- Companies
- Builders
- Merthyr Tydfil
- DDSK Developments Limited
DDSK Developments Limited
- Company number
- 12198683
- Incorporated
- 10 Sep 20197 years trading
- Registered office
- The Business Park, Triangle Business Centre, Merthyr Tydfil, CF48 4TQ
- Nature of business
- Construction of domestic buildings
DDSK Developments Limited is a 7-year-old private limited company registered in Merthyr Tydfil, company number 12198683, one of 39 building contractors in Merthyr Tydfil. 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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Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets down £918 (-20.6%) on the year before, to -£5,371.
- Net assets rose in 0 of 5 year-on-year comparisons on record.
- Current assets of £65K against £70K owed within a year: 0.9 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 6 years, 2020 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Sep 2025 | -£5,371 | £2,728 | £65K | £70K | 0 |
| 30 Sep 2024 | -£4,453 | £421 | £59K | £64K | 1 |
| 30 Sep 2023 | -£3,768 | £3,408 | £51K | £55K | 0 |
| 30 Sep 2022 | -£2,618 | £4,090 | £52K | £54K | 0 |
| 30 Sep 2021 | -£1,893 | £47K | £48K | 0 | |
| 30 Sep 2020 | -£911 | £38K | £38K | 0 |
Where DDSK Developments Limited is registered
The registered office is in Merthyr Tydfil (CF48), in the Merthyr Tydfil local authority area, Wales. Show CF48 4TQ on a map.
Other trade companies in CF48
- Valley Roofing Building & Carpentry LimitedRoofers
- Ajl Rail/Civil Engineering LtdCivil engineering
- M&K Valeting LtdCleaning companies
- Mdgroundworks LtdGroundworks and demolition
- Craig Lloyd Groundworks LtdCivil engineering
- Noarc Electrical LtdElectricians
- Elt Brickwork LimitedBuilders
- JBH Decorating LimitedPainters and decorators
Also registered at this address
4 other companies use the same registered office as DDSK Developments Limited.
- Crown Tyre and Auto Centre LimitedMechanics and garages
- Ffrind Developments LimitedBuilders
- Katu Commercial Services LtdCleaning companies
- LLC Services LimitedBuilders
What happens if DDSK Developments 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
- 12198683
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 10 September 2019 (7 years ago)
- Registered office
- The Business Park, Triangle Business Centre, Merthyr Tydfil, CF48 4TQ
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 30 September (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 23 September 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 Merthyr Tydfil
Other active building contractors registered in Merthyr Tydfil.
- Diamond Quality Ltd2025
- Ecas Group Ltd2025
- Elt Brickwork Limited2026
- Fear & Law Properties Ltd2024
- Ffrind Developments Limited2016
- Flec Construction Ltd2026
- GTH Consrtuction (Wales) Ltd2014
- Hareva Construction Ltd2019
All building contractors in Merthyr Tydfil · All trades in Merthyr Tydfil · Builders across the UK
Frequently asked questions
When are DDSK Developments Limited's accounts due?
DDSK Developments 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 DDSK Developments 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 DDSK Developments Limited still trading?
DDSK Developments Limited 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 DDSK Developments Limited do?
DDSK Developments Limited is registered under Construction of domestic buildings (SIC 41202).
How old is DDSK Developments Limited?
DDSK Developments Limited was incorporated on 10 September 2019, 7 years ago.
What is the penalty if DDSK Developments 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 DDSK Developments Limited 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.