- Companies
- Plumbers and heating engineers
- Oxford
- Subcooled Airconditioning Limited
Subcooled Airconditioning Limited
- Company number
- 05961607
- Incorporated
- 10 Oct 200620 years trading
- Registered office
- Unit 6, Wheatley Business Centre Old London Road, Wheatley, Oxford, Oxfordshire, OX33 1XW
- Nature of business
- Plumbing, heat and air-conditioning installation
Subcooled Airconditioning Limited is a 20-year-old private limited company registered in Oxford, company number 05961607, one of 62 plumbing and heating companies in Oxford. Its next accounts are due at Companies House on 29 December 2026, and the CT600 for the period to 29 March 2026 is due at HMRC on 29 March 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 £2,731 (+1.6%) on the year before, to £176K.
- Net assets rose in 4 of 9 year-on-year comparisons on record.
- Current assets of £466K against £334K owed within a year: 1.4 times cover.
- 9 employees on average, up from 8 the year before.
- 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 |
|---|---|---|---|---|---|
| 31 Mar 2025 | £176K | £218K | £466K | £334K | 9 |
| 31 Mar 2024 | £173K | £72K | £335K | £216K | 8 |
| 31 Mar 2023 | £192K | £68K | £364K | £210K | 8 |
| 31 Mar 2022 | £188K | £277K | £133K | 7 | |
| 31 Mar 2021 | £195K | £268K | £114K | 7 | |
| 31 Mar 2020 | £203K | £256K | £107K | 7 | |
| 31 Mar 2019 | £161K | £156K | £66K | ||
| 31 Mar 2018 | £172K | £225K | £110K | ||
| 31 Mar 2017 | £178K | £216K | £87K | ||
| 31 Mar 2016 | £139K | £217K | £97K |
Where Subcooled Airconditioning Limited is registered
The registered office is in Oxford (OX33), in the South Oxfordshire local authority area, South East. Show OX33 1XW on a map.
Other trade companies in OX33
- Heli-Lift Services LtdMachinery repair and installation
- Pump House Energy LtdPlumbers and heating engineers
- Jep Decorating LtdPainters and decorators
- Campbell Simkins Construction LtdBuilders
- Practical Projects LtdJoiners and carpenters
- Jakz Rigging Servcices LtdSpecialist contractors
- Tony Price Decorating Consultants LtdPainters and decorators
- Plumbing Innovations LtdPlumbers and heating engineers
Also registered at this address
8 other companies use the same registered office as Subcooled Airconditioning Limited.
- Arctic Air (Mechanical) LimitedPlumbers and heating engineers
- Aria Estates Developments LimitedProperty developers
- Eis - Axon LimitedElectricians
- J.R. Baughan LimitedBuilders
- Orchard Developments (Bucks) LimitedProperty developers
- Performance Assessments LtdMechanics and garages
- Sloping Acre Development Co LtdProperty developers
- The Domestic Heating & Plumbing Company LimitedPlumbers and heating engineers
What happens if Subcooled Airconditioning 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 29 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 30 Dec 2026 to 29 Jan 2027 | £150 |
| 1 to 3 months late | 30 Jan 2027 to 29 Mar 2027 | £375 |
| 3 to 6 months late | 30 Mar 2027 to 29 Jun 2027 | £750 |
| More than 6 months late | From 30 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 30 Mar 2027 | £200 |
| 3 months late | 29 Jun 2027 | another £200 |
| 6 months late | 29 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 29 Mar 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
- 05961607
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 10 October 2006 (20 years ago)
- Registered office
- Unit 6, Wheatley Business Centre Old London Road, Wheatley, Oxford, Oxfordshire, OX33 1XW
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 29 March (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 10 October 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 Oxford
Other active plumbing and heating companies registered in Oxford.
- Talboys Utility Services (Oxford) Limited2003
- Terra Plumbing & Heating Limited2016
- Thames Valley Plumbers Limited2009
- The Domestic Heating & Plumbing Company Limited2020
- Uniheat (Oxford) Limited1972
- Washingtons Plumbing Heating & Leadwork Limited2010
- Washward Ltd2026
- Waterpark Heating Limited2022
All plumbing and heating companies in Oxford · All trades in Oxford · Plumbers and heating engineers across the UK
Frequently asked questions
When are Subcooled Airconditioning Limited's accounts due?
Subcooled Airconditioning Limited's next accounts are due at Companies House by 29 December 2026 (in 78 days), covering the period to 29 March 2026.
When is Subcooled Airconditioning Limited's CT600 due?
The CT600 for the period to 29 March 2026 is due at HMRC by 29 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 30 December 2026.
Is Subcooled Airconditioning Limited still trading?
Subcooled Airconditioning 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 Subcooled Airconditioning Limited do?
Subcooled Airconditioning Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Subcooled Airconditioning Limited?
Subcooled Airconditioning Limited was incorporated on 10 October 2006, 20 years ago.
What is the penalty if Subcooled Airconditioning 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 Subcooled Airconditioning 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.