- Companies
- Plumbers and heating engineers
- Southampton
- Skylines Air Conditioning Ltd
Skylines Air Conditioning Ltd
- Company number
- 07769523
- Incorporated
- 12 Sep 201115 years trading
- Registered office
- Tumble Trees Hospital Road, Shirrell Heath, Southampton, Hampshire, SO32 2JR
- Nature of business
- Plumbing, heat and air-conditioning installation
Skylines Air Conditioning Ltd is a 15-year-old private limited company registered in Southampton, company number 07769523, one of 246 plumbing and heating companies in Southampton. Its next accounts are due at Companies House on 31 May 2027, and the CT600 for the period to 31 August 2026 is due at HMRC on 31 August 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 £7,571 (-39%) on the year before, to £12K.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- 1 employee on average during the year.
- 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 Aug 2025 | £12K | £13K | 1 | ||
| 31 Aug 2024 | £19K | £40K | £15K | 1 | |
| 31 Aug 2023 | £16K | £1,502 | £35K | £9,259 | 1 |
| 31 Aug 2022 | £15K | £12K | £38K | £8,582 | 1 |
| 31 Aug 2021 | £2,321 | £5,591 | £25K | £5,806 | 1 |
| 31 Aug 2020 | £243 | £7,546 | £27K | £6,436 | 1 |
| 31 Aug 2019 | £4,811 | £12K | |||
| 31 Aug 2018 | £781 | £5,982 | |||
| 31 Aug 2017 | £6,631 | £21K | £14K | ||
| 31 Aug 2016 | £495 | £10K | £9,563 |
Where Skylines Air Conditioning Ltd is registered
The registered office is in Southampton (SO32), in the Winchester local authority area, South East. Show SO32 2JR on a map.
Other trade companies in SO32
- J. Green Plastering LtdPlasterers
- D&A Groom LtdInstallers
- Clearline Builds LtdBuilders
- Bumpers to Boost Customs LimitedMotor traders
- Chambers Composites LtdSpecialist contractors
- Gilltown Developments LimitedProperty developers
- Woodpabst Developments LimitedProperty developers
- Htwagroup LtdProperty developers
What happens if Skylines 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 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2027 to 30 Jun 2027 | £150 |
| 1 to 3 months late | 1 Jul 2027 to 31 Aug 2027 | £375 |
| 3 to 6 months late | 1 Sep 2027 to 30 Nov 2027 | £750 |
| More than 6 months late | From 1 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 07769523
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 September 2011 (15 years ago)
- Registered office
- Tumble Trees Hospital Road, Shirrell Heath, Southampton, Hampshire, SO32 2JR
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 August (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 12 September 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.
- SM Systems Plumbing and Heating Ltd2021
- Smith & Webb Limited1998
- Solar Hut Ltd2022
- Solent Water Treatment Ltd2017
- South Coast Gas Ltd2023
- Southampton Gas & Plumbing Ltd2013
- Southern Bathroom Installations Ltd2023
- Southern Heat Solutions Ltd2016
All plumbing and heating companies in Southampton · All trades in Southampton · Plumbers and heating engineers across the UK
Frequently asked questions
When are Skylines Air Conditioning Ltd's accounts due?
Skylines Air Conditioning Ltd's next accounts are due at Companies House by 31 May 2027 (in 230 days), covering the period to 31 August 2026.
When is Skylines Air Conditioning Ltd's CT600 due?
The CT600 for the period to 31 August 2026 is due at HMRC by 31 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2027.
Is Skylines Air Conditioning Ltd still trading?
Skylines 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 Skylines Air Conditioning Ltd do?
Skylines Air Conditioning Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Skylines Air Conditioning Ltd?
Skylines Air Conditioning Ltd was incorporated on 12 September 2011, 15 years ago.
What is the penalty if Skylines 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 Skylines 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.