- Companies
- Finishing trades
- Cardiff
- Dymstroy Limited
Dymstroy Limited
- Company number
- 17441443
- Incorporated
- 5 Sep 2026
- Registered office
- PO Box 4385, 17441443 - Companies House Default Address, Cardiff, CF14 8LH
- Nature of business
- Other building completion and finishing
Dymstroy Limited is a newly incorporated private limited company registered in Cardiff, company number 17441443, one of 129 building finishing companies in Cardiff. Its next accounts are due at Companies House on 5 June 2028, and its first CT600 is due at HMRC on 4 September 2028.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where Dymstroy Limited is registered
The registered office is in Cardiff (CF14), in the Caerphilly local authority area, Wales. Show CF14 8LH on a map.
Other trade companies in CF14
- Velren Group LtdProperty developers
- Premierroofcare LtdRoofers
- JLG Groundworks LtdCleaning companies
- Tidyvibz LtdCleaning companies
- Ayyappa MTD LtdBuilders
- KM Phoenix Pond, Garden & General Maintenance LtdLandscapers and gardeners
- Eco Green Property Service LtdFinishing trades
- S and J Accident Repairs LtdPainters and decorators
What happens if Dymstroy 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 5 June 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 6 Jun 2028 to 5 Jul 2028 | £150 |
| 1 to 3 months late | 6 Jul 2028 to 5 Sep 2028 | £375 |
| 3 to 6 months late | 6 Sep 2028 to 5 Dec 2028 | £750 |
| More than 6 months late | From 6 Dec 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2028 | £200 |
| 3 months late | 30 Dec 2028 | another £200 |
| 6 months late | 30 Mar 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 2029 | 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
- 17441443
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 5 September 2026
- Registered office
- PO Box 4385, 17441443 - Companies House Default Address, Cardiff, CF14 8LH
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 30 September (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for building finishing companies
Finishing trade companies cover a wide range of work. Most are micro-entities with simple accounts and a straightforward CT600.
Similar companies in Cardiff
Other active building finishing companies registered in Cardiff.
- Dynamic Development Group Limited2021
- Eco Green Property Service Ltd2026
- Ela Contractors Limited2020
- Electrostatics Limited2003
- F & F Property Services Limited2025
- Female Builders Limited2026
- First 4 Contracts Limited2024
- Fix Cardiff Ltd2025
All building finishing companies in Cardiff · All trades in Cardiff · Finishing trades across the UK
Frequently asked questions
When are Dymstroy Limited's accounts due?
Dymstroy Limited's next accounts are due at Companies House by 5 June 2028 (in 602 days), covering the period to 30 September 2027.
When is Dymstroy Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 4 September 2027, due by 4 September 2028, and one for the period to 30 September 2027, due by 30 September 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Dymstroy Limited still trading?
Dymstroy 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 Dymstroy Limited do?
Dymstroy Limited is registered under Other building completion and finishing (SIC 43390).
How old is Dymstroy Limited?
Dymstroy Limited was incorporated on 5 September 2026, less than a year ago.
What is the penalty if Dymstroy 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 Dymstroy 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.