- Companies
- Installers
- Glasgow
- Supreme Insulation Services Ltd
Supreme Insulation Services Ltd
- Company number
- SC873062
- Incorporated
- 18 Dec 2025
- Registered office
- 18 Glenwood Place, Kirkintilloch, Glasgow, G66 4DT
- Nature of business
- Other construction installation
Supreme Insulation Services Ltd is a newly incorporated private limited company registered in Glasgow, company number SC873062, one of 331 installation companies (insulation, lifts, shutters and similar) in Glasgow. Its next accounts are due at Companies House on 18 September 2027, and its first CT600 is due at HMRC on 17 December 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.
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Where Supreme Insulation Services Ltd is registered
The registered office is in Glasgow (G66), in the East Dunbartonshire local authority area, Scotland. Show G66 4DT on a map.
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What happens if Supreme Insulation Services 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 18 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 19 Sep 2027 to 18 Oct 2027 | £150 |
| 1 to 3 months late | 19 Oct 2027 to 18 Dec 2027 | £375 |
| 3 to 6 months late | 19 Dec 2027 to 18 Mar 2028 | £750 |
| More than 6 months late | From 19 Mar 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
- SC873062
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 18 December 2025
- Registered office
- 18 Glenwood Place, Kirkintilloch, Glasgow, G66 4DT
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 31 December (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies in Glasgow
Other active installation companies (insulation, lifts, shutters and similar) registered in Glasgow.
- SWB Projects (Scotland) Ltd2016
- Swhytebuilders Limited2022
- Swifftex Ltd2019
- T J Tiling Services Ltd2021
- Taminor Contracts Limited2019
- Termofol Infrared Technologies Ltd2025
- Teslatech Limited2012
- The Glasgow Staircase Company Limited2026
All installation companies (insulation, lifts, shutters and similar) in Glasgow · All trades in Glasgow · Installers across the UK
Frequently asked questions
When are Supreme Insulation Services Ltd's accounts due?
Supreme Insulation Services Ltd's next accounts are due at Companies House by 18 September 2027 (in 341 days), covering the period to 31 December 2026.
When is Supreme Insulation Services 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 17 December 2026, due by 17 December 2027, and one for the period to 31 December 2026, due by 31 December 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Supreme Insulation Services Ltd still trading?
Supreme Insulation Services 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 Supreme Insulation Services Ltd do?
Supreme Insulation Services Ltd is registered under Other construction installation (SIC 43290).
How old is Supreme Insulation Services Ltd?
Supreme Insulation Services Ltd was incorporated on 18 December 2025, less than a year ago.
What is the penalty if Supreme Insulation Services 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 Supreme Insulation Services 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.