- Companies
- Plumbers and heating engineers
- Isleworth
- James Plumbing and Heating Limited
James Plumbing and Heating Limited
- Company number
- 15946562
- Incorporated
- 10 Sep 20242 years trading
- Registered office
- A M S South Street House, 51 South Street, Isleworth, Middlesex, TW7 7AA
- Nature of business
- Plumbing, heat and air-conditioning installation
James Plumbing and Heating Limited is a 2-year-old private limited company registered in Isleworth, company number 15946562, one of 29 plumbing and heating companies in Isleworth. Its next accounts are due at Companies House on 30 June 2027, and the CT600 for the period to 30 September 2026 is due at HMRC on 30 September 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 30 September 2025, as filed at Companies House.
Where James Plumbing and Heating Limited is registered
The registered office is in Isleworth (TW7), in the Hounslow local authority area, London. Show TW7 7AA on a map.
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- V&R Construction Group LtdBuilders
- Gio Construction LimitedBuilders
- S & H Bodywork LtdMechanics and garages
- KS Garage Isleworth LtdMotor traders
- C Wiseman Services LtdCleaning companies
- Avenida Developments LtdProperty developers
- Courtesy Cars Group UK LtdMotor traders
Also registered at this address
23 other companies use the same registered office as James Plumbing and Heating Limited.
- A.Bayes Services Ltd.Scaffolders
- Bellpark Developments LimitedProperty developers
- Buch Construction LimitedSpecialist contractors
- Calton Development LimitedProperty developers
- Cda 1 LimitedSpecialist contractors
- City Electrical LimitedElectricians
- Creative Developments Properties LimitedProperty developers
- CSM Design LtdProperty developers
- Elysian Developments Group LimitedProperty developers
- Elysian One LimitedProperty developers
- Elysian the Drive LimitedProperty developers
- Formwork Engineering Consultancies LimitedSpecialist contractors
- FRG Services LimitedPainters and decorators
- Fruit and Barley LimitedInstallers
- Heating & Oven Technology LimitedMachinery repair and installation
- Iconic Building Services LimitedBuilders
- Irt Electrical Services LimitedElectricians
- James Electrical Services LtdElectricians
- Landmark Building Services LtdBuilders
- Mark Curtis Roofing Services LimitedRoofers
- Stop Digging Warwickshire LimitedGroundworks and demolition
- The Tyre Rack Auto Repair LimitedMechanics and garages
- Volen2024 LimitedJoiners and carpenters
What happens if James Plumbing and 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 30 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2027 to 31 Jul 2027 | £150 |
| 1 to 3 months late | 1 Aug 2027 to 30 Sep 2027 | £375 |
| 3 to 6 months late | 1 Oct 2027 to 31 Dec 2027 | £750 |
| More than 6 months late | From 1 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 15946562
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 10 September 2024 (2 years ago)
- Registered office
- A M S South Street House, 51 South Street, Isleworth, Middlesex, TW7 7AA
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 September (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 9 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 Isleworth
Other active plumbing and heating companies registered in Isleworth.
- Kannon Gas Ltd2021
- M K Plumbing & Heating Engineers Limited2010
- MDV Heating & Plumbing Ltd2018
- My Home Supply Limited2025
- P S Plumbing Limited2015
- Pure Grid Energy Ltd2026
- S Knight Services Ltd2025
- Smart Home Gas Ltd2021
All plumbing and heating companies in Isleworth · All trades in Isleworth · Plumbers and heating engineers across the UK
Frequently asked questions
When are James Plumbing and Heating Limited's accounts due?
James Plumbing and Heating Limited's next accounts are due at Companies House by 30 June 2027 (in 260 days), covering the period to 30 September 2026.
When is James Plumbing and Heating Limited's CT600 due?
The CT600 for the period to 30 September 2026 is due at HMRC by 30 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2027.
Is James Plumbing and Heating Limited still trading?
James Plumbing and Heating Limited is listed as active on the Companies House register (checked 13 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 James Plumbing and Heating Limited do?
James Plumbing and Heating Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is James Plumbing and Heating Limited?
James Plumbing and Heating Limited was incorporated on 10 September 2024, 2 years ago.
What is the penalty if James Plumbing and 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 James Plumbing and Heating Limited on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.