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- Reliant Windows Limited
Company profile · Installers
Reliant Windows Limited
Reliant Windows Limited is a 37-year-old private limited company registered in Coventry, company number 02392904, one of 119 installation companies (insulation, lifts, shutters and similar) in Coventry. Its next accounts are due at Companies House on 31 October 2027, and the CT600 for the period to 31 January 2027 is due at HMRC on 31 January 2028.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2026
From the balance sheet at 31 January 2026, as filed at Companies House.
Reliant Windows Limited over the years
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 up £56K (+27.7%) on the year before, to £256K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £1M against £853K owed within a year: 1.2 times cover.
- 13 employees on average, up from 12 the year before.
- Balance sheets on record for 10 years, 2017 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2026 | £256K | £91K | £1M | £853K | 13 |
| 31 Jan 2025 | £200K | £204K | £440K | £319K | 12 |
| 31 Jan 2024 | £295K | £211K | £778K | £559K | 13 |
| 31 Jan 2023 | £277K | £370K | £925K | £710K | 13 |
| 31 Jan 2022 | £263K | £91K | £1.2M | £961K | 12 |
| 31 Jan 2021 | £428K | £206K | £1.5M | £1.1M | 15 |
| 31 Jan 2020 | £429K | £248K | £987K | £687K | 17 |
| 31 Jan 2019 | £504K | £158K | £1.4M | £1M | 19 |
| 31 Jan 2018 | £495K | £354K | £1M | £694K | 20 |
| 31 Jan 2017 | £455K | £474K | £951K | £547K | 20 |
Where Reliant Windows Limited is registered
The registered office is in Coventry (CV5), in the Coventry local authority area, West Midlands. Show CV5 6ET on a map.
Other trade companies in CV5
- Fastlane Tyre Fit LtdMechanics and garages
- Kenilworth Lodge Developments LimitedProperty developers
- Sixty One Grand Drive LtdProperty developers
- SMC Plant & Construction LimitedCivil engineering
- Go Fast Services LtdMechanics and garages
- Zarmani Automotive LtdMotor traders
- Climate Change Ac LtdPlumbers and heating engineers
- Cove Magna Property Management LtdProperty developers
Also registered at this address
8 other companies use the same registered office as Reliant Windows Limited.
- Accsys Projects LimitedFloor and wall tilers
- CJB Contracts LimitedElectricians
- Ghedia Motors LimitedMechanics and garages
- Jumbo Build LimitedProperty developers
- North Birmingham Fleet Services LimitedMechanics and garages
- R One Services LimitedMachinery repair and installation
- Sage Building Envelope Contractors LtdSpecialist contractors
- TCL Structures LimitedSpecialist contractors
What happens if Reliant Windows 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 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2027 to 30 Nov 2027 | £150 |
| 1 to 3 months late | 1 Dec 2027 to 31 Jan 2028 | £375 |
| 3 to 6 months late | 1 Feb 2028 to 30 Apr 2028 | £750 |
| More than 6 months late | From 1 May 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2028 | £200 |
| 3 months late | 30 Apr 2028 | another £200 |
| 6 months late | 31 Jul 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 02392904
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 June 1989 (37 years ago)
- Registered office
- Sovereign House, Warwick Street, Coventry, CV5 6ET
- Nature of business
- Other construction installation (SIC 43290)
Glazing (SIC 43342) - Year end
- 31 January (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 January 2026
- Last confirmation statement
- 21 March 2026
- Charges (mortgages)
- 1 outstanding of 3 registered
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 Coventry
Other active installation companies (insulation, lifts, shutters and similar) registered in Coventry.
- Selby Property Services Ltd2025
- Shatin Ltd2025
- Simply Workforce Ltd2024
- Sinai Construction Ltd2019
- Skyglass Group Limited2023
- SMC Contractors Ltd2017
- Solar Optic Innovations Ltd2026
- Soleblu International Group Ltd2025
All installation companies (insulation, lifts, shutters and similar) in Coventry · All trades in Coventry · Installers across the UK
Frequently asked questions
When are Reliant Windows Limited's accounts due?
Reliant Windows Limited's next accounts are due at Companies House by 31 October 2027 (in 384 days), covering the period to 31 January 2027.
When is Reliant Windows Limited's CT600 due?
The CT600 for the period to 31 January 2027 is due at HMRC by 31 January 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2027.
Is Reliant Windows Limited still trading?
Reliant Windows 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 Reliant Windows Limited do?
Reliant Windows Limited is registered under Other construction installation (SIC 43290); Glazing (SIC 43342).
How old is Reliant Windows Limited?
Reliant Windows Limited was incorporated on 6 June 1989, 37 years ago.
What is the penalty if Reliant Windows 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 Reliant Windows 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.