- Companies
- Plumbers and heating engineers
- London
- LJ Gas & Heating Ltd
LJ Gas & Heating Ltd
- Company number
- 10193260
- Incorporated
- 23 May 201610 years trading
- Registered office
- 73 Kentish Town Road, London, NW1 8NY
- Nature of business
- Plumbing, heat and air-conditioning installation
LJ Gas & Heating Ltd is a 10-year-old private limited company registered in London, company number 10193260, one of 2,972 plumbing and heating companies in London. 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.
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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 £2,526 (+679%) on the year before, to £2,898.
- Net assets rose in 6 of 8 year-on-year comparisons on record.
- 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 | £2,898 | £4,005 | £1,109 | 1 | |
| 31 May 2024 | £372 | £2,101 | £2,276 | 1 | |
| 31 May 2023 | £126 | £2,459 | £3,600 | 0 | |
| 31 May 2022 | £116 | £1,162 | £3,033 | 0 | |
| 31 May 2021 | £299 | £1,649 | £742 | 0 | |
| 31 May 2020 | £1,908 | £2,733 | £1,425 | 0 | |
| 31 May 2019 | £568 | £2,858 | £4,098 | ||
| 31 May 2018 | £564 | £991 | £3,139 | ||
| 31 May 2017 | £147 | £6,367 | £9,836 |
Where LJ Gas & Heating Ltd is registered
The registered office is in London (NW1), in the Camden local authority area, London. Show NW1 8NY on a map.
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Also registered at this address
2 other companies use the same registered office as LJ Gas & Heating Ltd.
- Demand Heating LtdPlumbers and heating engineers
- M B G Services (UK) LtdInstallers
What happens if LJ Gas & Heating 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 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
- 10193260
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 23 May 2016 (10 years ago)
- Registered office
- 73 Kentish Town Road, London, NW1 8NY
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 May (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 May 2025
- Last confirmation statement
- 22 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 London
Other active plumbing and heating companies registered in London.
- LJC Building Solution Technology Ltd2026
- LK Plumbing & Heating Limited2017
- LKP Consulting Ltd2019
- Lmao Limited2025
- LMT Plumbing Ltd2022
- Lmvconstruction Ltd2022
- LN Plumbing & Heating Limited2020
- LNM Building Services Ltd2013
All plumbing and heating companies in London · All trades in London · Plumbers and heating engineers across the UK
Frequently asked questions
When are LJ Gas & Heating Ltd's accounts due?
LJ Gas & Heating Ltd's next accounts are due at Companies House by 28 February 2027 (in 138 days), covering the period to 31 May 2026.
When is LJ Gas & Heating Ltd'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 LJ Gas & Heating Ltd still trading?
LJ Gas & Heating 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 LJ Gas & Heating Ltd do?
LJ Gas & Heating Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is LJ Gas & Heating Ltd?
LJ Gas & Heating Ltd was incorporated on 23 May 2016, 10 years ago.
What is the penalty if LJ Gas & Heating 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 LJ Gas & Heating 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.