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- Thames Heating Limited
Company profile · Plumbers and heating engineers
Thames Heating Limited
Thames Heating Limited is a 25-year-old private limited company registered in Sevenoaks, company number 04281535, one of 60 plumbing and heating companies in Sevenoaks. 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.
Thames Heating Limited over the years
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 down £900 (-91%) on the year before, to £89.
- Net assets rose in 3 of 9 year-on-year comparisons on record.
- Current assets of £30K against £32K owed within a year: 0.9 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 Sep 2025 | £89 | £30K | £32K | 1 | |
| 30 Sep 2024 | £989 | £26K | £22K | 1 | |
| 30 Sep 2023 | £1,116 | £21K | £28K | 1 | |
| 30 Sep 2022 | £642 | £21K | £31K | 1 | |
| 30 Sep 2021 | £729 | £26K | £37K | 1 | |
| 30 Sep 2020 | £444 | £37K | £52K | 1 | |
| 30 Sep 2019 | £14K | £48K | £42K | 1 | |
| 30 Sep 2018 | £8,446 | £4,358 | £42K | £43K | |
| 30 Sep 2017 | £11K | £24K | £50K | £41K | |
| 30 Sep 2016 | £17K | £34K | £80K | £64K |
Who runs and owns Thames Heating Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (2)
| Name | Role | Appointed |
|---|---|---|
| S*** W*** | Director | Oct 2004 |
| K*** J*** | Secretary | Sep 2001 |
3 former officers
| Name | Role | Appointed | Left |
|---|---|---|---|
| Apex Company Services Limited | Corporate Nominee Secretary | Sep 2001 | Sep 2001 |
| N*** K*** | Director | Sep 2001 | Nov 2007 |
| Apex Nominees Limited | Nominee director (company) | Sep 2001 | Sep 2001 |
Person with significant control
Where Thames Heating Limited is registered
The registered office is in Sevenoaks (TN14), in the Bromley local authority area, London. Show TN14 7QA on a map.
Other trade companies in TN14
- Hawkers Aviation LimitedMachinery repair and installation
- Ceclean LtdMechanics and garages
- Fortress Roofing and Developments LtdRoofers
- Pivot and Jewels LtdRepair services
- MT Roofing and Damp Proofing LtdRoofers
- Goliath Group London LtdProperty developers
- Rel Home Care Services LtdCleaning companies
- UK Portfolioworks LtdProperty developers
What happens if Thames 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
- 04281535
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 4 September 2001 (25 years ago)
- Registered office
- 11 Westfield Cottage, Cudham Lane South, Sevenoaks, Kent, TN14 7QA
- 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
- 4 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 Sevenoaks
Other active plumbing and heating companies registered in Sevenoaks.
- TJD Plumbing Heating & Gas Ltd2012
- Tolley and Littlewood Limited1959
- Vision Plumbing Limited2018
- VMF Heating & Plumbing Limited2020
- West Kent Heating & Gas Services Ltd2024
- Ab Stan’S Heating Limited2025
- Air Cool Environmental Ltd2002
- Allister Tulett Plumbing and Heating Limited2013
All plumbing and heating companies in Sevenoaks · All trades in Sevenoaks · Plumbers and heating engineers across the UK
Frequently asked questions
When are Thames Heating Limited's accounts due?
Thames Heating Limited's next accounts are due at Companies House by 30 June 2027 (in 261 days), covering the period to 30 September 2026.
When is Thames 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 Thames Heating Limited still trading?
Thames Heating Limited is listed as active on the Companies House register (checked 12 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 Thames Heating Limited do?
Thames Heating Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Thames Heating Limited?
Thames Heating Limited was incorporated on 4 September 2001, 25 years ago.
Who runs Thames Heating Limited?
Thames Heating Limited has 1 active director, the longest-serving appointed in Oct 2004. Their names and service addresses are on the Companies House register.
Who owns Thames Heating Limited?
One person or company has significant control of Thames Heating Limited: an individual (owns 75% or more of the shares).
What is the penalty if Thames 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 Thames Heating Limited on Companies House for filed documents, officers and the full history.
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Based on the Companies House register (snapshot 1 Oct 2026, rechecked 12 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.