- Companies
- Installers
- Wirral
- A Seal Windows Ltd
A Seal Windows Ltd
- Company number
- 17319771
- Incorporated
- 4 Jul 2026
- Registered office
- Unit 4 New Hall Business Park, 20 New Hall Lane, Wirral, CH47 4BP
- Nature of business
- Other construction installation
A Seal Windows Ltd is a newly incorporated private limited company registered in Wirral, company number 17319771, one of 33 installation companies (insulation, lifts, shutters and similar) in Wirral. Its next accounts are due at Companies House on 4 April 2028, and its first CT600 is due at HMRC on 3 July 2028.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
Is this your company?
File the first accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for A Seal Windows LtdOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
Where A Seal Windows Ltd is registered
The registered office is in Wirral (CH47), in the Wirral local authority area, North West. Show CH47 4BP on a map.
Other trade companies in CH47
- Supra Terra Sub Mari LtdMachinery repair and installation
- Black Lab Developments LtdProperty developers
- Taurus Exterior Cleaning LtdCleaning companies
- Dark Horse Moto LtdMotor traders
- Specialist Restoration UK LtdCleaning companies
- Synced Construction LtdBuilders
- DP Sloan LtdMechanics and garages
- Mersey Maids LtdCleaning companies
What happens if A Seal 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 4 April 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 5 Apr 2028 to 4 May 2028 | £150 |
| 1 to 3 months late | 5 May 2028 to 4 Jul 2028 | £375 |
| 3 to 6 months late | 5 Jul 2028 to 4 Oct 2028 | £750 |
| More than 6 months late | From 5 Oct 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2028 | £200 |
| 3 months late | 31 Oct 2028 | another £200 |
| 6 months late | 31 Jan 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 17319771
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 4 July 2026
- Registered office
- Unit 4 New Hall Business Park, 20 New Hall Lane, Wirral, CH47 4BP
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 31 July (accounting reference date)
- Accounts type
- No accounts filed yet
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 Wirral
Other active installation companies (insulation, lifts, shutters and similar) registered in Wirral.
- A T Kitchens & Joinery Ltd2020
- Aries Installs Limited2021
- Armle Construction Ltd2024
- BBBR3 Ltd2024
- Carl Ward Installations Ltd2024
- Champion Cladding Limited2026
- Charlie's Fencing Limited2023
- Cheshire Insulation Services Ltd2025
All installation companies (insulation, lifts, shutters and similar) in Wirral · All trades in Wirral · Installers across the UK
Frequently asked questions
When are A Seal Windows Ltd's accounts due?
A Seal Windows Ltd's next accounts are due at Companies House by 4 April 2028 (in 539 days), covering the period to 31 July 2027.
When is A Seal Windows Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 3 July 2027, due by 3 July 2028, and one for the period to 31 July 2027, due by 31 July 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is A Seal Windows Ltd still trading?
A Seal 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 A Seal Windows Ltd do?
A Seal Windows Ltd is registered under Other construction installation (SIC 43290).
How old is A Seal Windows Ltd?
A Seal Windows Ltd was incorporated on 4 July 2026, less than a year ago.
What is the penalty if A Seal 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 A Seal 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.