- Company number
- 13221632
- Incorporated
- 24 Feb 20215 years trading
- Registered office
- 46 Audley Road, London, NW4 3EY
- Nature of business
- Construction of commercial buildings; Construction of domestic buildings; Joinery installation; Roofing activities
Old Town Windows Ltd is a 5-year-old private limited company registered in London, company number 13221632, one of 12,075 building contractors in London. 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 down £152K on the year before, to -£151K.
- Net assets rose in 1 of 4 year-on-year comparisons on record.
- Current assets of £172K against £336K owed within a year: 0.5 times cover.
- 2 employees on average, up from 0 the year before.
- Balance sheets on record for 5 years, 2022 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2025 | -£151K | £172K | £336K | 2 | |
| 29 Feb 2024 | £872 | £4,587 | £3,715 | 0 | |
| 28 Feb 2024 | £872 | £4,587 | £3,715 | 0 | |
| 28 Feb 2023 | £100 | ||||
| 28 Feb 2022 | £100 |
Where Old Town Windows Ltd is registered
The registered office is in London (NW4), in the Barnet local authority area, London. Show NW4 3EY on a map.
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What happens if Old Town 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 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
- 13221632
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 24 February 2021 (5 years ago)
- Registered office
- 46 Audley Road, London, NW4 3EY
- Nature of business
- Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202)
Joinery installation (SIC 43320)
Roofing activities (SIC 43910) - Year end
- 28 February (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 7 May 2026
- Previous names
- Old Town Establishment Ltd (until 23 Mar 2023)
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in London
Other active building contractors registered in London.
- Olev Limited2018
- Olga Services Ltd2026
- Olimp Facades Ltd2025
- Olivas Construction Ltd2026
- Olive Construction Group Ltd2026
- Olive Grove Developments Ltd2006
- Oliver Building Construction Ltd2018
- Oliver SK Contractors Ltd2025
All building contractors in London · All trades in London · Builders across the UK
Frequently asked questions
When are Old Town Windows Ltd's accounts due?
Old Town Windows Ltd's next accounts are due at Companies House by 30 November 2026 (in 48 days), covering the period to 28 February 2026.
When is Old Town Windows Ltd'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 Old Town Windows Ltd still trading?
Old Town 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 Old Town Windows Ltd do?
Old Town Windows Ltd is registered under Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202); Joinery installation (SIC 43320); Roofing activities (SIC 43910).
How old is Old Town Windows Ltd?
Old Town Windows Ltd was incorporated on 24 February 2021, 5 years ago.
What is the penalty if Old Town 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 Old Town 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.