- Companies
- Builders
- Mountain Ash
- Stradstone Ltd
Stradstone Ltd
- Company number
- 11613620
- Incorporated
- 9 Oct 20188 years trading
- Registered office
- Tymenter Navigation Park, Abercynon, Mountain Ash, Rct, CF45 4SN
- Nature of business
- Construction of commercial buildings; Construction of domestic buildings; Buying and selling of own real estate; Other letting and operating of own or leased real estate
Stradstone Ltd is a 8-year-old private limited company registered in Mountain Ash, company number 11613620, one of 24 building contractors in Mountain Ash. Its next accounts are due at Companies House on 30 July 2027, and the CT600 for the period to 30 October 2026 is due at HMRC on 30 October 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 £85K (-81.8%) on the year before, to -£189K.
- Net assets rose in 3 of 6 year-on-year comparisons on record.
- Current assets of £569K against £893K owed within a year: 0.6 times cover.
- 1 employee on average, up from 0 the year before.
- Balance sheets on record for 7 years, 2019 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Oct 2025 | -£189K | £569K | £893K | 1 | |
| 31 Oct 2024 | -£104K | £469K | £711K | 0 | |
| 30 Oct 2023 | £44K | £624K | £808K | 1 | |
| 31 Oct 2022 | £7,703 | £387K | £441K | 0 | |
| 31 Oct 2021 | £76K | £470K | £612K | 0 | |
| 31 Oct 2020 | £44K | £314K | £360K | 0 | |
| 31 Oct 2019 | £17K | £67K | £31K | 0 |
Where Stradstone Ltd is registered
The registered office is in Mountain Ash (CF45), in the Rhondda Cynon Taf local authority area, Wales. Show CF45 4SN on a map.
Other trade companies in CF45
- Pro Guard Home Improvements LtdRoofers
- Smiths Rendering & Resin LtdBuilders
- Ironrootslandscaping LimitedLandscapers and gardeners
- Lee Griffiths Contractors LimitedFinishing trades
- Theglossboss LtdCleaning companies
- Brickzen Constructions LtdInstallers
- STR Drylining LtdBuilders
- Greenvoltinfrastructure LtdCivil engineering
What happens if Stradstone 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 30 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 31 Jul 2027 to 30 Aug 2027 | £150 |
| 1 to 3 months late | 31 Aug 2027 to 30 Oct 2027 | £375 |
| 3 to 6 months late | 31 Oct 2027 to 30 Jan 2028 | £750 |
| More than 6 months late | From 31 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 31 Oct 2027 | £200 |
| 3 months late | 30 Jan 2028 | another £200 |
| 6 months late | 30 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Oct 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
- 11613620
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 9 October 2018 (8 years ago)
- Registered office
- Tymenter Navigation Park, Abercynon, Mountain Ash, Rct, CF45 4SN
- Nature of business
- Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202)
Buying and selling of own real estate (SIC 68100)
Other letting and operating of own or leased real estate (SIC 68209) - Year end
- 30 October (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 8 October 2025
- Charges (mortgages)
- 7 outstanding of 9 registered
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 Mountain Ash
Other active building contractors registered in Mountain Ash.
- UPVC and Glass Ltd2025
- Acuma Properties Ltd2019
- Atw Groundworks and Civil Engineering Limited2014
- Babis Homes Limited2014
- Build-Tec Contractors Limited2008
- C&L Rendering Ltd2021
- Collinspropertygroup Ltd.2021
- Coomer's Developments Limited2025
All building contractors in Mountain Ash · All trades in Mountain Ash · Builders across the UK
Frequently asked questions
When are Stradstone Ltd's accounts due?
Stradstone Ltd's next accounts are due at Companies House by 30 July 2027 (in 291 days), covering the period to 30 October 2026.
When is Stradstone Ltd's CT600 due?
The CT600 for the period to 30 October 2026 is due at HMRC by 30 October 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 31 July 2027.
Is Stradstone Ltd still trading?
Stradstone 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 Stradstone Ltd do?
Stradstone Ltd is registered under Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202); Buying and selling of own real estate (SIC 68100); Other letting and operating of own or leased real estate (SIC 68209).
How old is Stradstone Ltd?
Stradstone Ltd was incorporated on 9 October 2018, 8 years ago.
What is the penalty if Stradstone 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 Stradstone 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.