- Company number
- 04300069
- Incorporated
- 5 Oct 200125 years trading
- Registered office
- Francis House, 2 Park Road, Barnet, Herts, EN5 5RN
- Nature of business
- Glazing
Olympus Window Systems UK Limited is a 25-year-old private limited company registered in Barnet, company number 04300069, one of 5 glazing companies in Barnet. 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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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 £34K (-65%) on the year before, to £18K.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £73K against £71K owed within a year: 1.0 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Oct 2025 | £18K | £73K | £71K | 0 | |
| 31 Oct 2024 | £52K | £86K | £73K | 3 | |
| 31 Oct 2023 | £43K | £75K | £49K | 3 | |
| 31 Oct 2022 | £74K | £144K | £93K | 3 | |
| 31 Oct 2021 | £66K | £127K | £91K | 4 | |
| 31 Oct 2020 | £29K | £75K | £57K | 3 | |
| 31 Oct 2019 | £30K | £86K | £70K | 4 | |
| 31 Oct 2018 | £20K | £132K | £133K | ||
| 31 Oct 2017 | £19K | £110K | £116K | ||
| 31 Oct 2016 | £17K | £1,176 | £97K | £88K |
Where Olympus Window Systems UK Limited is registered
The registered office is in Barnet (EN5), in the Barnet local authority area, London. Show EN5 5RN on a map.
Other trade companies in EN5
- Paysa Gas LtdPlumbers and heating engineers
- Greatway Business LtdInstallers
- Je Mobile Tyres LtdMechanics and garages
- Barnet Air LtdPlumbers and heating engineers
- Hutch Electrical LtdElectricians
- Nexflow Mechanical LtdSpecialist contractors
- A J Plant LtdMotor traders
- Plumbing365 LtdPlumbers and heating engineers
Also registered at this address
22 other companies use the same registered office as Olympus Window Systems UK Limited.
- All Alex LtdFloor and wall tilers
- Alphabet Interiors LtdInstallers
- Arkadia Energy Solutions LimitedElectricians
- Barnet Churchill Developers LtdProperty developers
- Capsy Developments LimitedProperty developers
- Convene Construction LtdBuilders
- Du Flooring LtdFloor and wall tilers
- Elit Trading LtdMotor traders
- Geodomi LtdCivil engineering
- Geometris LimitedCivil engineering
- Harry Durham Construction LtdJoiners and carpenters
- Hoppers Road Development LtdProperty developers
- Mark Steven LimitedRoofers
- Mode Construction Services LimitedProperty developers
- Mode Properties LtdProperty developers
- Neomed UK LimitedMachinery repair and installation
- Okr Developments LtdProperty developers
- SMC5 LimitedProperty developers
- Stovells Property Services LtdBuilders
- Tiptop Contractors LimitedFinishing trades
- Valdis Design & Construction LtdFinishing trades
- Virtual 7 Race Engineering LimitedMechanics and garages
What happens if Olympus Window Systems UK 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
- 04300069
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 5 October 2001 (25 years ago)
- Registered office
- Francis House, 2 Park Road, Barnet, Herts, EN5 5RN
- Nature of business
- Glazing (SIC 43342)
- Year end
- 31 October (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 4 October 2025
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 Barnet
Other active glazing companies registered in Barnet.
- Wembley Windows (S.C.) Limited1994
- Wembley Windows (Trade) Limited1999
- Absolute Glazing and Services Ltd2016
- Classic Glass Ltd2014
All glazing companies in Barnet · All trades in Barnet · Glaziers across the UK
Frequently asked questions
When are Olympus Window Systems UK Limited's accounts due?
Olympus Window Systems UK Limited's next accounts are due at Companies House by 31 July 2027 (in 291 days), covering the period to 31 October 2026.
When is Olympus Window Systems UK 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 Olympus Window Systems UK Limited still trading?
Olympus Window Systems UK 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 Olympus Window Systems UK Limited do?
Olympus Window Systems UK Limited is registered under Glazing (SIC 43342).
How old is Olympus Window Systems UK Limited?
Olympus Window Systems UK Limited was incorporated on 5 October 2001, 25 years ago.
What is the penalty if Olympus Window Systems UK 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 Olympus Window Systems UK 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.