- Companies
- Builders
- Cumbernauld
- SDDH Construction Ltd
SDDH Construction Ltd
- Company number
- SC808715
- Incorporated
- 29 Apr 20242 years trading
- Registered office
- 24 Larch Court, Cumbernauld, Glasgow, G67 3BD
- Nature of business
- Construction of commercial buildings; Construction of domestic buildings
SDDH Construction Ltd is a 2-year-old private limited company registered in Cumbernauld, company number SC808715, one of 21 building contractors in Cumbernauld. Its next accounts are due at Companies House on 31 January 2027, and the CT600 for the period to 30 April 2026 is due at HMRC on 30 April 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 April 2025, as filed at Companies House.
Where SDDH Construction Ltd is registered
The registered office is in Cumbernauld (G67), in the North Lanarkshire local authority area, Scotland. Show G67 3BD on a map.
Other trade companies in G67
- Primeguard Group LtdCleaning companies
- Abronhill Car Wash LtdMechanics and garages
- Outlook Doors and Windows LtdJoiners and carpenters
- Mag.Wires.Es LtdMachinery repair and installation
- J-Shyne Sparkle Service LimitedCleaning companies
- Moss Off Gutter Clean LtdRoofers
- The Gym Engineer LtdMachinery repair and installation
- Trilex Maintenance LimitedPainters and decorators
What happens if SDDH Construction 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 31 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2027 to 28 Feb 2027 | £150 |
| 1 to 3 months late | 1 Mar 2027 to 30 Apr 2027 | £375 |
| 3 to 6 months late | 1 May 2027 to 31 Jul 2027 | £750 |
| More than 6 months late | From 1 Aug 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2027 | £200 |
| 3 months late | 30 Jul 2027 | another £200 |
| 6 months late | 30 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- SC808715
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 29 April 2024 (2 years ago)
- Registered office
- 24 Larch Court, Cumbernauld, Glasgow, G67 3BD
- Nature of business
- Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202) - Year end
- 30 April (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 April 2025
- Last confirmation statement
- 28 April 2026
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Cumbernauld
Other active building contractors registered in Cumbernauld.
- SRG Glasgow Ltd2015
- The Titan Group One Limited2025
- Total Property Construction Services Ltd2026
- Wind and Watertight Ltd2023
- Ap Timber Structures Ltd2025
- Beechrow Homes Limited2009
- CL Joinery & Construction Ltd2025
- Danellie Steelfixing Limited2025
All building contractors in Cumbernauld · All trades in Cumbernauld · Builders across the UK
Frequently asked questions
When are SDDH Construction Ltd's accounts due?
SDDH Construction Ltd's next accounts are due at Companies House by 31 January 2027 (in 110 days), covering the period to 30 April 2026.
When is SDDH Construction Ltd's CT600 due?
The CT600 for the period to 30 April 2026 is due at HMRC by 30 April 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2027.
Is SDDH Construction Ltd still trading?
SDDH Construction 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 SDDH Construction Ltd do?
SDDH Construction Ltd is registered under Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202).
How old is SDDH Construction Ltd?
SDDH Construction Ltd was incorporated on 29 April 2024, 2 years ago.
What is the penalty if SDDH Construction 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 SDDH Construction 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.