- Companies
- Plumbers and heating engineers
- Plymouth
- Prime Plumbing & Heating SW Ltd
Prime Plumbing & Heating SW Ltd
- Company number
- 17388472
- Incorporated
- 7 Aug 2026
- Registered office
- Unit 4 36 William Prance Road, Derriford, Plymouth, PL6 5WR
- Nature of business
- Plumbing, heat and air-conditioning installation
Prime Plumbing & Heating SW Ltd is a newly incorporated private limited company registered in Plymouth, company number 17388472, one of 136 plumbing and heating companies in Plymouth. Its next accounts are due at Companies House on 7 May 2028, and its first CT600 is due at HMRC on 6 August 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 Prime Plumbing & Heating SW Ltd is registered
The registered office is in Plymouth (PL6), in the Plymouth local authority area, South West. Show PL6 5WR on a map.
Other trade companies in PL6
- Transit Garage SW LimitedMechanics and garages
- Drilling Consultants LimitedCivil engineering
- A-Frame Scaffolding LimitedScaffolders
- SW Plantroom Partners LtdPlumbers and heating engineers
- Trueline (SW) LtdJoiners and carpenters
- New Cut Carpentry LimitedJoiners and carpenters
- Sos 360 LtdBuilders
- Corrutech LtdMachinery repair and installation
Also registered at this address
4 other companies use the same registered office as Prime Plumbing & Heating SW Ltd.
- DW Drylining LimitedBuilders
- Jay's Building & Renovations LimitedBuilders
- Noodle & Snoot LimitedElectricians
- S.L.Electrics SW LtdElectricians
What happens if Prime Plumbing & Heating SW 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 7 May 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 8 May 2028 to 7 Jun 2028 | £150 |
| 1 to 3 months late | 8 Jun 2028 to 7 Aug 2028 | £375 |
| 3 to 6 months late | 8 Aug 2028 to 7 Nov 2028 | £750 |
| More than 6 months late | From 8 Nov 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2028 | £200 |
| 3 months late | 30 Nov 2028 | another £200 |
| 6 months late | 28 Feb 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 17388472
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 7 August 2026
- Registered office
- Unit 4 36 William Prance Road, Derriford, Plymouth, PL6 5WR
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 August (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 Plymouth
Other active plumbing and heating companies registered in Plymouth.
- Pro Heating and Plumbing Solutions Ltd2022
- Redfern Heat Pumps Ltd2023
- Rivo Energy Group Ltd2025
- RV Services UK Ltd2007
- RW Plumbing & Heating SW Ltd2026
- S2 Group Services Ltd2015
- Sam Allum Limited2011
- Sameday Refrigeration Ltd2021
All plumbing and heating companies in Plymouth · All trades in Plymouth · Plumbers and heating engineers across the UK
Frequently asked questions
When are Prime Plumbing & Heating SW Ltd's accounts due?
Prime Plumbing & Heating SW Ltd's next accounts are due at Companies House by 7 May 2028 (in 572 days), covering the period to 31 August 2027.
When is Prime Plumbing & Heating SW 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 6 August 2027, due by 6 August 2028, and one for the period to 31 August 2027, due by 31 August 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Prime Plumbing & Heating SW Ltd still trading?
Prime Plumbing & Heating SW 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 Prime Plumbing & Heating SW Ltd do?
Prime Plumbing & Heating SW Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Prime Plumbing & Heating SW Ltd?
Prime Plumbing & Heating SW Ltd was incorporated on 7 August 2026, less than a year ago.
What is the penalty if Prime Plumbing & Heating SW 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 Prime Plumbing & Heating SW 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.