- Companies
- Plumbers and heating engineers
- Mini-Heat Limited
Mini-Heat Limited
- Company number
- 00957521
- Incorporated
- 3 Jul 196957 years trading
- Registered office
- 2 Devonshire Place, Kents Bank Road, Grange Over Sands, Cumbria, LA11 7HF
- Nature of business
- Plumbing, heat and air-conditioning installation
Mini-Heat Limited is a 57-year-old private limited company registered in Grange Over Sands, company number 00957521, one of the UK's plumbing and heating companies. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 2027.
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 £11K (+10.9%) on the year before, to £115K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £128K against £37K owed within a year: 3.4 times cover.
- 7 employees on average, down from 9 the year before.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £115K | £51K | £128K | £37K | 7 |
| 31 Mar 2024 | £104K | £44K | £130K | £52K | 9 |
| 31 Mar 2023 | £94K | £27K | £103K | £34K | 9 |
| 31 Mar 2022 | £96K | £55K | £117K | £28K | 10 |
| 31 Mar 2021 | £90K | £82K | £141K | £34K | 11 |
| 31 Mar 2020 | £102K | £71K | £108K | £22K | 8 |
| 31 Mar 2019 | £113K | £77K | £115K | £19K | |
| 31 Mar 2018 | £131K | £84K | £141K | £28K | |
| 31 Mar 2017 | £111K | £100K | £127K | £35K | |
| 31 Mar 2016 | £95K | £94K | £125K | £55K |
Who runs and owns Mini-Heat Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (3)
| Name | Role | Appointed |
|---|---|---|
| I*** W*** | Director | Apr 2006 |
| N*** W*** | Director | May 2015 |
| S*** W*** | Secretary | Sep 2022 |
9 former officers
| Name | Role | Appointed | Left |
|---|---|---|---|
| J*** B*** | Secretary | Mar 2010 | Sep 2022 |
| P*** M*** | Secretary | Apr 1994 | Mar 2010 |
| S*** T*** | Secretary | Apr 1994 | |
| W*** D*** | Director | May 1996 | |
| J*** H*** | Director | Apr 1994 | Mar 2001 |
| P*** M*** | Director | Apr 1994 | Mar 2006 |
| A*** T*** | Director | Apr 1994 | Nov 1994 |
| D*** T*** | Director | Mar 2001 | Mar 2007 |
| D*** T*** | Director | Apr 1994 |
People with significant control (2)
Charges (secured borrowing)
All 5 registered charges have been satisfied. A charge is security a lender takes over a company's assets, typically for a loan, mortgage or asset finance.
| Lender | Status | Registered |
|---|---|---|
| National Westminster Bank PLC | Satisfied Sep 2017 | Aug 1995 |
| Barclays Bank PLC | Satisfied Sep 1995 | Jun 1990 |
| National Westminster Bank PLC | Satisfied Sep 1995 | Jul 1988 |
| National Westminster Bank PLC | Satisfied | Oct 1985 |
| National Westminster Bank PLC | Satisfied Aug 1988 | Oct 1984 |
Where Mini-Heat Limited is registered
The registered office is in Grange Over Sands (LA11), in the Westmorland and Furness local authority area, North West. Show LA11 7HF on a map.
Other trade companies in LA11
- Mancar Properties LtdProperty developers
- Bywater Marine LtdMachinery repair and installation
- Lindale MOT Services LtdMechanics and garages
- Tidal Northwest LimitedCleaning companies
- Knoxphia Mechanical & Electrical LtdElectricians
- Lifetime Property Investing LtdProperty developers
- Burrows & Farrington Developments LimitedBuilders
- Top Secret Property Services LimitedProperty developers
What happens if Mini-Heat Limited 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 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 00957521
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 3 July 1969 (57 years ago)
- Registered office
- 2 Devonshire Place, Kents Bank Road, Grange Over Sands, Cumbria, LA11 7HF
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 9 September 2026
- Charges (mortgages)
- 0 outstanding of 5 registered
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
Other active plumbing and heating companies.
Frequently asked questions
When are Mini-Heat Limited's accounts due?
Mini-Heat Limited's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is Mini-Heat Limited's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Mini-Heat Limited still trading?
Mini-Heat Limited 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 Mini-Heat Limited do?
Mini-Heat Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Mini-Heat Limited?
Mini-Heat Limited was incorporated on 3 July 1969, 57 years ago.
Who runs Mini-Heat Limited?
Mini-Heat Limited has 2 active directors, the longest-serving appointed in Apr 2006. Their names and service addresses are on the Companies House register.
Who owns Mini-Heat Limited?
2 people or companies have significant control of Mini-Heat Limited: an individual (owns 50% to 75% of the shares); an individual (owns 25% to 50% of the shares).
What is the penalty if Mini-Heat Limited 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 Mini-Heat Limited 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.