- Companies
- Plumbers and heating engineers
- Eastleigh
- Cold Air Limited
Company profile · Plumbers and heating engineers
Cold Air Limited
Cold Air Limited is a 23-year-old private limited company registered in Eastleigh, company number 04633767, one of 77 plumbing and heating companies in Eastleigh. Its next accounts are due at Companies House on 31 October 2026, and the CT600 for the period to 31 January 2026 is due at HMRC on 31 January 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 31 January 2025, as filed at Companies House.
Cold Air 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 £13K (-40.6%) on the year before, to £20K.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £35K against £31K owed within a year: 1.1 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- 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 Jan 2025 | £20K | £29K | £35K | £31K | 0 |
| 31 Jan 2024 | £33K | £28K | £36K | £26K | 0 |
| 31 Jan 2023 | £30K | £38K | £45K | £23K | 0 |
| 31 Jan 2022 | £41K | £54K | £62K | £32K | 0 |
| 31 Jan 2021 | £39K | £42K | £50K | £25K | 0 |
| 31 Jan 2020 | £35K | £24K | £31K | £14K | 0 |
| 31 Jan 2019 | £47K | £37K | £51K | £27K | |
| 31 Jan 2018 | £47K | £39K | £58K | £30K | |
| 31 Jan 2017 | £33K | £40K | £47K | £38K | 2 |
| 31 Jan 2016 | £468 | £43K | £54K | £73K |
Where Cold Air Limited is registered
The registered office is in Eastleigh (SO53), in the Eastleigh local authority area, South East. Show SO53 3AP on a map.
Other trade companies in SO53
- Surface Dressing UK LtdCivil engineering
- Audin Construction LtdSpecialist contractors
- Jelly West Developments LtdProperty developers
- Climate and Renewables Service LtdPlumbers and heating engineers
- McCarthy Construct LimitedProperty developers
- Cura Projects LimitedFinishing trades
- Tubmate LtdMachinery repair and installation
- Brook Hill Developments LimitedProperty developers
Also registered at this address
24 other companies use the same registered office as Cold Air Limited.
- A Vision Creates LimitedRepair services
- Brookeswood Developments LimitedBuilders
- Dyke Services LimitedMechanics and garages
- Everform LimitedSpecialist contractors
- GSH Group (Electrical) LimitedElectricians
- Harestock Garage LimitedMechanics and garages
- Haven Gardens LimitedLandscapers and gardeners
- Hayden Construction Management LtdInstallers
- Inspired Construction Southern LimitedInstallers
- Irh Electrical Services LtdElectricians
- JRBS Southern LimitedInstallers
- Just Electric LtdElectricians
- LJL Plastering Drylining and Floor Screeds LimitedPlasterers
- M4 B&D LimitedInstallers
- Marwell Motor Company LimitedMotor traders
- Mickilner LimitedFinishing trades
- New Chapel Car Company LimitedMotor traders
- New Sarum House LtdInstallers
- PG Plastering LtdPlasterers
- PMSL Carpentry LimitedJoiners and carpenters
- S.J. Philip LimitedElectricians
- Simon Macey Quality Homes LtdBuilders
- Southern Drainage Services LtdCleaning companies
- Topaz Refrigeration & Air Conditioning LimitedMachinery repair and installation
What happens if Cold Air 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 31 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2026 to 30 Nov 2026 | £150 |
| 1 to 3 months late | 1 Dec 2026 to 31 Jan 2027 | £375 |
| 3 to 6 months late | 1 Feb 2027 to 30 Apr 2027 | £750 |
| More than 6 months late | From 1 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 04633767
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 10 January 2003 (23 years ago)
- Registered office
- 75 Bournemouth Road, Chandlers Ford, Eastleigh, Hampshire, SO53 3AP
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 January 2025
- Last confirmation statement
- 10 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 Eastleigh
Other active plumbing and heating companies registered in Eastleigh.
- Colin Sharpe Limited2005
- Compton & Cross Plumbing & Heating Ltd2020
- Cornerstone Heating & Plumbing Ltd2018
- Crest Comfort Cooling & Ventilation Ltd2020
- Cummins Plumbing & Heating Ltd2012
- D S Chase Plumbing & Heating Ltd2023
- D.J.Harris(Plumbing and Heating)Limited1967
- D.Wolski Limited2019
All plumbing and heating companies in Eastleigh · All trades in Eastleigh · Plumbers and heating engineers across the UK
Frequently asked questions
When are Cold Air Limited's accounts due?
Cold Air Limited's next accounts are due at Companies House by 31 October 2026 (in 19 days), covering the period to 31 January 2026.
When is Cold Air Limited's CT600 due?
The CT600 for the period to 31 January 2026 is due at HMRC by 31 January 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2026.
Is Cold Air Limited still trading?
Cold Air 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 Cold Air Limited do?
Cold Air Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Cold Air Limited?
Cold Air Limited was incorporated on 10 January 2003, 23 years ago.
What is the penalty if Cold Air 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 Cold Air 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.