- Companies
- Builders
- Southampton
- Ibcon Construction Limited
Ibcon Construction Limited
- Company number
- 01773692
- Incorporated
- 29 Nov 198342 years trading
- Registered office
- The Quay 30 Channel Way, Ocean Village, Southampton, Hampshire, SO14 3TG
- Nature of business
- Construction of domestic buildings
Ibcon Construction Limited is a 42-year-old private limited company registered in Southampton, company number 01773692, one of 491 building contractors in Southampton. Its next accounts are due at Companies House on 31 October 2026, and the CT600 for the period to 31 January 2026 is due at HMRC on 31 January 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 £143K (+5.1%) on the year before, to £2.9M.
- Net assets rose in 9 of 9 year-on-year comparisons on record.
- Current assets of £1.4M against £530K owed within a year: 2.7 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2025 | £2.9M | £626K | £1.4M | £530K | 0 |
| 31 Jan 2024 | £2.8M | £409K | £1.2M | £467K | 2 |
| 31 Jan 2023 | £2.7M | £32K | £819K | £466K | 2 |
| 31 Jan 2022 | £2.6M | £93K | £875K | £264K | 2 |
| 31 Jan 2021 | £2.6M | £61K | £840K | £270K | 2 |
| 31 Jan 2020 | £2.5M | £13K | £791K | £285K | 2 |
| 31 Jan 2019 | £2.4M | £43K | £823K | £259K | |
| 31 Jan 2018 | £2.4M | £32K | £813K | £250K | |
| 31 Jan 2017 | £2.3M | £13K | £710K | £197K | |
| 31 Jan 2016 | £2.2M | £13K | £710K | £229K |
Where Ibcon Construction Limited is registered
The registered office is in Southampton (SO14), in the Southampton local authority area, South East. Show SO14 3TG on a map.
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Also registered at this address
14 other companies use the same registered office as Ibcon Construction Limited.
- Anchor Pipework LimitedElectricians
- Anchor Real Estate LimitedElectricians
- Brookswood Automotive LtdMechanics and garages
- Cresswell Automotive LimitedMotor traders
- Ejm Building Services LimitedFinishing trades
- Ejm Driveways & Roofing LtdFinishing trades
- GM Electrical Solutions LtdElectricians
- Insync Support Services LtdCleaning companies
- M.C.S. Consultancy LimitedSpecialist contractors
- NTK Contractors LtdInstallers
- Pool & Sons (Hartley Wintney) LimitedBuilders
- Richmond Property Developments (Portsmouth) LimitedProperty developers
- S G Services (Southampton) LimitedMechanics and garages
- The Dent Guy LimitedMechanics and garages
What happens if Ibcon Construction 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 31 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2026 to 30 Nov 2026 | £150 |
| 1 to 3 months late | 1 Dec 2026 to 31 Jan 2027 | £375 |
| 3 to 6 months late | 1 Feb 2027 to 30 Apr 2027 | £750 |
| More than 6 months late | From 1 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 01773692
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 29 November 1983 (42 years ago)
- Registered office
- The Quay 30 Channel Way, Ocean Village, Southampton, Hampshire, SO14 3TG
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 January 2025
- Last confirmation statement
- 3 November 2025
- Charges (mortgages)
- 0 outstanding of 8 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.
- Ibex Homes Limited2007
- Ibrar Ltd2025
- Imperial Residential Investments Limited2024
- Inex Construction Limited2001
- Iron Edge Solutions Limited2025
- J Parry & Sons General Builder Ltd2014
- J Taylor Build Ltd2022
- J&L Building & Landscapes Limited2022
All building contractors in Southampton · All trades in Southampton · Builders across the UK
Frequently asked questions
When are Ibcon Construction Limited's accounts due?
Ibcon Construction Limited's next accounts are due at Companies House by 31 October 2026 (in 19 days), covering the period to 31 January 2026.
When is Ibcon Construction Limited's CT600 due?
The CT600 for the period to 31 January 2026 is due at HMRC by 31 January 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2026.
Is Ibcon Construction Limited still trading?
Ibcon Construction 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 Ibcon Construction Limited do?
Ibcon Construction Limited is registered under Construction of domestic buildings (SIC 41202).
How old is Ibcon Construction Limited?
Ibcon Construction Limited was incorporated on 29 November 1983, 42 years ago.
What is the penalty if Ibcon Construction 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 Ibcon Construction 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.