- Companies
- Plumbers and heating engineers
- Pontypridd
- Multi Heat Ltd
Multi Heat Ltd
- Company number
- 16746714
- Incorporated
- 27 Sep 20251 year trading
- Registered office
- Carisbrook House, Upper Church Village, Pontypridd, CF38 1EE
- Nature of business
- Plumbing, heat and air-conditioning installation
Multi Heat Ltd is a 1-year-old private limited company registered in Pontypridd, company number 16746714, one of 37 plumbing and heating companies in Pontypridd. Its next accounts are due at Companies House on 27 June 2027, and its first CT600 is due at HMRC on 26 September 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.
Is this your company?
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Where Multi Heat Ltd is registered
The registered office is in Pontypridd (CF38), in the Rhondda Cynon Taf local authority area, Wales. Show CF38 1EE on a map.
Other trade companies in CF38
- JJ Electrical Power Services LtdElectricians
- Northstone Energy LimitedMachinery repair and installation
- HTJ Commercial Cleaning LtdCleaning companies
- CWM Valley Customs LtdMechanics and garages
- Blue Torch LtdElectricians
- Amshearan LtdElectricians
- Thetrowelworks LtdPlasterers
- GD Davies Electrical LtdElectricians
What happens if Multi Heat 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 27 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 28 Jun 2027 to 27 Jul 2027 | £150 |
| 1 to 3 months late | 28 Jul 2027 to 27 Sep 2027 | £375 |
| 3 to 6 months late | 28 Sep 2027 to 27 Dec 2027 | £750 |
| More than 6 months late | From 28 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 16746714
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 27 September 2025 (1 year ago)
- Registered office
- Carisbrook House, Upper Church Village, Pontypridd, CF38 1EE
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 September (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 Pontypridd
Other active plumbing and heating companies registered in Pontypridd.
- Multi-Heat Services Ltd2011
- Oliver’S Services Limited2022
- Optima Heating Limited2003
- Owain Evans Heating Limited2015
- Pennington & White Gas Engineering Services Ltd2025
- Pontypridd Plumbing and Home Improvements Ltd2025
- Porth Plumbing & Heating Limited2003
- Primary Plumbing & Heating Ltd2026
All plumbing and heating companies in Pontypridd · All trades in Pontypridd · Plumbers and heating engineers across the UK
Frequently asked questions
When are Multi Heat Ltd's accounts due?
Multi Heat Ltd's next accounts are due at Companies House by 27 June 2027 (in 258 days), covering the period to 30 September 2026.
When is Multi Heat 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 26 September 2026, due by 26 September 2027, and one for the period to 30 September 2026, due by 30 September 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Multi Heat Ltd still trading?
Multi Heat Ltd is listed as active on the Companies House register (checked 12 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 Multi Heat Ltd do?
Multi Heat Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Multi Heat Ltd?
Multi Heat Ltd was incorporated on 27 September 2025, 1 year ago.
What is the penalty if Multi Heat 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 Multi Heat Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 12 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.