- Companies
- Specialist contractors
- Northampton
- Window Design & Installations Limited
Window Design & Installations Limited
- Company number
- 14504017
- Incorporated
- 24 Nov 20223 years trading
- Registered office
- 5 Barons Way, Northampton, Northamptonshire, NN2 8HP
- Nature of business
- Other specialised construction activities n.e.c.
Window Design & Installations Limited is a 3-year-old private limited company registered in Northampton, company number 14504017, one of 258 specialist construction companies in Northampton. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 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 £9,624 (-94%) on the year before, to £619.
- Current assets of £4,334 against £6,817 owed within a year: 0.6 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 3 years, 2023 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Nov 2025 | £619 | £4,334 | £6,817 | 2 | |
| 30 Nov 2024 | £10K | £25K | £19K | 2 | |
| 30 Nov 2023 | £9,527 | £29K | £25K | 2 |
Where Window Design & Installations Limited is registered
The registered office is in Northampton (NN2), in the West Northamptonshire local authority area, East Midlands. Show NN2 8HP on a map.
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What happens if Window Design & Installations 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 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 14504017
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 24 November 2022 (3 years ago)
- Registered office
- 5 Barons Way, Northampton, Northamptonshire, NN2 8HP
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 17 November 2025
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies in Northampton
Other active specialist construction companies registered in Northampton.
- Winvic Energy Limited2025
- WS & E Limited2025
- Xelp Ltd2024
- Zaf Homes Ltd2020
- 9M Construction Limited2012
- A & Es Britain Ltd2021
- A C Lofts Limited2014
- A-Lift Crane Hire Limited2004
All specialist construction companies in Northampton · All trades in Northampton · Specialist contractors across the UK
Frequently asked questions
When are Window Design & Installations Limited's accounts due?
Window Design & Installations Limited's next accounts are due at Companies House by 31 August 2027 (in 323 days), covering the period to 30 November 2026.
When is Window Design & Installations Limited's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is Window Design & Installations Limited still trading?
Window Design & Installations 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 Window Design & Installations Limited do?
Window Design & Installations Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Window Design & Installations Limited?
Window Design & Installations Limited was incorporated on 24 November 2022, 3 years ago.
What is the penalty if Window Design & Installations 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 Window Design & Installations 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.