- Companies
- Installers
- Dundee
- SDM Construction and Project Management Limited
SDM Construction and Project Management Limited
- Company number
- SC822538
- Incorporated
- 12 Sep 20242 years trading
- Registered office
- 2 Alastair Soutar Crescent, Invergowrie, Dundee, DD2 5BN
- Nature of business
- Other construction installation
SDM Construction and Project Management Limited is a 2-year-old private limited company registered in Dundee, company number SC822538, one of 48 installation companies (insulation, lifts, shutters and similar) in Dundee. Its next accounts are due at Companies House on 30 June 2027, and the CT600 for the period to 30 September 2026 is due at HMRC on 30 September 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 30 September 2025, as filed at Companies House.
Where SDM Construction and Project Management Limited is registered
The registered office is in Dundee (DD2), in the Perth and Kinross local authority area, Scotland. Show DD2 5BN on a map.
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What happens if SDM Construction and Project Management 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 30 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2027 to 31 Jul 2027 | £150 |
| 1 to 3 months late | 1 Aug 2027 to 30 Sep 2027 | £375 |
| 3 to 6 months late | 1 Oct 2027 to 31 Dec 2027 | £750 |
| More than 6 months late | From 1 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- SC822538
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 September 2024 (2 years ago)
- Registered office
- 2 Alastair Soutar Crescent, Invergowrie, Dundee, DD2 5BN
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 30 September (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 11 September 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 Dundee
Other active installation companies (insulation, lifts, shutters and similar) registered in Dundee.
- SSJ Installations Limited2025
- Stephen A Morgan Limited2025
- Tayside Garage Doors Limited2004
- UK Line and Surface Ltd2026
- Uno Installations Limited2023
- Urban Fitters Ltd2026
- West Lothian Fencing Ltd2024
- XBS Tayside Ltd2024
All installation companies (insulation, lifts, shutters and similar) in Dundee · All trades in Dundee · Installers across the UK
Frequently asked questions
When are SDM Construction and Project Management Limited's accounts due?
SDM Construction and Project Management Limited's next accounts are due at Companies House by 30 June 2027 (in 260 days), covering the period to 30 September 2026.
When is SDM Construction and Project Management Limited's CT600 due?
The CT600 for the period to 30 September 2026 is due at HMRC by 30 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2027.
Is SDM Construction and Project Management Limited still trading?
SDM Construction and Project Management 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 SDM Construction and Project Management Limited do?
SDM Construction and Project Management Limited is registered under Other construction installation (SIC 43290).
How old is SDM Construction and Project Management Limited?
SDM Construction and Project Management Limited was incorporated on 12 September 2024, 2 years ago.
What is the penalty if SDM Construction and Project Management 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 SDM Construction and Project Management 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.