- Companies
- Plumbers and heating engineers
- Southampton
- Southern Property Maintenance Ltd
Southern Property Maintenance Ltd
- Company number
- 12807814
- Incorporated
- 12 Aug 20206 years trading
- Registered office
- 20 Siddal Close, Southampton, Hampshire, SO19 0ET
- Nature of business
- Plumbing, heat and air-conditioning installation
Southern Property Maintenance Ltd is a 6-year-old private limited company registered in Southampton, company number 12807814, one of 246 plumbing and heating companies in Southampton. Its next accounts are due at Companies House on 31 January 2027, and the CT600 for the period to 30 April 2026 is due at HMRC on 30 April 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 up £2,326 (+8.6%) on the year before, to £29K.
- Net assets rose in 3 of 4 year-on-year comparisons on record.
- Current assets of £32K against £7,690 owed within a year: 4.1 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 5 years, 2021 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Aug 2025 | £29K | £32K | £7,690 | 1 | |
| 31 Aug 2024 | £27K | £25K | £5,665 | 1 | |
| 31 Aug 2023 | £38K | £53K | £19K | 1 | |
| 31 Aug 2022 | £21K | £23K | £7,653 | 1 | |
| 31 Aug 2021 | £7,353 | £13K | £6,073 | 1 |
Where Southern Property Maintenance Ltd is registered
The registered office is in Southampton (SO19), in the Southampton local authority area, South East. Show SO19 0ET on a map.
Other trade companies in SO19
- 4LK Cleaning Company LtdCleaning companies
- Nest Path Properties LimitedBuilders
- Dautaj Groundworks LtdBuilders
- Craftline Carpentry Services LtdJoiners and carpenters
- Agape-Wise LimitedCleaning companies
- Cool Enterprises LtdPlumbers and heating engineers
- Jmac Carpentry & Building LtdPlasterers
- Auto Motive Dismantling - Amd LtdMotor traders
What happens if Southern Property Maintenance 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 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2027 to 28 Feb 2027 | £150 |
| 1 to 3 months late | 1 Mar 2027 to 30 Apr 2027 | £375 |
| 3 to 6 months late | 1 May 2027 to 31 Jul 2027 | £750 |
| More than 6 months late | From 1 Aug 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2027 | £200 |
| 3 months late | 30 Jul 2027 | another £200 |
| 6 months late | 30 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 12807814
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 August 2020 (6 years ago)
- Registered office
- 20 Siddal Close, Southampton, Hampshire, SO19 0ET
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 April (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 11 August 2026
- Previous names
- New Forest Gas and Heating Services Ltd (until 19 Mar 2022)
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.
- Southern Wetrooms Ltd2020
- SPB Plumbing Ltd2026
- SPT Plumbing & Heating Limited2017
- SSB Gas Limited2025
- Steve Martin Gas Boiler Specialist Ltd2025
- Synergy Plumbing, Heating & Renewables Ltd2021
- T Air Ltd2020
- TC McClatchey Plumbing & Heating Limited2011
All plumbing and heating companies in Southampton · All trades in Southampton · Plumbers and heating engineers across the UK
Frequently asked questions
When are Southern Property Maintenance Ltd's accounts due?
Southern Property Maintenance Ltd's next accounts are due at Companies House by 31 January 2027 (in 110 days), covering the period to 30 April 2026.
When is Southern Property Maintenance Ltd's CT600 due?
The CT600 for the period to 30 April 2026 is due at HMRC by 30 April 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2027.
Is Southern Property Maintenance Ltd still trading?
Southern Property Maintenance Ltd is listed as active on the Companies House register (checked 13 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 Southern Property Maintenance Ltd do?
Southern Property Maintenance Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Southern Property Maintenance Ltd?
Southern Property Maintenance Ltd was incorporated on 12 August 2020, 6 years ago.
What is the penalty if Southern Property Maintenance 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 Southern Property Maintenance Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.