- Company number
- 12214849
- Incorporated
- 19 Sep 20197 years trading
- Registered office
- C/O Vantage Accounting 1 Cedar Office Park, Cobham Road, Ferndown Industrial Estate, Wimborne, BH21 7SB
- Nature of business
- Construction of domestic buildings
Cast Building Limited is a 7-year-old private limited company registered in Wimborne, company number 12214849, one of 76 building contractors in Wimborne. 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 up £7,773 (+242.3%) on the year before, to £4,565.
- Net assets rose in 3 of 5 year-on-year comparisons on record.
- Current assets of £11K against £7,005 owed within a year: 1.5 times cover.
- 1 employee on average during the year.
- 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 | £4,565 | £11K | £7,005 | 1 | |
| 30 Sep 2024 | -£3,208 | £7,250 | £12K | 1 | |
| 30 Sep 2023 | -£2,276 | £9,936 | £14K | 1 | |
| 30 Sep 2022 | -£2,801 | £9,111 | £14K | 1 | |
| 30 Sep 2021 | -£14K | £4,838 | £22K | 1 | |
| 30 Sep 2020 | -£2,611 | £6,409 | £13K | 1 |
Where Cast Building Limited is registered
The registered office is in Wimborne (BH21), in the Dorset local authority area, South West. Show BH21 7SB on a map.
Other trade companies in BH21
- Highfield Venture LtdProperty developers
- The Knoll Venture LtdProperty developers
- MSGL Consultancy LtdProperty developers
- The Multi-Storey Group LtdProperty developers
- Oktay Shield Solutions LtdFinishing trades
- Green Space Grounds Care LtdLandscapers and gardeners
- Naku Developments LimitedProperty developers
- LFB Carpentry LimitedJoiners and carpenters
Also registered at this address
4 other companies use the same registered office as Cast Building Limited.
- Burcart Development and Management LtdProperty developers
- Dorset Cleaning Solutions (DCS) LimitedCleaning companies
- Eica Solutions LimitedElectricians
- JCH Brickwork LtdProperty developers
What happens if Cast Building 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
- 12214849
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 19 September 2019 (7 years ago)
- Registered office
- C/O Vantage Accounting 1 Cedar Office Park, Cobham Road, Ferndown Industrial Estate, Wimborne, BH21 7SB
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 30 September (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 18 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 Wimborne
Other active building contractors registered in Wimborne.
- CBS (Dorset) Limited2011
- Char Bo Properties Ltd2022
- D. and I. Harvey (Builders) Ltd.1997
- Dab Dorset Ltd2005
- Diamond Construction (UK) Limited2009
- Dove Developments (Southern) Limited2002
- Drytech Property Group Ltd2026
- Drytech Roofing & Property Care Ltd2026
All building contractors in Wimborne · All trades in Wimborne · Builders across the UK
Frequently asked questions
When are Cast Building Limited's accounts due?
Cast Building Limited's next accounts are due at Companies House by 30 June 2027 (in 261 days), covering the period to 30 September 2026.
When is Cast Building 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 Cast Building Limited still trading?
Cast Building 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 Cast Building Limited do?
Cast Building Limited is registered under Construction of domestic buildings (SIC 41202).
How old is Cast Building Limited?
Cast Building Limited was incorporated on 19 September 2019, 7 years ago.
What is the penalty if Cast Building 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 Cast Building 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.