- Companies
- Builders
- Southampton
- Charndon Concepts Ltd
Charndon Concepts Ltd
- Company number
- 13409323
- Incorporated
- 19 May 20215 years trading
- Registered office
- Unit 4 Basepoint, Andersons Road, Southampton, SO14 5FE
- Nature of business
- Construction of domestic buildings
Charndon Concepts Ltd is a 5-year-old private limited company registered in Southampton, company number 13409323, one of 491 building contractors in Southampton. Its next accounts are due at Companies House on 28 February 2027, and the CT600 for the period to 31 May 2026 is due at HMRC on 31 May 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 £395K (-192.5%) on the year before, to -£601K.
- Net assets rose in 0 of 3 year-on-year comparisons on record.
- Current assets of £4.2M against £42K owed within a year: more than 10 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 4 years, 2022 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 May 2025 | -£601K | £0 | £4.2M | £42K | 0 |
| 31 May 2024 | -£205K | £44 | £1.6M | £1,601 | 0 |
| 31 May 2023 | -£35K | £71 | £1.6M | £1,536 | 0 |
| 31 May 2022 | £100 | 0 |
Where Charndon Concepts Ltd is registered
The registered office is in Southampton (SO14), in the Southampton local authority area, South East. Show SO14 5FE on a map.
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Also registered at this address
18 other companies use the same registered office as Charndon Concepts Ltd.
- Ashco Construction LtdBuilders
- Avora Homes LtdBuilders
- Azure Capital (Dorchester) LtdProperty developers
- Becton Developments LtdProperty developers
- Burnham Concepts LtdProperty developers
- Crowthorne Concepts LtdProperty developers
- Cygna Homes LtdBuilders
- Farnham Concepts LimitedBuilders
- Impact Building Projects LtdInstallers
- M. & B. Fuel Injection Service LimitedMechanics and garages
- McIntyre Mosaics LimitedFinishing trades
- MW Concepts LimitedBuilders
- Orbit Flooring LtdFloor and wall tilers
- Oxford Concepts LimitedBuilders
- PBK Squared LtdCivil engineering
- The Spray Partnership LimitedPainters and decorators
- True Level Scaffolding LtdScaffolders
- Zanzibar Flooring LimitedFloor and wall tilers
What happens if Charndon Concepts 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 28 February 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2027 to 31 Mar 2027 | £150 |
| 1 to 3 months late | 1 Apr 2027 to 31 May 2027 | £375 |
| 3 to 6 months late | 1 Jun 2027 to 31 Aug 2027 | £750 |
| More than 6 months late | From 1 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2027 | £200 |
| 3 months late | 31 Aug 2027 | another £200 |
| 6 months late | 30 Nov 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- 13409323
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 19 May 2021 (5 years ago)
- Registered office
- Unit 4 Basepoint, Andersons Road, Southampton, SO14 5FE
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 May (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 May 2025
- Last confirmation statement
- 4 March 2026
- Charges (mortgages)
- 2 outstanding of 4 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 Southampton
Other active building contractors registered in Southampton.
- Chauhan Construction Ltd2026
- Chilborne Limited2025
- Chohan Construction Design & Build Limited2025
- CKS Carpentry Ltd2018
- Claddagh Commercial Management Limited2012
- Clarke Home Renovations Limited2000
- Classic Construction (Southern) Ltd2001
- Clearline Builds Ltd2026
All building contractors in Southampton · All trades in Southampton · Builders across the UK
Frequently asked questions
When are Charndon Concepts Ltd's accounts due?
Charndon Concepts Ltd's next accounts are due at Companies House by 28 February 2027 (in 139 days), covering the period to 31 May 2026.
When is Charndon Concepts Ltd's CT600 due?
The CT600 for the period to 31 May 2026 is due at HMRC by 31 May 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2027.
Is Charndon Concepts Ltd still trading?
Charndon Concepts 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 Charndon Concepts Ltd do?
Charndon Concepts Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is Charndon Concepts Ltd?
Charndon Concepts Ltd was incorporated on 19 May 2021, 5 years ago.
What is the penalty if Charndon Concepts 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 Charndon Concepts 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.