- Companies
- Joiners and carpenters
- London
- Guardian Windows (London) Limited
Guardian Windows (London) Limited
- Company number
- 05836113
- Incorporated
- 2 Jun 200620 years trading
- Registered office
- 6 Bruce Grove, Tottenham, London, N17 6RA
- Nature of business
- Joinery installation
Guardian Windows (London) Limited is a 20-year-old private limited company registered in London, company number 05836113, one of 692 joinery companies in London. Its next accounts are due at Companies House on 31 March 2027, and the CT600 for the period to 30 June 2026 is due at HMRC on 30 June 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 £2,387 (+298.7%) on the year before, to £1,588.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £7,213 against £5,704 owed within a year: 1.3 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Jun 2025 | £1,588 | £5,961 | £7,213 | £5,704 | 0 |
| 30 Jun 2024 | -£799 | £7,062 | £8,698 | £9,590 | 1 |
| 30 Jun 2023 | £2,411 | £5,250 | £6,517 | £4,216 | 1 |
| 30 Jun 2022 | £552 | £6,092 | £7,855 | £7,433 | 1 |
| 30 Jun 2021 | -£481 | £2,712 | £4,475 | £5,121 | 1 |
| 30 Jun 2020 | -£1,775 | £3,267 | £5,985 | £8,000 | 1 |
| 30 Jun 2019 | -£3,228 | £994 | £3,194 | £6,520 | 1 |
| 30 Jun 2018 | -£2,646 | £3,074 | £6,738 | 1 | |
| 30 Jun 2017 | £192 | £881 | £5,671 | £6,763 | 1 |
| 30 Jun 2016 | £4,157 | £3,183 | £8,585 |
Who runs and owns Guardian Windows (London) Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (2)
| Name | Role | Appointed |
|---|---|---|
| N*** B*** | Director | Mar 2007 |
| S*** B*** | Secretary | Jun 2006 |
4 former officers
| Name | Role | Appointed | Left |
|---|---|---|---|
| A*** B*** | Nominee Secretary | Jun 2006 | Jun 2006 |
| N*** B*** | Director | Jun 2006 | Jun 2006 |
| E*** B*** | Director | Jun 2006 | Mar 2007 |
| Bhardwaj Corporate Services Limited | Nominee director (company) | Jun 2006 | Jun 2006 |
Person with significant control
Where Guardian Windows (London) Limited is registered
The registered office is in London (N17), in the Haringey local authority area, London. Show N17 6RA on a map.
Other trade companies in N17
- JKL Building & Maintenance LtdFinishing trades
- Vas-Vent LtdSpecialist contractors
- Zbrsons LtdMotor traders
- Bally 33 LtdBuilders
- Abcd Cleaning LtdCleaning companies
- Mie Cleaning Solutions LtdCleaning companies
- Worklane LtdRoofers
- Figzu LtdCleaning companies
Also registered at this address
4 other companies use the same registered office as Guardian Windows (London) Limited.
- Acacia Construction LtdBuilders
- Brittanic Building Services LimitedFinishing trades
- Gemini Glass & Glazing LtdJoiners and carpenters
- Sagewood LimitedCivil engineering
What happens if Guardian Windows (London) 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 31 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Apr 2027 to 30 Apr 2027 | £150 |
| 1 to 3 months late | 1 May 2027 to 30 Jun 2027 | £375 |
| 3 to 6 months late | 1 Jul 2027 to 30 Sep 2027 | £750 |
| More than 6 months late | From 1 Oct 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2027 | £200 |
| 3 months late | 30 Sep 2027 | another £200 |
| 6 months late | 30 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 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
- 05836113
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 2 June 2006 (20 years ago)
- Registered office
- 6 Bruce Grove, Tottenham, London, N17 6RA
- Nature of business
- Joinery installation (SIC 43320)
- Year end
- 30 June (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 June 2025
- Last confirmation statement
- 17 April 2026
Filing notes for joinery companies
Joinery companies can carry stock and work in progress at the year end, especially bespoke workshop work, and that figure moves the profit for the year.
Similar companies in London
Other active joinery companies registered in London.
- H&F Works Limited2023
- H.M.Onsite Limited2005
- Habs & Partners Ltd2025
- Hansa Group Ltd2017
- Harpers Bespoke Carpentry Ltd2018
- Hasos Ltd2020
- Haus Carpentry Ltd2026
- Heathjoinery Ltd2025
All joinery companies in London · All trades in London · Joiners and carpenters across the UK
Frequently asked questions
When are Guardian Windows (London) Limited's accounts due?
Guardian Windows (London) Limited's next accounts are due at Companies House by 31 March 2027 (in 168 days), covering the period to 30 June 2026.
When is Guardian Windows (London) Limited's CT600 due?
The CT600 for the period to 30 June 2026 is due at HMRC by 30 June 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 April 2027.
Is Guardian Windows (London) Limited still trading?
Guardian Windows (London) 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 Guardian Windows (London) Limited do?
Guardian Windows (London) Limited is registered under Joinery installation (SIC 43320).
How old is Guardian Windows (London) Limited?
Guardian Windows (London) Limited was incorporated on 2 June 2006, 20 years ago.
Who runs Guardian Windows (London) Limited?
Guardian Windows (London) Limited has 1 active director, the longest-serving appointed in Mar 2007. Their names and service addresses are on the Companies House register.
Who owns Guardian Windows (London) Limited?
One person or company has significant control of Guardian Windows (London) Limited: an individual (owns 75% or more of the shares).
What is the penalty if Guardian Windows (London) 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 Guardian Windows (London) 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.