- Companies
- Plumbers and heating engineers
- Cardiff
- Let's Heat SW Ltd
Let's Heat SW Ltd
- Company number
- 15798348
- Incorporated
- 24 Jun 20242 years trading
- Registered office
- Connies House, Rhymney River Bridge Road, Cardiff, CF23 9AF
- Nature of business
- Plumbing, heat and air-conditioning installation
Let's Heat SW Ltd is a 2-year-old private limited company registered in Cardiff, company number 15798348, one of 170 plumbing and heating companies in Cardiff. Its next accounts are due at Companies House on 31 March 2028, and the CT600 for the period to 30 June 2027 is due at HMRC on 30 June 2028.
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 £1,631 on the year before, to £1,632.
- Current assets of £5,381 against £1,726 owed within a year: 3.1 times cover.
- 1 employee on average, up from 0 the year before.
- Balance sheets on record for 2 years, 2025 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Jun 2026 | £1,632 | £5,381 | £1,726 | 1 | |
| 30 Jun 2025 | £1 | £1 | 0 |
Where Let's Heat SW Ltd is registered
The registered office is in Cardiff (CF23), in the Cardiff local authority area, Wales. Show CF23 9AF on a map.
Other trade companies in CF23
- Ellisp LtdSpecialist contractors
- J & J Grounds & Buildings Maintenance LtdLandscapers and gardeners
- Halo Mobile Specialists LtdMechanics and garages
- 1ST Choice Accident Repair Centre (Yeovil) LtdMechanics and garages
- Wide Transport LtdMotor traders
- Ace Windscreens LtdMechanics and garages
- Lex Roofing Solutions LtdRoofers
- Taxissories LtdMotor traders
Also registered at this address
3 other companies use the same registered office as Let's Heat SW Ltd.
- Connies of Cardiff LimitedProperty developers
- Let’S Build SW LtdBuilders
- Prime Resin Company LtdLandscapers and gardeners
What happens if Let's Heat 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 31 March 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Apr 2028 to 30 Apr 2028 | £150 |
| 1 to 3 months late | 1 May 2028 to 30 Jun 2028 | £375 |
| 3 to 6 months late | 1 Jul 2028 to 30 Sep 2028 | £750 |
| More than 6 months late | From 1 Oct 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2028 | £200 |
| 3 months late | 30 Sep 2028 | another £200 |
| 6 months late | 30 Dec 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 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
- 15798348
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 24 June 2024 (2 years ago)
- Registered office
- Connies House, Rhymney River Bridge Road, Cardiff, CF23 9AF
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 June (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 June 2026
- Last confirmation statement
- 3 February 2026
- Previous names
- Horan Homes Ltd (until 3 Feb 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 Cardiff
Other active plumbing and heating companies registered in Cardiff.
- Limegreen England & Wales Ltd2012
- London Maintenance Call Out Ltd2024
- LS Gas Cardiff Ltd2020
- Madley Plumbing and Heating Limited2018
- Manfield Heating Ltd2024
- Martyn Carey Gas Maintenance Ltd2022
- Martyn Carey Plumbing & Heating Ltd2018
- MDP Mechanical Services Limited2013
All plumbing and heating companies in Cardiff · All trades in Cardiff · Plumbers and heating engineers across the UK
Frequently asked questions
When are Let's Heat SW Ltd's accounts due?
Let's Heat SW Ltd's next accounts are due at Companies House by 31 March 2028 (in 535 days), covering the period to 30 June 2027.
When is Let's Heat SW Ltd's CT600 due?
The CT600 for the period to 30 June 2027 is due at HMRC by 30 June 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 April 2028.
Is Let's Heat SW Ltd still trading?
Let's Heat 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 Let's Heat SW Ltd do?
Let's Heat SW Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Let's Heat SW Ltd?
Let's Heat SW Ltd was incorporated on 24 June 2024, 2 years ago.
What is the penalty if Let's Heat 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 Let's Heat 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.