- Companies
- Installers
- Glasgow
- Summit Plant Services Ltd
Summit Plant Services Ltd
- Company number
- SC790468
- Incorporated
- 24 Nov 20232 years trading
- Registered office
- 22 Backbrae Street, Kilsyth, Glasgow, Lanarkshire, G65 0NH
- Nature of business
- Other construction installation
Summit Plant Services Ltd is a 2-year-old private limited company registered in Glasgow, company number SC790468, one of 331 installation companies (insulation, lifts, shutters and similar) in Glasgow. Companies House shows its accounts as overdue: they were due on 31 August 2026.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Where Summit Plant Services Ltd is registered
The registered office is in Glasgow (G65), in the North Lanarkshire local authority area, Scotland. Show G65 0NH on a map.
Other trade companies in G65
- J.Crawford Cleans LtdCleaning companies
- Four Seasons Landscaping Stirling LtdLandscapers and gardeners
- McCabe Home & Property Services LtdCleaning companies
- Barn Property Developers LtdProperty developers
- R&M Property Partners LtdProperty developers
- Wire in Electrical Solutions LimitedElectricians
- Matter Plumbing LtdPlumbers and heating engineers
- Mastercoat LtdPainters and decorators
Shared registered office
97 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 Summit Plant Services Ltd files late
If the accounts reach Companies House today, the late filing penalty is £375 (£750 if last year's accounts were also late). It rises at each step below.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2026 to 30 Sep 2026 | £150 |
| 1 to 3 months late | 1 Oct 2026 to 30 Nov 2026 | £375 |
| 3 to 6 months late | 1 Dec 2026 to 28 Feb 2027 | £750 |
| More than 6 months late | From 1 Mar 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2026 | £200 |
| 3 months late | 28 Feb 2027 | another £200 |
| 6 months late | 30 May 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 2027 | 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
- SC790468
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 24 November 2023 (2 years ago)
- Registered office
- 22 Backbrae Street, Kilsyth, Glasgow, Lanarkshire, G65 0NH
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 November 2024
- Last confirmation statement
- 23 November 2025
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.
- Supreme Insulation Services Ltd2025
- SWB Projects (Scotland) Ltd2016
- Swhytebuilders Limited2022
- Swifftex Ltd2019
- T J Tiling Services Ltd2021
- Taminor Contracts Limited2019
- Termofol Infrared Technologies Ltd2025
- Teslatech Limited2012
All installation companies (insulation, lifts, shutters and similar) in Glasgow · All trades in Glasgow · Installers across the UK
Frequently asked questions
When are Summit Plant Services Ltd's accounts due?
Summit Plant Services Ltd's accounts were due at Companies House on 31 August 2026 and the register shows them as overdue.
When is Summit Plant Services Ltd's CT600 due?
The CT600 for the period to 30 November 2025 is due at HMRC by 30 November 2026, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2026.
Is Summit Plant Services Ltd still trading?
Summit Plant Services Ltd is listed as active on the Companies House register (checked 12 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 Summit Plant Services Ltd do?
Summit Plant Services Ltd is registered under Other construction installation (SIC 43290).
How old is Summit Plant Services Ltd?
Summit Plant Services Ltd was incorporated on 24 November 2023, 2 years ago.
What is the penalty if Summit Plant 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 Summit Plant Services Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 12 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.