- Companies
- Installers
- Peterborough
- Dual Window Systems Limited
Dual Window Systems Limited
- Company number
- 16040321
- Incorporated
- 24 Oct 20241 year trading
- Registered office
- Oakfields 74-76 Flat 6 Oakfields, 74-76 Bradwell Road, Peterborough, PE3 9QL
- Nature of business
- Other construction installation; Glazing; Residents property management
Dual Window Systems Limited is a 1-year-old private limited company registered in Peterborough, company number 16040321, one of 90 installation companies (insulation, lifts, shutters and similar) in Peterborough. 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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Financial snapshot, 2025
From the balance sheet at 31 October 2025, as filed at Companies House. Negative net assets mean the company owed more than it owned at that date.
Where Dual Window Systems Limited is registered
The registered office is in Peterborough (PE3), in the Peterborough local authority area, East of England. Show PE3 9QL on a map.
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What happens if Dual Window Systems 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 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
- 16040321
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 24 October 2024 (1 year ago)
- Registered office
- Oakfields 74-76 Flat 6 Oakfields, 74-76 Bradwell Road, Peterborough, PE3 9QL
- Nature of business
- Other construction installation (SIC 43290)
Glazing (SIC 43342)
Residents property management (SIC 98000) - Year end
- 31 October (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 23 October 2025
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies in Peterborough
Other active installation companies (insulation, lifts, shutters and similar) registered in Peterborough.
- Eo Communications Ltd2023
- Essex Earth Moving Ltd2009
- GP Pipelines and Construction Ltd2019
- Grand Installations Ltd2017
- Gym-Build Ltd2024
- Homeward Surveying Limited2022
- J P Hefferon Ltd2019
- JBC Plant & Machinery Ltd2021
All installation companies (insulation, lifts, shutters and similar) in Peterborough · All trades in Peterborough · Installers across the UK
Frequently asked questions
When are Dual Window Systems Limited's accounts due?
Dual Window Systems Limited's next accounts are due at Companies House by 31 July 2027 (in 292 days), covering the period to 31 October 2026.
When is Dual Window Systems Limited'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 Dual Window Systems Limited still trading?
Dual Window Systems 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 Dual Window Systems Limited do?
Dual Window Systems Limited is registered under Other construction installation (SIC 43290); Glazing (SIC 43342); Residents property management (SIC 98000).
How old is Dual Window Systems Limited?
Dual Window Systems Limited was incorporated on 24 October 2024, 1 year ago.
What is the penalty if Dual Window Systems 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 Dual Window Systems 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.