- Company number
- 14878023
- Incorporated
- 18 May 20233 years trading
- Registered office
- 34 Wyllen Close, London, E1 4HQ
- Nature of business
- Glazing
Mandy Windows Ltd is a 3-year-old private limited company registered in London, company number 14878023, one of 307 glazing companies in London. Its next accounts are due at Companies House on 29 February 2028, and the CT600 for the period to 31 May 2027 is due at HMRC on 31 May 2028.
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 £663 (+16%) on the year before, to £4,819.
- Current assets of £6,461 against £761 owed within a year: 8.5 times cover.
- 2 employees on average, up from 1 the year before.
- Balance sheets on record for 3 years, 2024 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 May 2026 | £4,819 | £6,461 | £761 | 2 | |
| 31 May 2025 | £4,156 | £3,345 | £1,448 | 1 | |
| 31 May 2024 | £3,017 | £1,714 | £1,832 | 1 |
Where Mandy Windows Ltd is registered
The registered office is in London (E1), in the Tower Hamlets local authority area, London. Show E1 4HQ on a map.
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- Ribh LtdElectricians
- Tyres on Call LtdMechanics and garages
- Hrautosources LtdMotor traders
- Choiceworks LimitedInstallers
- E.M Construction London LtdBuilders
- Qubic Maintenance LtdSpecialist contractors
- Moovin Transport LtdMechanics and garages
Also registered at this address
1 other company uses the same registered office as Mandy Windows Ltd.
- Tashas Contractors LtdCleaning companies
What happens if Mandy Windows 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 29 February 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2028 to 31 Mar 2028 | £150 |
| 1 to 3 months late | 1 Apr 2028 to 31 May 2028 | £375 |
| 3 to 6 months late | 1 Jun 2028 to 31 Aug 2028 | £750 |
| More than 6 months late | From 1 Sep 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2028 | £200 |
| 3 months late | 31 Aug 2028 | another £200 |
| 6 months late | 30 Nov 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- 14878023
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 18 May 2023 (3 years ago)
- Registered office
- 34 Wyllen Close, London, E1 4HQ
- Nature of business
- Glazing (SIC 43342)
- Year end
- 31 May (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 May 2026
- Last confirmation statement
- 17 May 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 London
Other active glazing companies registered in London.
- Manor Glazing Limited2004
- Maple Windows and Doors Ltd2021
- Marbak Glass Limited2025
- Mark John Howard Limited2025
- MB Glass & Glazing Ltd2011
- McLarens (London) Limited2011
- MDM Glass Ltd2011
- Mega Glaze Ltd2018
All glazing companies in London · All trades in London · Glaziers across the UK
Frequently asked questions
When are Mandy Windows Ltd's accounts due?
Mandy Windows Ltd's next accounts are due at Companies House by 29 February 2028 (in 505 days), covering the period to 31 May 2027.
When is Mandy Windows Ltd's CT600 due?
The CT600 for the period to 31 May 2027 is due at HMRC by 31 May 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2028.
Is Mandy Windows Ltd still trading?
Mandy Windows 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 Mandy Windows Ltd do?
Mandy Windows Ltd is registered under Glazing (SIC 43342).
How old is Mandy Windows Ltd?
Mandy Windows Ltd was incorporated on 18 May 2023, 3 years ago.
What is the penalty if Mandy Windows 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 Mandy Windows 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.