- Companies
- Plumbers and heating engineers
- Leatherhead
- LNM Plumbing & Heating Limited
LNM Plumbing & Heating Limited
- Company number
- 10378063
- Incorporated
- 15 Sep 201610 years trading
- Registered office
- Windy Ridge, Effingham Common Road, Leatherhead, Surrey, KT24 5JG
- Nature of business
- Plumbing, heat and air-conditioning installation
LNM Plumbing & Heating Limited is a 10-year-old private limited company registered in Leatherhead, company number 10378063, one of 20 plumbing and heating companies in Leatherhead. Its next accounts are due at Companies House on 31 July 2027, and the CT600 for the period to 31 October 2026 is due at HMRC on 31 October 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 £7 (+4%) on the year before, to £182.
- Net assets rose in 5 of 8 year-on-year comparisons on record.
- Current assets of £11K against £8,695 owed within a year: 1.3 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 Oct 2025 | £182 | £2,353 | £11K | £8,695 | 1 |
| 31 Oct 2024 | £175 | £562 | £14K | £6,938 | 1 |
| 31 Oct 2023 | £166 | £551 | £11K | £468 | 1 |
| 31 Oct 2022 | £308 | £2,511 | £21K | £6,558 | 1 |
| 31 Oct 2021 | £1,243 | £11K | £21K | £1,352 | 1 |
| 31 Oct 2020 | £108 | £10K | £15K | £5,189 | 1 |
| 31 Oct 2019 | £375 | £2,801 | £12K | £11K | 1 |
| 31 Oct 2018 | £148 | £14K | £13K | ||
| 30 Sep 2017 | £100 | £100 |
Where LNM Plumbing & Heating Limited is registered
The registered office is in Leatherhead (KT24), in the Guildford local authority area, South East. Show KT24 5JG on a map.
Other trade companies in KT24
- Able Roofing (Dorking) LimitedBuilders
- GW Building LimitedFinishing trades
- Fulbrookairconditioningservices LimitedPlumbers and heating engineers
- Ashcroft Home Improvements LimitedInstallers
- Total Landscaping LtdLandscapers and gardeners
- Sterling Facilities LtdCleaning companies
- Ground Up Contractors LtdBuilders
- Marvel Plumbing and Heating LtdPlumbers and heating engineers
What happens if LNM Plumbing & Heating 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 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Aug 2027 to 31 Aug 2027 | £150 |
| 1 to 3 months late | 1 Sep 2027 to 31 Oct 2027 | £375 |
| 3 to 6 months late | 1 Nov 2027 to 31 Jan 2028 | £750 |
| More than 6 months late | From 1 Feb 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Nov 2027 | £200 |
| 3 months late | 31 Jan 2028 | another £200 |
| 6 months late | 30 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Oct 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
- 10378063
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 15 September 2016 (10 years ago)
- Registered office
- Windy Ridge, Effingham Common Road, Leatherhead, Surrey, KT24 5JG
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 October (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 17 February 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 Leatherhead
Other active plumbing and heating companies registered in Leatherhead.
- Lycans Gas Utilities Limited2016
- M&Tplumbingandheating Ltd2022
- Marvel Plumbing and Heating Ltd2026
- Orchard Plumbing and Heating (Basingstoke) Limited2015
- Plumbtastic & Daughter Ltd2026
- Plumbtastic Limited2009
- Silverback Plumbing Ltd2024
- TBG City Limited2025
All plumbing and heating companies in Leatherhead · All trades in Leatherhead · Plumbers and heating engineers across the UK
Frequently asked questions
When are LNM Plumbing & Heating Limited's accounts due?
LNM Plumbing & Heating Limited's next accounts are due at Companies House by 31 July 2027 (in 291 days), covering the period to 31 October 2026.
When is LNM Plumbing & Heating Limited's CT600 due?
The CT600 for the period to 31 October 2026 is due at HMRC by 31 October 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 August 2027.
Is LNM Plumbing & Heating Limited still trading?
LNM Plumbing & Heating 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 LNM Plumbing & Heating Limited do?
LNM Plumbing & Heating Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is LNM Plumbing & Heating Limited?
LNM Plumbing & Heating Limited was incorporated on 15 September 2016, 10 years ago.
What is the penalty if LNM Plumbing & Heating 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 LNM Plumbing & Heating 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.