- Companies
- Specialist contractors
- Tain
- Magnum Heating Ltd.
Magnum Heating Ltd.
- Company number
- SC170867
- Incorporated
- 23 Dec 199629 years trading
- Registered office
- 10 Knockbreck Street, Tain, IV19 1BJ
- Nature of business
- Other specialised construction activities n.e.c.
Magnum Heating Ltd. is a 29-year-old private limited company registered in Tain, company number SC170867, one of 22 specialist construction companies in Tain. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 December 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 down £52K (-19%) on the year before, to £221K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £402K against £181K owed within a year: 2.2 times cover.
- 5 employees on average, down from 6 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 Dec 2025 | £221K | £197K | £402K | £181K | 5 |
| 31 Dec 2024 | £273K | £228K | £427K | £156K | 6 |
| 31 Dec 2023 | £312K | £302K | £568K | £249K | 6 |
| 31 Dec 2022 | £308K | £228K | £643K | £322K | 5 |
| 31 Dec 2021 | £218K | £310K | £598K | £362K | 5 |
| 31 Dec 2020 | £117K | £439K | £789K | £630K | 6 |
| 31 Dec 2019 | £95K | £86K | £492K | £399K | 6 |
| 31 Dec 2018 | £73K | £53K | £272K | £202K | 8 |
| 31 Dec 2017 | £112K | £171K | £405K | £310K | 9 |
| 31 Dec 2016 | £270K | £538K | £303K |
Where Magnum Heating Ltd. is registered
The registered office is in Tain (IV19), in the Highland local authority area, Scotland. Show IV19 1BJ on a map.
Other trade companies in IV19
- Vantelle LtdElectricians
- Luke Premier Builders LtdInstallers
- Highland Construction Trades LtdBuilders
- D Macaskill Services LtdSpecialist contractors
- Scaffold Solutions North LtdScaffolders
- Stewart Dingwall LtdSpecialist contractors
- RJ'S Mobile Tyres LtdMechanics and garages
- Brett-Er-Clean LtdCleaning companies
Shared registered office
42 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Magnum Heating 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 30 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2027 to 31 Oct 2027 | £150 |
| 1 to 3 months late | 1 Nov 2027 to 31 Dec 2027 | £375 |
| 3 to 6 months late | 1 Jan 2028 to 31 Mar 2028 | £750 |
| More than 6 months late | From 1 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 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
- SC170867
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 23 December 1996 (29 years ago)
- Registered office
- 10 Knockbreck Street, Tain, IV19 1BJ
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 18 October 2025
- Charges (mortgages)
- 0 outstanding of 1 registered
- Previous names
- Enerfoil Limited (until 29 Jun 2007)
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies in Tain
Other active specialist construction companies registered in Tain.
- North Fencing & Construction Ltd2025
- Pa Fabrication Services Ltd2018
- R. S. C. Highland Limited2004
- Ropes Access Scotland Limited2021
- Rossfab Ltd2018
- RS Plating Ltd2017
- S.P.L.F Welding Services Limited2025
- Skinner Plant and Agri Ltd2026
All specialist construction companies in Tain · All trades in Tain · Specialist contractors across the UK
Frequently asked questions
When are Magnum Heating Ltd.'s accounts due?
Magnum Heating Ltd.'s next accounts are due at Companies House by 30 September 2027 (in 352 days), covering the period to 31 December 2026.
When is Magnum Heating Ltd.'s CT600 due?
The CT600 for the period to 31 December 2026 is due at HMRC by 31 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is Magnum Heating Ltd. still trading?
Magnum Heating 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 Magnum Heating Ltd. do?
Magnum Heating Ltd. is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Magnum Heating Ltd.?
Magnum Heating Ltd. was incorporated on 23 December 1996, 29 years ago.
What is the penalty if Magnum Heating 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 Magnum Heating 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.