
Filing notes for glazing companies
Glazing companies often take deposits before work starts. Deposits held at the year end are a liability, not income, until the job is done.
Similar companies in Windsor
Other active glazing companies registered in Windsor.
- Inspired Glazing Limited2019
- Marvell Glass Ltd2019
- Marvell Stone Ltd2021
- Sussex Glazing Solutions Ltd2020
- Andrew Mace Windows Limited2021
- Considered Facades Limited2015
- Custom Rooflights Limited2017
- Dynamic Glazing Ltd2020
All glazing companies in Windsor · All trades in Windsor · Glaziers across the UK
Frequently asked questions
When are Great Glass Limited's accounts due?
Great Glass Limited's next accounts are due at Companies House by 30 November 2026 (in 48 days), covering the period to 28 February 2026.
When is Great Glass Limited's CT600 due?
The CT600 for the period to 28 February 2026 is due at HMRC by 28 February 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2026.
Is Great Glass Limited still trading?
Great Glass 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 Great Glass Limited do?
Great Glass Limited is registered under Glazing (SIC 43342); Other building completion and finishing (SIC 43390).
How old is Great Glass Limited?
Great Glass Limited was incorporated on 12 February 2018, 8 years ago.
What is the penalty if Great Glass 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 Great Glass 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.