- Companies
- Builders
- Portsmouth
- Crown Construction Southern Ltd
Crown Construction Southern Ltd
- Company number
- 15887804
- Incorporated
- 9 Aug 20242 years trading
- Registered office
- 198 London Road, Portsmouth, PO2 9JE
- Nature of business
- Construction of domestic buildings
Crown Construction Southern Ltd is a 2-year-old private limited company registered in Portsmouth, company number 15887804, one of 175 building contractors in Portsmouth. Its next accounts are due at Companies House on 31 May 2027, and the CT600 for the period to 31 August 2026 is due at HMRC on 31 August 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 31 August 2025, as filed at Companies House.
Where Crown Construction Southern Ltd is registered
The registered office is in Portsmouth (PO2), in the Portsmouth local authority area, South East. Show PO2 9JE on a map.
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Also registered at this address
20 other companies use the same registered office as Crown Construction Southern Ltd.
- Aei Scaffolding LimitedScaffolders
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What happens if Crown Construction Southern 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 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2027 to 30 Jun 2027 | £150 |
| 1 to 3 months late | 1 Jul 2027 to 31 Aug 2027 | £375 |
| 3 to 6 months late | 1 Sep 2027 to 30 Nov 2027 | £750 |
| More than 6 months late | From 1 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 15887804
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 9 August 2024 (2 years ago)
- Registered office
- 198 London Road, Portsmouth, PO2 9JE
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 August (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 8 August 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 Portsmouth
Other active building contractors registered in Portsmouth.
- D A Dry Lining Limited2010
- D and L Brickwork Ltd2021
- DDG Building Services Ltd2020
- Dex Construction Limited2014
- Dex Homes (Portchester) Limited2014
- Dex Homes (Portsmouth) Limited2020
- Dream Builds Construction Ltd2026
- Dugan Calmore Ltd2024
All building contractors in Portsmouth · All trades in Portsmouth · Builders across the UK
Frequently asked questions
When are Crown Construction Southern Ltd's accounts due?
Crown Construction Southern Ltd's next accounts are due at Companies House by 31 May 2027 (in 230 days), covering the period to 31 August 2026.
When is Crown Construction Southern Ltd's CT600 due?
The CT600 for the period to 31 August 2026 is due at HMRC by 31 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2027.
Is Crown Construction Southern Ltd still trading?
Crown Construction Southern 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 Crown Construction Southern Ltd do?
Crown Construction Southern Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is Crown Construction Southern Ltd?
Crown Construction Southern Ltd was incorporated on 9 August 2024, 2 years ago.
What is the penalty if Crown Construction Southern 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 Crown Construction Southern 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.