- Company number
- 12251899
- Incorporated
- 9 Oct 20197 years trading
- Registered office
- 25 Valleyside, Lansdowne Lane, London, SE7 8TW
- Nature of business
- Glazing
CSC Glazing Ltd is a 7-year-old private limited company registered in London, company number 12251899, one of 307 glazing companies in London. Its next accounts are due at Companies House on 31 July 2027, and the CT600 for the period to 31 October 2026 is due at HMRC on 31 October 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 £2,521 (-100%) on the year before, to £1.
- Net assets rose in 3 of 5 year-on-year comparisons on record.
- Current assets of £15K against £3,521 owed within a year: 4.3 times cover.
- 1 employee on average during the year.
- 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 Oct 2025 | £1 | £15K | £3,521 | 1 | |
| 31 Oct 2024 | £2,522 | £24K | £3,039 | 1 | |
| 31 Oct 2023 | £2,328 | £31K | £4,761 | 1 | |
| 31 Oct 2022 | -£13K | £28K | £28K | £6,933 | 1 |
| 31 Oct 2021 | -£13K | £30K | £30K | £45K | 1 |
| 31 Oct 2020 | -£1,042 | £44K | £44K | £3,410 | 0 |
Where CSC Glazing Ltd is registered
The registered office is in London (SE7), in the Greenwich local authority area, London. Show SE7 8TW on a map.
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What happens if CSC Glazing 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 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Aug 2027 to 31 Aug 2027 | £150 |
| 1 to 3 months late | 1 Sep 2027 to 31 Oct 2027 | £375 |
| 3 to 6 months late | 1 Nov 2027 to 31 Jan 2028 | £750 |
| More than 6 months late | From 1 Feb 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Nov 2027 | £200 |
| 3 months late | 31 Jan 2028 | another £200 |
| 6 months late | 30 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Oct 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
- 12251899
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 9 October 2019 (7 years ago)
- Registered office
- 25 Valleyside, Lansdowne Lane, London, SE7 8TW
- Nature of business
- Glazing (SIC 43342)
- Year end
- 31 October (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 8 October 2025
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 London
Other active glazing companies registered in London.
- Curtainwall Limited2019
- CVF Windows and Doors Ltd2022
- Danishcroft Ltd2026
- Dav Solutions Limited2016
- David-Pro-Constructions Ltd2023
- Derek Katsimigos Ltd2024
- Diamond Glass and Glazing Southern Ltd2003
- Dibou Cleaning Limited2023
All glazing companies in London · All trades in London · Glaziers across the UK
Frequently asked questions
When are CSC Glazing Ltd's accounts due?
CSC Glazing Ltd's next accounts are due at Companies House by 31 July 2027 (in 291 days), covering the period to 31 October 2026.
When is CSC Glazing Ltd's CT600 due?
The CT600 for the period to 31 October 2026 is due at HMRC by 31 October 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 August 2027.
Is CSC Glazing Ltd still trading?
CSC Glazing 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 CSC Glazing Ltd do?
CSC Glazing Ltd is registered under Glazing (SIC 43342).
How old is CSC Glazing Ltd?
CSC Glazing Ltd was incorporated on 9 October 2019, 7 years ago.
What is the penalty if CSC Glazing 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 CSC Glazing 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.