- Companies
- Installers
- Glasgow
- Sie Contracting Limited
Sie Contracting Limited
- Company number
- SC819675
- Incorporated
- 16 Aug 20242 years trading
- Registered office
- Clyde Offices 2ND Floor 48, West George Street, Glasgow, G2 1BP
- Nature of business
- Other construction installation
Sie Contracting Limited is a 2-year-old private limited company registered in Glasgow, company number SC819675, one of 331 installation companies (insulation, lifts, shutters and similar) in Glasgow. Its next accounts are due at Companies House on 31 May 2027, and the CT600 for the period to 31 August 2026 is due at HMRC on 31 August 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 31 August 2025, as filed at Companies House.
Where Sie Contracting Limited is registered
The registered office is in Glasgow (G2), in the Glasgow City local authority area, Scotland. Show G2 1BP on a map.
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- The Three Sisters Furniture and Flooring LtdFloor and wall tilers
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Also registered at this address
1 other company uses the same registered office as Sie Contracting Limited.
- MJB Landscapes LtdLandscapers and gardeners
What happens if Sie Contracting 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 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2027 to 30 Jun 2027 | £150 |
| 1 to 3 months late | 1 Jul 2027 to 31 Aug 2027 | £375 |
| 3 to 6 months late | 1 Sep 2027 to 30 Nov 2027 | £750 |
| More than 6 months late | From 1 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- SC819675
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 16 August 2024 (2 years ago)
- Registered office
- Clyde Offices 2ND Floor 48, West George Street, Glasgow, G2 1BP
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 31 August (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 15 August 2026
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.
- Signature Trade Services Ltd2026
- Simpson Timber Systems Limited2017
- Sivan Construction Ltd2025
- SK Bathrooms Ltd2026
- SK Wish818 Ltd Limited2026
- SKB Glasgow Ltd2023
- Skyform (Scotland) Limited1996
- SM Bathrooms Ltd2026
All installation companies (insulation, lifts, shutters and similar) in Glasgow · All trades in Glasgow · Installers across the UK
Frequently asked questions
When are Sie Contracting Limited's accounts due?
Sie Contracting Limited's next accounts are due at Companies House by 31 May 2027 (in 231 days), covering the period to 31 August 2026.
When is Sie Contracting Limited's CT600 due?
The CT600 for the period to 31 August 2026 is due at HMRC by 31 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2027.
Is Sie Contracting Limited still trading?
Sie Contracting 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 Sie Contracting Limited do?
Sie Contracting Limited is registered under Other construction installation (SIC 43290).
How old is Sie Contracting Limited?
Sie Contracting Limited was incorporated on 16 August 2024, 2 years ago.
What is the penalty if Sie Contracting 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 Sie Contracting 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.