- Companies
- Plumbers and heating engineers
- Porthcawl
- GSH Air Conditioning Ltd
GSH Air Conditioning Ltd
- Company number
- 16391290
- Incorporated
- 16 Apr 20251 year trading
- Registered office
- 20 Bredenbury Gardens, Porthcawl, CF36 3NY
- Nature of business
- Plumbing, heat and air-conditioning installation
GSH Air Conditioning Ltd is a 1-year-old private limited company registered in Porthcawl, company number 16391290, one of 8 plumbing and heating companies in Porthcawl. Its next accounts are due at Companies House on 16 January 2027, and its first CT600 is due at HMRC on 15 April 2027.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where GSH Air Conditioning Ltd is registered
The registered office is in Porthcawl (CF36), in the Bridgend local authority area, Wales. Show CF36 3NY on a map.
Other trade companies in CF36
- Ruby Aviation Services LtdMachinery repair and installation
- Circuit Works Engineering LtdMachinery repair and installation
- Bright Auto Connect LimitedMotor traders
- Dragon Msport LtdMechanics and garages
- PB Handyman LtdBuilders
- Cba Engineering LtdMachinery repair and installation
- Dfa Autos LimitedMotor traders
- Hughes Civil & Surveying LtdCivil engineering
What happens if GSH 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 16 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 17 Jan 2027 to 16 Feb 2027 | £150 |
| 1 to 3 months late | 17 Feb 2027 to 16 Apr 2027 | £375 |
| 3 to 6 months late | 17 Apr 2027 to 16 Jul 2027 | £750 |
| More than 6 months late | From 17 Jul 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
- 16391290
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 16 April 2025 (1 year ago)
- Registered office
- 20 Bredenbury Gardens, Porthcawl, CF36 3NY
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 April (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 10 April 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 Porthcawl
Other active plumbing and heating companies registered in Porthcawl.
- J B Gas Ltd2019
- M & F Home Improvements Ltd2002
- Naughton Installation Limited2014
- ZM Plumbing & Heating Limited2018
- Ben Hapgood Plumbing Services Ltd.2018
- Climatech Services Limited2017
- Combicare Bridgend Limited2018
All plumbing and heating companies in Porthcawl · All trades in Porthcawl · Plumbers and heating engineers across the UK
Frequently asked questions
When are GSH Air Conditioning Ltd's accounts due?
GSH Air Conditioning Ltd's next accounts are due at Companies House by 16 January 2027 (in 95 days), covering the period to 30 April 2026.
When is GSH Air Conditioning Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 15 April 2026, due by 15 April 2027, and one for the period to 30 April 2026, due by 30 April 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is GSH Air Conditioning Ltd still trading?
GSH 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 GSH Air Conditioning Ltd do?
GSH Air Conditioning Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is GSH Air Conditioning Ltd?
GSH Air Conditioning Ltd was incorporated on 16 April 2025, 1 year ago.
What is the penalty if GSH 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 GSH 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.