- Companies
- Plumbers and heating engineers
- Chinnor
- Heat Horizons Limited
Heat Horizons Limited
- Company number
- 16167809
- Incorporated
- 7 Jan 20251 year trading
- Registered office
- Sanderum House, Oakley Road, Chinnor, OX39 4TW
- Nature of business
- Plumbing, heat and air-conditioning installation
Heat Horizons Limited is a 1-year-old private limited company registered in Chinnor, company number 16167809, one of 14 plumbing and heating companies in Chinnor. Its next accounts are due at Companies House on 7 January 2027, and its first CT600 is due at HMRC on 6 January 2027.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where Heat Horizons Limited is registered
The registered office is in Chinnor (OX39), in the South Oxfordshire local authority area, South East. Show OX39 4TW on a map.
Other trade companies in OX39
- Flair Renewables LtdElectricians
- LJM Jointing LtdElectricians
- JK Drainage & Plumbing LtdPlumbers and heating engineers
- M&P Scaffolding Services LimitedScaffolders
- Illusion LtdPainters and decorators
- MLS Plumbing and Heating LtdPlumbers and heating engineers
- Housemartin Energy Solutions LtdElectricians
- Ajce Developments LimitedProperty developers
Also registered at this address
3 other companies use the same registered office as Heat Horizons Limited.
- Bijou Living LimitedProperty developers
- McGimpsey Vallis LimitedElectricians
- Zest Developments LimitedBuilders
What happens if Heat Horizons 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 7 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 8 Jan 2027 to 7 Feb 2027 | £150 |
| 1 to 3 months late | 8 Feb 2027 to 7 Apr 2027 | £375 |
| 3 to 6 months late | 8 Apr 2027 to 7 Jul 2027 | £750 |
| More than 6 months late | From 8 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Mar 2027 | £200 |
| 3 months late | 28 May 2027 | another £200 |
| 6 months late | 28 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 16167809
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 7 January 2025 (1 year ago)
- Registered office
- Sanderum House, Oakley Road, Chinnor, OX39 4TW
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 28 February (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 6 January 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 Chinnor
Other active plumbing and heating companies registered in Chinnor.
- JK Drainage & Plumbing Ltd2026
- KL Heating and Plumbing Services Limited2025
- Matney Interiors Ltd2025
- MLS Plumbing and Heating Ltd2025
- N Dugmore Plumbing and Heating Ltd2022
- O'Toole Plumbing and Heating Limited2019
- Oak Hill Gas Limited2023
- Oxhand Limited2018
All plumbing and heating companies in Chinnor · All trades in Chinnor · Plumbers and heating engineers across the UK
Frequently asked questions
When are Heat Horizons Limited's accounts due?
Heat Horizons Limited's next accounts are due at Companies House by 7 January 2027 (in 86 days), covering the period to 28 February 2026.
When is Heat Horizons Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 6 January 2026, due by 6 January 2027, and one for the period to 28 February 2026, due by 28 February 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Heat Horizons Limited still trading?
Heat Horizons 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 Heat Horizons Limited do?
Heat Horizons Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Heat Horizons Limited?
Heat Horizons Limited was incorporated on 7 January 2025, 1 year ago.
What is the penalty if Heat Horizons 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 Heat Horizons 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.