- Companies
- Plumbers and heating engineers
- Addlestone
- James Cox Plumbing and Heating Limited
James Cox Plumbing and Heating Limited
- Company number
- 08775889
- Incorporated
- 14 Nov 201312 years trading
- Registered office
- 47 Kingston Rise, New Haw, Addlestone, KT15 3EX
- Nature of business
- Plumbing, heat and air-conditioning installation
James Cox Plumbing and Heating Limited is a 12-year-old private limited company registered in Addlestone, company number 08775889, one of 20 plumbing and heating companies in Addlestone. Its next accounts are due at Companies House on 5 January 2027, and the CT600 for the period to 5 April 2026 is due at HMRC on 5 April 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 £129 (+3.8%) on the year before, to £3,554.
- Net assets rose in 8 of 9 year-on-year comparisons on record.
- Current assets of £18K against £19K owed within a year: 1.0 times cover.
- 2 employees 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 |
|---|---|---|---|---|---|
| 5 Apr 2025 | £3,554 | £554 | £18K | £19K | 2 |
| 5 Apr 2024 | £3,425 | £869 | £22K | £24K | 2 |
| 5 Apr 2023 | £3,419 | £355 | £15K | £16K | 2 |
| 5 Apr 2022 | £3,393 | £14K | £24K | £23K | 2 |
| 5 Apr 2021 | £3,385 | £3,935 | £21K | £17K | 3 |
| 5 Apr 2020 | £3,265 | £2,180 | £19K | £29K | 3 |
| 5 Apr 2019 | £3,229 | £1,641 | £19K | £27K | 3 |
| 5 Apr 2018 | £3,115 | £1,443 | £13K | £34K | 1 |
| 5 Apr 2017 | £3,546 | £22K | £61K | ||
| 5 Apr 2016 | £1,183 | £933 | £3,384 | £61K |
Where James Cox Plumbing and Heating Limited is registered
The registered office is in Addlestone (KT15), in the Runnymede local authority area, South East. Show KT15 3EX on a map.
Other trade companies in KT15
- PF Developments LtdProperty developers
- H.S Roofing & Property Maintenance LtdRoofers
- Groves Investments LimitedProperty developers
- Belison LimitedProperty developers
- Chamberlain & Son Plumbing Heating Boilers LimitedPlumbers and heating engineers
- Blake Projects LtdBuilders
- DDP Bespoke Flooring LtdFloor and wall tilers
- Primevolt Electrical Solutions LtdElectricians
What happens if James Cox 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 5 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 6 Jan 2027 to 5 Feb 2027 | £150 |
| 1 to 3 months late | 6 Feb 2027 to 5 Apr 2027 | £375 |
| 3 to 6 months late | 6 Apr 2027 to 5 Jul 2027 | £750 |
| More than 6 months late | From 6 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 6 Apr 2027 | £200 |
| 3 months late | 5 Jul 2027 | another £200 |
| 6 months late | 5 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 5 Apr 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
- 08775889
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 14 November 2013 (12 years ago)
- Registered office
- 47 Kingston Rise, New Haw, Addlestone, KT15 3EX
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 5 April (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 5 April 2025
- Last confirmation statement
- 14 November 2025
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 Addlestone
Other active plumbing and heating companies registered in Addlestone.
- L Mach Heating Ltd2022
- Mutters Ltd2025
- Origin Heating Ltd2019
- RB Plumbing and Central Heating Ltd2013
- RJG Heating & Plumbing Limited2025
- RMP Group Limited2015
- Rosekey Limited2000
- SMV Heating & Plumbing Limited2017
All plumbing and heating companies in Addlestone · All trades in Addlestone · Plumbers and heating engineers across the UK
Frequently asked questions
When are James Cox Plumbing and Heating Limited's accounts due?
James Cox Plumbing and Heating Limited's next accounts are due at Companies House by 5 January 2027 (in 83 days), covering the period to 5 April 2026.
When is James Cox Plumbing and Heating Limited's CT600 due?
The CT600 for the period to 5 April 2026 is due at HMRC by 5 April 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 6 January 2027.
Is James Cox Plumbing and Heating Limited still trading?
James Cox Plumbing and 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 James Cox Plumbing and Heating Limited do?
James Cox Plumbing and Heating Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is James Cox Plumbing and Heating Limited?
James Cox Plumbing and Heating Limited was incorporated on 14 November 2013, 12 years ago.
What is the penalty if James Cox 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 Cox 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). 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.