- Companies
- Plumbers and heating engineers
- London
- Launch Mechanical Ltd
Launch Mechanical Ltd
- Company number
- 13544238
- Incorporated
- 2 Aug 20215 years trading
- Registered office
- Unit A3 Broomsleigh Business Park, Worsley Bridge Road, London, SE26 5BN
- Nature of business
- Plumbing, heat and air-conditioning installation
Launch Mechanical Ltd is a 5-year-old private limited company registered in London, company number 13544238, one of 2,972 plumbing and heating companies in London. Its next accounts are due at Companies House on 30 May 2027, and the CT600 for the period to 30 August 2026 is due at HMRC on 30 August 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 up £8,592 (+3.4%) on the year before, to £264K.
- Net assets rose in 3 of 3 year-on-year comparisons on record.
- Current assets of £792K against £555K owed within a year: 1.4 times cover.
- 9 employees on average, up from 6 the year before.
- Balance sheets on record for 4 years, 2022 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Aug 2025 | £264K | £181K | £792K | £555K | 9 |
| 31 Aug 2024 | £255K | £24K | £445K | £222K | 6 |
| 31 Aug 2023 | £144K | £49K | £263K | £155K | 4 |
| 31 Aug 2022 | £99K | £3,368 | £247K | £148K | 0 |
Where Launch Mechanical Ltd is registered
The registered office is in London (SE26), in the Lewisham local authority area, London. Show SE26 5BN on a map.
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- Liberty Pest Control LimitedCleaning companies
Shared registered office
38 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Launch Mechanical Ltd 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 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 31 May 2027 to 30 Jun 2027 | £150 |
| 1 to 3 months late | 1 Jul 2027 to 30 Aug 2027 | £375 |
| 3 to 6 months late | 31 Aug 2027 to 30 Nov 2027 | £750 |
| More than 6 months late | From 1 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 31 Aug 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Aug 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
- 13544238
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 2 August 2021 (5 years ago)
- Registered office
- Unit A3 Broomsleigh Business Park, Worsley Bridge Road, London, SE26 5BN
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 August (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 8 September 2026
Filing notes for plumbing and heating companies
Plumbing and heating companies frequently work under CIS for main contractors and also directly for homeowners, so turnover can mix CIS and non-CIS income.
Similar companies in London
Other active plumbing and heating companies registered in London.
- Laurence Cole Bathrooms Ltd2023
- Law Plumbing and Heating (London) Ltd2020
- LB Gas & Heating Ltd2023
- LCL Heating & Cooling Limited2026
- LCM Plumbing&Heating Limited2026
- Lde Plumbing and Heating Ltd2025
- Leak Detect Ltd2026
- Leak Rescue Ltd2025
All plumbing and heating companies in London · All trades in London · Plumbers and heating engineers across the UK
Frequently asked questions
When are Launch Mechanical Ltd's accounts due?
Launch Mechanical Ltd's next accounts are due at Companies House by 30 May 2027 (in 230 days), covering the period to 30 August 2026.
When is Launch Mechanical Ltd's CT600 due?
The CT600 for the period to 30 August 2026 is due at HMRC by 30 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 31 May 2027.
Is Launch Mechanical Ltd still trading?
Launch Mechanical Ltd 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 Launch Mechanical Ltd do?
Launch Mechanical Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Launch Mechanical Ltd?
Launch Mechanical Ltd was incorporated on 2 August 2021, 5 years ago.
What is the penalty if Launch Mechanical Ltd 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 Launch Mechanical Ltd 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.