- Companies
- Electricians
- Doncaster
- H & S Air Conditioning Limited
H & S Air Conditioning Limited
- Company number
- 05020771
- Incorporated
- 20 Jan 200422 years trading
- Registered office
- 8 Ashcourt, Sprotborough, Doncaster, DN5 7JZ
- Nature of business
- Electrical installation
H & S Air Conditioning Limited is a 22-year-old private limited company registered in Doncaster, company number 05020771, one of 215 electrical contractors in Doncaster. 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.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for H & S Air Conditioning LimitedOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
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 £6,436 (-24.5%) on the year before, to £20K.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £53K against £34K owed within a year: 1.6 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 10 years, 2017 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2026 | £20K | £10K | £53K | £34K | 2 |
| 31 Jan 2025 | £26K | £18K | £45K | £19K | 2 |
| 31 Jan 2024 | £36K | £89 | £77K | £42K | 2 |
| 31 Jan 2023 | £22K | £88 | £87K | £66K | 2 |
| 31 Jan 2022 | £16K | £87 | £61K | £46K | 2 |
| 31 Jan 2021 | £10K | £14K | £67K | £58K | 2 |
| 31 Jan 2020 | £650 | £87 | £35K | £35K | 2 |
| 31 Jan 2019 | £444 | £87 | £49K | £50K | 2 |
| 31 Jan 2018 | £126 | £38K | £38K | 2 | |
| 31 Jan 2017 | £1,004 | £32K | £35K | 2 |
Where H & S Air Conditioning Limited is registered
The registered office is in Doncaster (DN5), in the Doncaster local authority area, Yorkshire and The Humber. Show DN5 7JZ on a map.
Other trade companies in DN5
- D3 Lifestyle Group LimitedMotor traders
- Thurnscoe Bungalows LimitedBuilders
- Mastercraft Roofing and Home Improvements LtdRoofers
- Just Vags LtdMechanics and garages
- Wilson Decorators (Doncaster) LtdPainters and decorators
- Surface Groundworks LimitedLandscapers and gardeners
- Vaulto Automotive Customisation LtdMechanics and garages
- GR33N Group (G3) LtdProperty developers
What happens if H & S Air Conditioning 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
- 05020771
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 20 January 2004 (22 years ago)
- Registered office
- 8 Ashcourt, Sprotborough, Doncaster, DN5 7JZ
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 January 2025
- Last confirmation statement
- 20 January 2026
Filing notes for electrical contractors
Electrical contracting companies are often a director plus a van and tools. Most fall within the micro-entity rules, so the accounts filed at Companies House are short, and the CT600 carries the tax detail.
Similar companies in Doncaster
Other active electrical contractors registered in Doncaster.
- H.S. Harbon & Sons Limited1977
- Harworth Electrical Limited1967
- Hawleys Electrical Limited2012
- Hello Electrical Ltd2022
- Hirst Shaw Electrical Ltd2026
- Home Energy Counsel Ltd2020
- Howton Electrical Services Ltd2012
- Hte Engineering Ltd2025
All electrical contractors in Doncaster · All trades in Doncaster · Electricians across the UK
Frequently asked questions
When are H & S Air Conditioning Limited's accounts due?
H & S Air Conditioning Limited's next accounts are due at Companies House by 31 October 2026 (in 18 days), covering the period to 31 January 2026.
When is H & S Air Conditioning 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 H & S Air Conditioning Limited still trading?
H & S Air Conditioning 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 H & S Air Conditioning Limited do?
H & S Air Conditioning Limited is registered under Electrical installation (SIC 43210).
How old is H & S Air Conditioning Limited?
H & S Air Conditioning Limited was incorporated on 20 January 2004, 22 years ago.
What is the penalty if H & S Air Conditioning 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 H & S Air Conditioning 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.