- Companies
- Plumbers and heating engineers
- Darwen
- Heatmine Ltd
Heatmine Ltd
- Company number
- 17117289
- Incorporated
- 25 Mar 2026
- Registered office
- Fowler Height Cottage Heys Lane, Livesey, Darwen, BB3 0LH
- Nature of business
- Plumbing, heat and air-conditioning installation
Heatmine Ltd is a newly incorporated private limited company registered in Darwen, company number 17117289, one of 17 plumbing and heating companies in Darwen. Its next accounts are due at Companies House on 25 December 2027, and its first CT600 is due at HMRC on 24 March 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.
Is this your company?
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Where Heatmine Ltd is registered
The registered office is in Darwen (BB3), in the Blackburn with Darwen local authority area, North West. Show BB3 0LH on a map.
Other trade companies in BB3
- Ag Joinery LtdJoiners and carpenters
- W K Lettings LtdProperty developers
- Your Room Properties LtdProperty developers
- Resindrive NW LtdSpecialist contractors
- Atkinson Constructions LtdInstallers
- 365 Tdas LimitedCivil engineering
- Premium Probate Clearance LtdCleaning companies
- D R S (NW) LimitedMechanics and garages
What happens if Heatmine 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 25 December 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 26 Dec 2027 to 25 Jan 2028 | £150 |
| 1 to 3 months late | 26 Jan 2028 to 25 Mar 2028 | £375 |
| 3 to 6 months late | 26 Mar 2028 to 25 Jun 2028 | £750 |
| More than 6 months late | From 26 Jun 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 17117289
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 25 March 2026
- Registered office
- Fowler Height Cottage Heys Lane, Livesey, Darwen, BB3 0LH
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 March (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 Darwen
Other active plumbing and heating companies registered in Darwen.
- Innovationnw Ltd2020
- Jaws Gas Services Ltd2021
- L Neve Gas Plumbing & Heating Limited2022
- Quickplumb Limited2023
- RH Joinery (NW) Ltd2026
- Rose Plumbing and Heating Limited2016
- T Gardner Plumbing & Heating Limited2002
- Tania Climate Engineering Ltd2026
All plumbing and heating companies in Darwen · All trades in Darwen · Plumbers and heating engineers across the UK
Frequently asked questions
When are Heatmine Ltd's accounts due?
Heatmine Ltd's next accounts are due at Companies House by 25 December 2027 (in 438 days), covering the period to 31 March 2027.
When is Heatmine 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 24 March 2027, due by 24 March 2028, and one for the period to 31 March 2027, due by 31 March 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Heatmine Ltd still trading?
Heatmine 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 Heatmine Ltd do?
Heatmine Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Heatmine Ltd?
Heatmine Ltd was incorporated on 25 March 2026, less than a year ago.
What is the penalty if Heatmine 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 Heatmine 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.