- Companies
- Plumbers and heating engineers
- Aberdare
- N & S Air Conditioning Ltd
N & S Air Conditioning Ltd
- Company number
- 10809606
- Incorporated
- 8 Jun 20179 years trading
- Registered office
- Blackrock Brecon Road, Hirwaun, Aberdare, CF44 9NS
- Nature of business
- Plumbing, heat and air-conditioning installation
N & S Air Conditioning Ltd is a 9-year-old private limited company registered in Aberdare, company number 10809606, one of 8 plumbing and heating companies in Aberdare. Its next accounts are due at Companies House on 31 March 2028, and the CT600 for the period to 30 June 2027 is due at HMRC on 30 June 2028.
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 £35K (+29.1%) on the year before, to £155K.
- Net assets rose in 4 of 8 year-on-year comparisons on record.
- Current assets of £271K against £138K owed within a year: 2.0 times cover.
- 9 employees on average, down from 10 the year before.
- Balance sheets on record for 9 years, 2018 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Jun 2026 | £155K | £29K | £271K | £138K | 9 |
| 30 Jun 2025 | £120K | £65K | £307K | £221K | 10 |
| 30 Jun 2024 | £147K | £65K | £233K | £126K | 8 |
| 30 Jun 2023 | £89K | £48K | £108K | £63K | 7 |
| 30 Jun 2022 | £85K | £1,667 | £163K | £101K | 7 |
| 30 Jun 2021 | £13K | £59K | £74K | £68K | 7 |
| 30 Jun 2020 | £36K | £70K | £79K | 7 | |
| 30 Jun 2019 | £56K | £99K | £79K | ||
| 30 Jun 2018 | £67K | £107K | £70K |
Where N & S Air Conditioning Ltd is registered
The registered office is in Aberdare (CF44), in the Rhondda Cynon Taf local authority area, Wales. Show CF44 9NS on a map.
Other trade companies in CF44
- Site Impact Reduction LtdBuilders
- Atlas Motorcare LtdMotor traders
- Albannie Internals LtdInstallers
- Omega Electrical & Renewables LimitedElectricians
- Overdrive Shopfitting LtdJoiners and carpenters
- MRG Lofts and Construction LimitedSpecialist contractors
- CB Heating & Plumbing SW LtdPlumbers and heating engineers
- Cav's Green Management LtdLandscapers and gardeners
What happens if N & S Air Conditioning 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 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Apr 2028 to 30 Apr 2028 | £150 |
| 1 to 3 months late | 1 May 2028 to 30 Jun 2028 | £375 |
| 3 to 6 months late | 1 Jul 2028 to 30 Sep 2028 | £750 |
| More than 6 months late | From 1 Oct 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2028 | £200 |
| 3 months late | 30 Sep 2028 | another £200 |
| 6 months late | 30 Dec 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 2029 | 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
- 10809606
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 8 June 2017 (9 years ago)
- Registered office
- Blackrock Brecon Road, Hirwaun, Aberdare, CF44 9NS
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 June (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 30 June 2026
- Last confirmation statement
- 27 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 Aberdare
Other active plumbing and heating companies registered in Aberdare.
- Pearson Plumbing & Heating Ltd2023
- Sustainable Heating Wales Ltd2023
- Wesmec Limited2023
- Willheat Limited2011
- CB Heating & Plumbing SW Ltd2026
- D.P. Air Conditioning & Refrigeration Ltd2026
- Greener Gas Plumbing & Heating Limited2021
All plumbing and heating companies in Aberdare · All trades in Aberdare · Plumbers and heating engineers across the UK
Frequently asked questions
When are N & S Air Conditioning Ltd's accounts due?
N & S Air Conditioning Ltd's next accounts are due at Companies House by 31 March 2028 (in 535 days), covering the period to 30 June 2027.
When is N & S Air Conditioning Ltd's CT600 due?
The CT600 for the period to 30 June 2027 is due at HMRC by 30 June 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 April 2028.
Is N & S Air Conditioning Ltd still trading?
N & S Air Conditioning 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 N & S Air Conditioning Ltd do?
N & S Air Conditioning Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is N & S Air Conditioning Ltd?
N & S Air Conditioning Ltd was incorporated on 8 June 2017, 9 years ago.
What is the penalty if N & S Air Conditioning 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 N & S Air Conditioning 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.