- Companies
- Installers
- London
- W & Yan Maintenance Service Limited
W & Yan Maintenance Service Limited
- Company number
- 09711386
- Incorporated
- 30 Jul 201511 years trading
- Registered office
- Flat 2, 29, Gerrard Street, London, W1D 6JR
- Nature of business
- Other construction installation
W & Yan Maintenance Service Limited is a 11-year-old private limited company registered in London, company number 09711386, one of 2,278 installation companies (insulation, lifts, shutters and similar) in London. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 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 £5,127 (-3.1%) on the year before, to £159K.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £232K against £73K owed within a year: 3.2 times cover.
- 5 employees on average during the year.
- 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 Jul 2025 | £159K | £223K | £232K | £73K | 5 |
| 31 Jul 2024 | £164K | £236K | £244K | £81K | 5 |
| 31 Jul 2023 | £122K | £200K | £206K | £88K | 6 |
| 31 Jul 2022 | £50K | £110K | £115K | £73K | 5 |
| 31 Jul 2021 | £10K | £83K | £87K | £89K | 5 |
| 31 Jul 2020 | £26K | £61K | £75K | £71K | 5 |
| 31 Jul 2019 | £52K | £81K | £87K | £36K | 5 |
| 31 Jul 2018 | £37K | £69K | £84K | £49K | 5 |
| 31 Jul 2017 | £25K | £80K | £88K | £65K | 5 |
| 31 Jul 2016 | £902 | £30K | £29K |
Where W & Yan Maintenance Service Limited is registered
The registered office is in London (W1D), in the Westminster local authority area, London. Show W1D 6JR on a map.
Other trade companies in W1D
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- Cortavique Group LtdGroundworks and demolition
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- Urban Elix Grand Solutions LtdProperty developers
- Real-X (Trading) LimitedProperty developers
- Clobotics UK LtdMachinery repair and installation
What happens if W & Yan Maintenance Service 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 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2027 to 31 May 2027 | £150 |
| 1 to 3 months late | 1 Jun 2027 to 31 Jul 2027 | £375 |
| 3 to 6 months late | 1 Aug 2027 to 31 Oct 2027 | £750 |
| More than 6 months late | From 1 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 09711386
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 30 July 2015 (11 years ago)
- Registered office
- Flat 2, 29, Gerrard Street, London, W1D 6JR
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 31 July (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 20 January 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 London
Other active installation companies (insulation, lifts, shutters and similar) registered in London.
- W.H.W. Refurbishments Limited2003
- Wader Construction Limited2026
- Wall&Wall UK Ltd2020
- Wallguard Ltd2026
- Walthamstow Builders Ltd2019
- Wana Property Solutions Ltd2026
- Warlock Metal Work Ltd2026
- Warm Lofts Ltd2026
All installation companies (insulation, lifts, shutters and similar) in London · All trades in London · Installers across the UK
Frequently asked questions
When are W & Yan Maintenance Service Limited's accounts due?
W & Yan Maintenance Service Limited's next accounts are due at Companies House by 30 April 2027 (in 199 days), covering the period to 31 July 2026.
When is W & Yan Maintenance Service Limited's CT600 due?
The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.
Is W & Yan Maintenance Service Limited still trading?
W & Yan Maintenance Service 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 W & Yan Maintenance Service Limited do?
W & Yan Maintenance Service Limited is registered under Other construction installation (SIC 43290).
How old is W & Yan Maintenance Service Limited?
W & Yan Maintenance Service Limited was incorporated on 30 July 2015, 11 years ago.
What is the penalty if W & Yan Maintenance Service 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 W & Yan Maintenance Service 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.