- Companies
- Finishing trades
- Southampton
- New Air Southern Limited
New Air Southern Limited
- Company number
- 01393494
- Incorporated
- 11 Oct 197848 years trading
- Registered office
- Unit 8 Compass Point Ensign Way, Hamble, Southampton, Hampshire, SO31 4RA
- Nature of business
- Other building completion and finishing
New Air Southern Limited is a 48-year-old private limited company registered in Southampton, company number 01393494, one of 181 building finishing companies in Southampton. Its next accounts are due at Companies House on 31 July 2027, and the CT600 for the period to 31 October 2026 is due at HMRC on 31 October 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 £28K (-2.9%) on the year before, to £942K.
- Net assets rose in 7 of 9 year-on-year comparisons on record.
- Current assets of £502K against £123K owed within a year: 4.1 times cover.
- 13 employees on average, up from 12 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 Oct 2025 | £942K | £305K | £502K | £123K | 13 |
| 31 Oct 2024 | £970K | £307K | £562K | £150K | 12 |
| 31 Oct 2023 | £923K | £256K | £505K | £148K | 13 |
| 31 Oct 2022 | £924K | £305K | £499K | £184K | 15 |
| 31 Oct 2021 | £826K | £185K | £411K | £184K | 15 |
| 31 Oct 2020 | £812K | £522K | £733K | £210K | 15 |
| 31 Oct 2019 | £754K | £346K | £623K | £154K | 15 |
| 31 Oct 2018 | £745K | £328K | £635K | £203K | 15 |
| 31 Oct 2017 | £668K | £260K | £625K | £240K | 15 |
| 31 Oct 2016 | £581K | £213K | £410K | £112K |
Where New Air Southern Limited is registered
The registered office is in Southampton (SO31), in the Eastleigh local authority area, South East. Show SO31 4RA on a map.
Other trade companies in SO31
- MNC Cleaning LtdCleaning companies
- Mars Eng. LtdMachinery repair and installation
- Amc Plumbing and Heating LtdPlumbers and heating engineers
- Pride & Bloom LtdLandscapers and gardeners
- Hampshire Heating and Cooling LtdPlumbers and heating engineers
- Kelpie Landscape & Build LtdFinishing trades
- FSC Facilities Services LtdInstallers
- Fitton & Redding Services LimitedMechanics and garages
What happens if New Air Southern 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 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Aug 2027 to 31 Aug 2027 | £150 |
| 1 to 3 months late | 1 Sep 2027 to 31 Oct 2027 | £375 |
| 3 to 6 months late | 1 Nov 2027 to 31 Jan 2028 | £750 |
| More than 6 months late | From 1 Feb 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Nov 2027 | £200 |
| 3 months late | 31 Jan 2028 | another £200 |
| 6 months late | 30 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Oct 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
- 01393494
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 11 October 1978 (48 years ago)
- Registered office
- Unit 8 Compass Point Ensign Way, Hamble, Southampton, Hampshire, SO31 4RA
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 31 October (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 31 December 2025
- Charges (mortgages)
- 0 outstanding of 2 registered
Filing notes for building finishing companies
Finishing trade companies cover a wide range of work. Most are micro-entities with simple accounts and a straightforward CT600.
Similar companies in Southampton
Other active building finishing companies registered in Southampton.
- New Forest Ceilings Limited1986
- New Forest Property Services Limited2018
- Nicubilder Ltd2023
- Oakleaf Carpentry Limited2009
- Ocg Properties Ltd2013
- Oliphant Developments Limited1986
- PBH Construction Ltd2020
- Period Projects UK Limited2007
All building finishing companies in Southampton · All trades in Southampton · Finishing trades across the UK
Frequently asked questions
When are New Air Southern Limited's accounts due?
New Air Southern Limited's next accounts are due at Companies House by 31 July 2027 (in 291 days), covering the period to 31 October 2026.
When is New Air Southern Limited's CT600 due?
The CT600 for the period to 31 October 2026 is due at HMRC by 31 October 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 August 2027.
Is New Air Southern Limited still trading?
New Air Southern 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 New Air Southern Limited do?
New Air Southern Limited is registered under Other building completion and finishing (SIC 43390).
How old is New Air Southern Limited?
New Air Southern Limited was incorporated on 11 October 1978, 48 years ago.
What is the penalty if New Air Southern 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 New Air Southern 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.