- Companies
- Plumbers and heating engineers
- Cardiff
- Collingwood Plumbing Ltd
Collingwood Plumbing Ltd
- Company number
- 17165355
- Incorporated
- 17 Apr 2026
- Registered office
- 37 Llewelyn Goch, ST. Fagans, Cardiff, CF5 6HR
- Nature of business
- Plumbing, heat and air-conditioning installation
Collingwood Plumbing Ltd is a newly incorporated private limited company registered in Cardiff, company number 17165355, one of 170 plumbing and heating companies in Cardiff. Its next accounts are due at Companies House on 17 January 2028, and its first CT600 is due at HMRC on 16 April 2028.
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 Collingwood Plumbing Ltd is registered
The registered office is in Cardiff (CF5), in the Cardiff local authority area, Wales. Show CF5 6HR on a map.
Other trade companies in CF5
- Art Electrical Solutions LimitedElectricians
- Chapman Construction Cardiff LtdBuilders
- MN Projects Co. LtdBuilders
- Bridge Deck Solutions LtdCivil engineering
- Gilps Construction LtdPainters and decorators
- CF Window Cleaning LtdCleaning companies
- RK Fire and Electrical LtdElectricians
- BDL Cleaning LtdCleaning companies
What happens if Collingwood Plumbing 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 17 January 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 18 Jan 2028 to 17 Feb 2028 | £150 |
| 1 to 3 months late | 18 Feb 2028 to 17 Apr 2028 | £375 |
| 3 to 6 months late | 18 Apr 2028 to 17 Jul 2028 | £750 |
| More than 6 months late | From 18 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2028 | £200 |
| 3 months late | 30 Jul 2028 | another £200 |
| 6 months late | 30 Oct 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 2029 | 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
- 17165355
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 April 2026
- Registered office
- 37 Llewelyn Goch, ST. Fagans, Cardiff, CF5 6HR
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 April (accounting reference date)
- Accounts type
- No accounts filed yet
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.
- Cookmech Ltd2024
- Copa Services Limited2018
- Cosywarm Heating and Plumbing Limited2011
- Cosywarm Servicing Limited2026
- Decorative Heating Limited2003
- Desk Pure Filt Limited2025
- DJ Miller Plumbing Limited2019
- DWR Plumbing Ltd2026
All plumbing and heating companies in Cardiff · All trades in Cardiff · Plumbers and heating engineers across the UK
Frequently asked questions
When are Collingwood Plumbing Ltd's accounts due?
Collingwood Plumbing Ltd's next accounts are due at Companies House by 17 January 2028 (in 461 days), covering the period to 30 April 2027.
When is Collingwood Plumbing 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 16 April 2027, due by 16 April 2028, and one for the period to 30 April 2027, due by 30 April 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Collingwood Plumbing Ltd still trading?
Collingwood Plumbing 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 Collingwood Plumbing Ltd do?
Collingwood Plumbing Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Collingwood Plumbing Ltd?
Collingwood Plumbing Ltd was incorporated on 17 April 2026, less than a year ago.
What is the penalty if Collingwood Plumbing 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 Collingwood Plumbing 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.