- Companies
- Machinery repair and installation
- Birmingham
- Window and Lock Limited
Window and Lock Limited
- Company number
- 10184302
- Incorporated
- 17 May 201610 years trading
- Registered office
- 370 Walsall Road, Birmingham, West Midlands, B42 2LX
- Nature of business
- Repair of other equipment
Window and Lock Limited is a 10-year-old private limited company registered in Birmingham, company number 10184302, one of 291 machinery repair and installation companies in Birmingham. Its next accounts are due at Companies House on 28 February 2027, and the CT600 for the period to 31 May 2026 is due at HMRC on 31 May 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for Window and Lock LimitedOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
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 up £12K on the year before, to £12K.
- Net assets rose in 6 of 8 year-on-year comparisons on record.
- Current assets of £29K against £8,538 owed within a year: 3.4 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 9 years, 2017 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 May 2025 | £12K | £29K | £8,538 | 1 | |
| 31 May 2024 | £24 | £33K | £13K | 1 | |
| 31 May 2023 | -£5,442 | £25K | £9,037 | 2 | |
| 31 May 2022 | £2,381 | £43K | £6,466 | 1 | |
| 31 May 2021 | £24K | £68K | £11K | 2 | |
| 31 May 2020 | £18K | £37K | £26K | 2 | |
| 31 May 2019 | £15K | £56K | £48K | 2 | |
| 31 May 2018 | £988 | £34K | £41K | 3 | |
| 31 May 2017 | £10 | £10 |
Where Window and Lock Limited is registered
The registered office is in Birmingham (B42), in the Birmingham local authority area, West Midlands. Show B42 2LX on a map.
Other trade companies in B42
- Dosanjh Midlands LtdMachinery repair and installation
- Lucent Professional Services LtdCleaning companies
- Acutus Surface Care LtdCleaning companies
- The Duque Touch LtdCleaning companies
- 7 Star Building Construction LimitedBuilders
- Automotive P D LimitedMechanics and garages
- Kemite Auto LtdMotor traders
- Sim Enterprise LtdFinishing trades
What happens if Window and Lock 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 28 February 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2027 to 31 Mar 2027 | £150 |
| 1 to 3 months late | 1 Apr 2027 to 31 May 2027 | £375 |
| 3 to 6 months late | 1 Jun 2027 to 31 Aug 2027 | £750 |
| More than 6 months late | From 1 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2027 | £200 |
| 3 months late | 31 Aug 2027 | another £200 |
| 6 months late | 30 Nov 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- 10184302
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 May 2016 (10 years ago)
- Registered office
- 370 Walsall Road, Birmingham, West Midlands, B42 2LX
- Nature of business
- Repair of other equipment (SIC 33190)
- Year end
- 31 May (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 May 2025
- Last confirmation statement
- 16 May 2026
Filing notes for machinery repair and installation companies
Machinery repair and installation companies often carry parts stock and specialist tools, and many work on contracts that span the year end.
Similar companies in Birmingham
Other active machinery repair and installation companies registered in Birmingham.
- Windscreen Specialists Nationwide Ltd2025
- Wythall Heating Services Limited2009
- Yiam Group Ltd2020
- 10042040 Limited2016
- 1ST Call 4 Service Limited2003
- 4 Stars Group Ltd2026
- A Consultants Limited2014
- A I Air-Conditioning & Renewables Limited2026
All machinery repair and installation companies in Birmingham · All trades in Birmingham · Machinery repair and installation across the UK
Frequently asked questions
When are Window and Lock Limited's accounts due?
Window and Lock Limited's next accounts are due at Companies House by 28 February 2027 (in 139 days), covering the period to 31 May 2026.
When is Window and Lock Limited's CT600 due?
The CT600 for the period to 31 May 2026 is due at HMRC by 31 May 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2027.
Is Window and Lock Limited still trading?
Window and Lock 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 Window and Lock Limited do?
Window and Lock Limited is registered under Repair of other equipment (SIC 33190).
How old is Window and Lock Limited?
Window and Lock Limited was incorporated on 17 May 2016, 10 years ago.
What is the penalty if Window and Lock 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 Window and Lock 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.