- Company number
- 10565289
- Incorporated
- 16 Jan 20179 years trading
- Registered office
- C/O Gryson House the Grove, Pontllanfraith, Blackwood, NP12 2EQ
- Nature of business
- Glazing
Avista Window Systems Limited is a 9-year-old private limited company registered in Blackwood, company number 10565289, one of the UK's glazing companies. Its next accounts are due at Companies House on 31 October 2026, and the CT600 for the period to 31 January 2026 is due at HMRC on 31 January 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 £2,324 (-1.8%) on the year before, to £127K.
- Net assets rose in 3 of 7 year-on-year comparisons on record.
- Current assets of £156K against £29K owed within a year: 5.4 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 8 years, 2018 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2025 | £127K | £16K | £156K | £29K | 0 |
| 31 Jan 2024 | £129K | £18K | £158K | £29K | 0 |
| 31 Jan 2023 | £135K | £24K | £164K | £29K | 0 |
| 31 Jan 2022 | £141K | £35K | £169K | £30K | 0 |
| 31 Jan 2021 | £130K | £17K | £157K | £32K | 0 |
| 31 Jan 2020 | £132K | £24K | £165K | £43K | |
| 31 Jan 2019 | £101K | £202K | £202K | £115K | |
| 31 Jan 2018 | £13K | £18K | £22K | £9,154 |
Where Avista Window Systems Limited is registered
The registered office is in Blackwood (NP12), in the Caerphilly local authority area, Wales. Show NP12 2EQ on a map.
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Also registered at this address
16 other companies use the same registered office as Avista Window Systems Limited.
- Amber Fleet Management LimitedMotor traders
- Clean Start (Glamorgan) LimitedCleaning companies
- Emrc Group LtdInstallers
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- Kusten Vorland LtdSpecialist contractors
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- Murray’S Plumbing & Heating Services LtdPlumbers and heating engineers
- Oakley Electrical Contractors LimitedElectricians
- PBH Facilities Services LimitedFacilities management
- Rob Wyman Homes LtdBuilders
- S Hogan Welding LtdMachinery repair and installation
- Seabreeze Airconditioning Services LtdPlumbers and heating engineers
- The Full Ev LtdElectricians
- Ty CWM Cylla Workshop LtdMechanics and garages
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What happens if Avista 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 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2026 to 30 Nov 2026 | £150 |
| 1 to 3 months late | 1 Dec 2026 to 31 Jan 2027 | £375 |
| 3 to 6 months late | 1 Feb 2027 to 30 Apr 2027 | £750 |
| More than 6 months late | From 1 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 10565289
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 16 January 2017 (9 years ago)
- Registered office
- C/O Gryson House the Grove, Pontllanfraith, Blackwood, NP12 2EQ
- Nature of business
- Glazing (SIC 43342)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 31 January 2025
- Last confirmation statement
- 8 February 2026
Filing notes for glazing companies
Glazing companies often take deposits before work starts. Deposits held at the year end are a liability, not income, until the job is done.
Similar companies in Blackwood
Other active glazing companies registered in Blackwood.
All glazing companies in Blackwood · All trades in Blackwood · Glaziers across the UK
Frequently asked questions
When are Avista Window Systems Limited's accounts due?
Avista Window Systems Limited's next accounts are due at Companies House by 31 October 2026 (in 19 days), covering the period to 31 January 2026.
When is Avista Window Systems Limited's CT600 due?
The CT600 for the period to 31 January 2026 is due at HMRC by 31 January 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2026.
Is Avista Window Systems Limited still trading?
Avista 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 Avista Window Systems Limited do?
Avista Window Systems Limited is registered under Glazing (SIC 43342).
How old is Avista Window Systems Limited?
Avista Window Systems Limited was incorporated on 16 January 2017, 9 years ago.
What is the penalty if Avista 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 Avista 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.