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- Blackwood
- Eco UPVC Windows & Doors Limited
Eco UPVC Windows & Doors Limited
- Company number
- 13198717
- Incorporated
- 12 Feb 20215 years trading
- Registered office
- 40 Lilian Road, Blackwood, NP12 1DN
- Nature of business
- Other construction installation; Joinery installation; Glazing
Eco UPVC Windows & Doors Limited is a 5-year-old private limited company registered in Blackwood, company number 13198717, one of 20 installation companies (insulation, lifts, shutters and similar) in Blackwood. 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.
Is this your company?
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Where Eco UPVC Windows & Doors Limited is registered
The registered office is in Blackwood (NP12), in the Caerphilly local authority area, Wales. Show NP12 1DN on a map.
Other trade companies in NP12
- Hohm Property Group LtdProperty developers
- R&C Mechanics LimitedMechanics and garages
- M & R Property Solutions (SW) LimitedFinishing trades
- JLH Scaffolding LtdScaffolders
- SM Contracting SW LtdBuilders
- Top Notch Carpentry Services LimitedInstallers
- Cardiff Bathrooms LtdFinishing trades
- CB Brickwork & Building LtdSpecialist contractors
What happens if Eco UPVC Windows & Doors 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 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
- 13198717
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 February 2021 (5 years ago)
- Registered office
- 40 Lilian Road, Blackwood, NP12 1DN
- Nature of business
- Other construction installation (SIC 43290)
Joinery installation (SIC 43320)
Glazing (SIC 43342) - Year end
- 28 February (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 11 February 2026
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 Blackwood
Other active installation companies (insulation, lifts, shutters and similar) registered in Blackwood.
- Emrc Group Ltd2020
- Hammer Core Ltd2026
- Live & Direct Utilities Limited2024
- LJF Windows Ltd2024
- Nesture Limited2015
- R L Landscaping and Driveways Limited2026
- S.A.T Utilities Ltd2017
- Sers (Solar & Renewable Technologies) Wales Limited2003
All installation companies (insulation, lifts, shutters and similar) in Blackwood · All trades in Blackwood · Installers across the UK
Frequently asked questions
When are Eco UPVC Windows & Doors Limited's accounts due?
Eco UPVC Windows & Doors Limited's next accounts are due at Companies House by 30 November 2026 (in 48 days), covering the period to 28 February 2026.
When is Eco UPVC Windows & Doors Limited'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 Eco UPVC Windows & Doors Limited still trading?
Eco UPVC Windows & Doors 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 Eco UPVC Windows & Doors Limited do?
Eco UPVC Windows & Doors Limited is registered under Other construction installation (SIC 43290); Joinery installation (SIC 43320); Glazing (SIC 43342).
How old is Eco UPVC Windows & Doors Limited?
Eco UPVC Windows & Doors Limited was incorporated on 12 February 2021, 5 years ago.
What is the penalty if Eco UPVC Windows & Doors 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 Eco UPVC Windows & Doors 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.