Fox HVAC Ltd
- Company number
- 11419017
- Incorporated
- 18 Jun 20188 years trading
- Registered office
- Cottlestone Greenhill Lane, Rownhams, Southampton, Hampshire, SO16 8AN
- Nature of business
- Plumbing, heat and air-conditioning installation
Fox HVAC Ltd is a 8-year-old private limited company registered in Southampton, company number 11419017, one of 246 plumbing and heating companies in Southampton. Its next accounts are due at Companies House on 31 March 2027, and the CT600 for the period to 30 June 2026 is due at HMRC on 30 June 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 down £24K (-66%) on the year before, to £13K.
- Net assets rose in 3 of 6 year-on-year comparisons on record.
- Current assets of £72K against £67K owed within a year: 1.1 times cover.
- 1 employee on average, up from 0 the year before.
- Balance sheets on record for 7 years, 2019 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Jun 2025 | £13K | £6,682 | £72K | £67K | 1 |
| 30 Jun 2024 | £37K | £118K | £51K | 0 | |
| 30 Jun 2023 | £341 | £129K | £66K | 0 | |
| 30 Jun 2022 | -£8,277 | £161K | £119K | 0 | |
| 30 Jun 2021 | £2,858 | £38K | £64K | £24K | 1 |
| 30 Jun 2020 | £34K | £114K | £39K | 2 | |
| 30 Jun 2019 | £29K | £66K | £40K |
Where Fox HVAC Ltd is registered
The registered office is in Southampton (SO16), in the Test Valley local authority area, South East. Show SO16 8AN on a map.
Other trade companies in SO16
- Brilliant Chico Services LtdPainters and decorators
- Coastline Living LimitedProperty developers
- STN Brickwork LimitedBuilders
- Bam M.E.P LtdPlumbers and heating engineers
- PPK Carpentry LimitedJoiners and carpenters
- Law Building Facilities LtdBuilders
- Liberty Link Investments LtdProperty developers
- Pathway Cars UK LtdMotor traders
What happens if Fox HVAC Ltd 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 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Apr 2027 to 30 Apr 2027 | £150 |
| 1 to 3 months late | 1 May 2027 to 30 Jun 2027 | £375 |
| 3 to 6 months late | 1 Jul 2027 to 30 Sep 2027 | £750 |
| More than 6 months late | From 1 Oct 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2027 | £200 |
| 3 months late | 30 Sep 2027 | another £200 |
| 6 months late | 30 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 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
- 11419017
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 18 June 2018 (8 years ago)
- Registered office
- Cottlestone Greenhill Lane, Rownhams, Southampton, Hampshire, SO16 8AN
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 June (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 June 2025
- Last confirmation statement
- 11 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 Southampton
Other active plumbing and heating companies registered in Southampton.
- Gas and Water Experts Limited2023
- Gas Bright Limited2021
- Gasnier Plumbing & Heating Limited2006
- Gaswarm Heating and Mechanical Ltd2018
- GHP South Ltd2017
- GLC Plumbing & Heating Ltd2012
- Gosouth Gas Ltd2013
- GW Gas Ltd2015
All plumbing and heating companies in Southampton · All trades in Southampton · Plumbers and heating engineers across the UK
Frequently asked questions
When are Fox HVAC Ltd's accounts due?
Fox HVAC Ltd's next accounts are due at Companies House by 31 March 2027 (in 169 days), covering the period to 30 June 2026.
When is Fox HVAC Ltd's CT600 due?
The CT600 for the period to 30 June 2026 is due at HMRC by 30 June 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 April 2027.
Is Fox HVAC Ltd still trading?
Fox HVAC Ltd 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 Fox HVAC Ltd do?
Fox HVAC Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Fox HVAC Ltd?
Fox HVAC Ltd was incorporated on 18 June 2018, 8 years ago.
What is the penalty if Fox HVAC Ltd 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 Fox HVAC Ltd 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.