- Companies
- Plumbers and heating engineers
- Chatham
- London Boiler Installs Limited
London Boiler Installs Limited
- Company number
- 10592748
- Incorporated
- 31 Jan 20179 years trading
- Registered office
- 39 the Chase, Chatham, ME4 6UP
- Nature of business
- Plumbing, heat and air-conditioning installation
London Boiler Installs Limited is a 9-year-old private limited company registered in Chatham, company number 10592748, one of 105 plumbing and heating companies in Chatham. Its next accounts are due at Companies House on 31 December 2027, and the CT600 for the period to 31 March 2027 is due at HMRC on 31 March 2028.
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 £400 (+296.3%) on the year before, to £535.
- Net assets rose in 3 of 8 year-on-year comparisons on record.
- Current assets of £25K against £8,141 owed within a year: 3.1 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 9 years, 2018 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2026 | £535 | £25K | £8,141 | 2 | |
| 31 Mar 2025 | £135 | £28K | £14K | 2 | |
| 31 Mar 2024 | -£1,746 | £8,588 | 1 | ||
| 31 Mar 2023 | £32 | £12K | 1 | ||
| 31 Mar 2022 | £80 | £14K | £1,800 | 1 | |
| 31 Jan 2021 | £188 | £23K | £9,766 | 1 | |
| 31 Jan 2020 | £1,933 | £11K | £9,173 | 1 | |
| 31 Jan 2019 | £10 | £10 | |||
| 31 Jan 2018 | £10 | £10 | £0 |
Where London Boiler Installs Limited is registered
The registered office is in Chatham (ME4), in the Medway local authority area, South East. Show ME4 6UP on a map.
Other trade companies in ME4
- N D Contracts & Consultancy LimitedCivil engineering
- Magnus Roofing & Services LtdRoofers
- C.H Cleaning Services LimitedCleaning companies
- Aircon Express UK LtdPlumbers and heating engineers
- D and J Cleaning Solutions LtdCleaning companies
- R.B.Builders and Managment LtdBuilders
- RJP Tint Solutions LtdFinishing trades
- Hotncold Solutions LtdMachinery repair and installation
What happens if London Boiler Installs 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 December 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2028 to 31 Jan 2028 | £150 |
| 1 to 3 months late | 1 Feb 2028 to 31 Mar 2028 | £375 |
| 3 to 6 months late | 1 Apr 2028 to 30 Jun 2028 | £750 |
| More than 6 months late | From 1 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 10592748
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 31 January 2017 (9 years ago)
- Registered office
- 39 the Chase, Chatham, ME4 6UP
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2026
- Last confirmation statement
- 14 May 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 Chatham
Other active plumbing and heating companies registered in Chatham.
- Lordswood Heating Services Ltd2017
- M D P Plumbing and Drainage Ltd2015
- Mackard Services Ltd2020
- Masterflue Chimney Sweeps Limited2019
- Me Cooling Limited2023
- Medway Boiler Installs Ltd2025
- Medway Plumbing Limited2016
- MJ Plumbing and Heating Services Limited2022
All plumbing and heating companies in Chatham · All trades in Chatham · Plumbers and heating engineers across the UK
Frequently asked questions
When are London Boiler Installs Limited's accounts due?
London Boiler Installs Limited's next accounts are due at Companies House by 31 December 2027 (in 443 days), covering the period to 31 March 2027.
When is London Boiler Installs Limited's CT600 due?
The CT600 for the period to 31 March 2027 is due at HMRC by 31 March 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2028.
Is London Boiler Installs Limited still trading?
London Boiler Installs 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 London Boiler Installs Limited do?
London Boiler Installs Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is London Boiler Installs Limited?
London Boiler Installs Limited was incorporated on 31 January 2017, 9 years ago.
What is the penalty if London Boiler Installs 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 London Boiler Installs 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.