- Companies
- Plumbers and heating engineers
- Cardiff
- Pro-Gas South Wales Limited
Pro-Gas South Wales Limited
- Company number
- 09559987
- Incorporated
- 24 Apr 201511 years trading
- Registered office
- Suite 2D, Building 1 Eatern Business Park, ST Mellons, Cardiff, CF3 5EA
- Nature of business
- Plumbing, heat and air-conditioning installation
Pro-Gas South Wales Limited is a 11-year-old private limited company registered in Cardiff, company number 09559987, one of 170 plumbing and heating companies in Cardiff. Companies House shows its accounts as overdue: they were due on 29 March 2026.
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 £10K on the year before, to £11K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £232K against £185K owed within a year: 1.3 times cover.
- 5 employees on average during the year.
- Balance sheets on record for 10 years, 2015 to 2024.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 29 Mar 2024 | £11K | £232K | £185K | 5 | |
| 29 Mar 2023 | £662 | £144K | £142K | 5 | |
| 29 Mar 2022 | £747 | £136K | £132K | 5 | |
| 30 Mar 2021 | £872 | £149K | £145K | 5 | |
| 30 Mar 2020 | £775 | £151K | £149K | 5 | |
| 31 Mar 2019 | -£24K | £36K | £59K | 5 | |
| 31 Mar 2018 | £751 | £46K | £53K | 5 | |
| 30 Jun 2017 | £765 | £27K | £46K | £39K | |
| 30 Jun 2016 | £665 | £1,447 | £24K | £17K | |
| 30 Jun 2015 | £100 | £100 |
Who runs and owns Pro-Gas South Wales Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| R*** T*** | Director | Apr 2015 |
Person with significant control
Where Pro-Gas South Wales Limited is registered
The registered office is in Cardiff (CF3), in the Cardiff local authority area, Wales. Show CF3 5EA on a map.
Other trade companies in CF3
- Ions Trade & Projects LtdInstallers
- Fly Tech LtdMachinery repair and installation
- Dragonfly Site Services LtdSpecialist contractors
- Arc Energy Systems LtdElectricians
- Floyd’S Consultants LtdProperty developers
- Blues Mechanical LtdInstallers
- Climate Control Cardiff LtdPlumbers and heating engineers
- Campo & Co Developments LtdBuilders
What happens if Pro-Gas South Wales Limited files late
If the accounts reach Companies House today, the late filing penalty is £1,500 (£3,000 if last year's accounts were also late). It rises at each step below.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 30 Mar 2026 to 29 Apr 2026 | £150 |
| 1 to 3 months late | 30 Apr 2026 to 29 Jun 2026 | £375 |
| 3 to 6 months late | 30 Jun 2026 to 29 Sep 2026 | £750 |
| More than 6 months late | From 30 Sep 2026 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 30 Jun 2026 | £200 |
| 3 months late | 29 Sep 2026 | another £200 |
| 6 months late | 29 Dec 2026 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 29 Jun 2027 | 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
- 09559987
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 24 April 2015 (11 years ago)
- Registered office
- Suite 2D, Building 1 Eatern Business Park, ST Mellons, Cardiff, CF3 5EA
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 29 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 29 March 2024
- Last confirmation statement
- 24 April 2025
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 Cardiff
Other active plumbing and heating companies registered in Cardiff.
- Quartz Plumbing and Heating Ltd2022
- R Thomas Plumbing and Heating Ltd2012
- R.S. Gascare Ltd2013
- Rads and Taps Ltd2018
- Raes Mechanical Ltd2025
- Raeye Emergency Plumbing Ltd2025
- Raven Plumbing & Heating Limited2022
- RB Plumb and Heat Ltd2024
All plumbing and heating companies in Cardiff · All trades in Cardiff · Plumbers and heating engineers across the UK
Frequently asked questions
When are Pro-Gas South Wales Limited's accounts due?
Pro-Gas South Wales Limited's accounts were due at Companies House on 29 March 2026 and the register shows them as overdue.
When is Pro-Gas South Wales Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 29 March 2025, due by 29 March 2026, and one for the period to 29 June 2025, due by 29 June 2026. Corporation tax is payable 9 months and 1 day after the end of each.
Is Pro-Gas South Wales Limited still trading?
Pro-Gas South Wales Limited 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 Pro-Gas South Wales Limited do?
Pro-Gas South Wales Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Pro-Gas South Wales Limited?
Pro-Gas South Wales Limited was incorporated on 24 April 2015, 11 years ago.
Who runs Pro-Gas South Wales Limited?
Pro-Gas South Wales Limited has 1 active director, the longest-serving appointed in Apr 2015. Their names and service addresses are on the Companies House register.
Who owns Pro-Gas South Wales Limited?
One person or company has significant control of Pro-Gas South Wales Limited: an individual (owns 75% or more of the shares).
What is the penalty if Pro-Gas South Wales 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 Pro-Gas South Wales Limited 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.