- Companies
- Plumbers and heating engineers
- London
- Londinium Plumbing & Heating Limited
Londinium Plumbing & Heating Limited
- Company number
- 08302261
- Incorporated
- 21 Nov 201213 years trading
- Registered office
- Unit 2 Hill View Studios, 160 Eltham Hill, London, SE9 5EA
- Nature of business
- Plumbing, heat and air-conditioning installation
Londinium Plumbing & Heating Limited is a 13-year-old private limited company registered in London, company number 08302261, one of 2,972 plumbing and heating companies in London. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 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 £1,075 (+152.1%) on the year before, to £1,782.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £24K against £20K owed within a year: 1.2 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Nov 2025 | £1,782 | £24K | £20K | 1 | |
| 30 Nov 2024 | £707 | £23K | £20K | 1 | |
| 30 Nov 2023 | £853 | £16K | £10K | 1 | |
| 30 Nov 2022 | £429 | £19K | £19K | 1 | |
| 30 Nov 2021 | £330 | £19K | £19K | 1 | |
| 30 Nov 2020 | £945 | £12K | £14K | 1 | |
| 30 Nov 2019 | £352 | £6,320 | £6,320 | £7,448 | 0 |
| 30 Nov 2018 | £3,036 | £5,820 | £15K | £14K | 1 |
| 30 Nov 2017 | £257 | £22 | £6,621 | £9,324 | |
| 30 Nov 2016 | £13K | £28K | £18K |
Where Londinium Plumbing & Heating Limited is registered
The registered office is in London (SE9), in the Greenwich local authority area, London. Show SE9 5EA on a map.
Other trade companies in SE9
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- M.A Developments (Ramsgate) LimitedProperty developers
- Sanchez Dec LtdPainters and decorators
- Yoi As LtdBuilders
- Interfix LtdSpecialist contractors
- South East London Locksmith LimitedSpecialist contractors
- S&O Maintenance LimitedInstallers
- Colvin Construction LimitedBuilders
Also registered at this address
1 other company uses the same registered office as Londinium Plumbing & Heating Limited.
- Adn Building Contractors LimitedSpecialist contractors
What happens if Londinium 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 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 08302261
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 November 2012 (13 years ago)
- Registered office
- Unit 2 Hill View Studios, 160 Eltham Hill, London, SE9 5EA
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 9 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.
- London & Surrey Water Services Ltd2015
- London & Surrey Gas Services Limited2018
- London Ac Limited2016
- London Air Con & Heat Ltd2026
- London Air Conditioning Group Ltd2026
- London Boiler Care Ltd2026
- London City Drains Ltd2022
- London City Plumbers Limited2018
All plumbing and heating companies in London · All trades in London · Plumbers and heating engineers across the UK
Frequently asked questions
When are Londinium Plumbing & Heating Limited's accounts due?
Londinium Plumbing & Heating Limited's next accounts are due at Companies House by 31 August 2027 (in 322 days), covering the period to 30 November 2026.
When is Londinium Plumbing & Heating Limited's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is Londinium Plumbing & Heating Limited still trading?
Londinium 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 Londinium Plumbing & Heating Limited do?
Londinium Plumbing & Heating Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Londinium Plumbing & Heating Limited?
Londinium Plumbing & Heating Limited was incorporated on 21 November 2012, 13 years ago.
What is the penalty if Londinium 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 Londinium 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.