- Companies
- Finishing trades
- Portsmouth
- Cummins Construction Southern Ltd
Cummins Construction Southern Ltd
- Company number
- 07923479
- Incorporated
- 25 Jan 201214 years trading
- Registered office
- 10 Court Mead, Drayton, Portsmouth, Hants, PO6 2LT
- Nature of business
- Other building completion and finishing
Cummins Construction Southern Ltd is a 14-year-old private limited company registered in Portsmouth, company number 07923479, one of 137 building finishing companies in Portsmouth. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 £1,665 (-19.8%) on the year before, to £6,729.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £32K against £29K owed within a year: 1.1 times cover.
- 2 employees on average during the year.
- 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 Mar 2025 | £6,729 | £32K | £29K | 2 | |
| 31 Mar 2024 | £8,394 | £42K | £38K | 2 | |
| 31 Mar 2023 | £17K | £60K | £49K | 1 | |
| 31 Mar 2022 | £8,812 | £43K | £44K | 1 | |
| 31 Mar 2021 | £4,597 | £32K | £41K | 1 | |
| 31 Mar 2020 | £54K | £79K | £25K | 1 | |
| 31 Mar 2019 | £35K | £71K | £33K | 0 | |
| 31 Mar 2018 | £39K | £67K | £26K | 10 | |
| 31 Mar 2017 | £4,630 | £13K | £10K | ||
| 31 Mar 2016 | £1,939 | £8 | £16K | £17K |
Where Cummins Construction Southern Ltd is registered
The registered office is in Portsmouth (PO6), in the Portsmouth local authority area, South East. Show PO6 2LT on a map.
Other trade companies in PO6
- Bellagio Partners LtdBuilders
- Cpenw LtdMachinery repair and installation
- Marla Brickwork & Construction LtdProperty developers
- Miracles in Metal LtdMechanics and garages
- FH Fire & Electrical LtdElectricians
- Thomcore LimitedSpecialist contractors
- JMS Southern LtdElectricians
- The Motum Group LtdSpecialist contractors
What happens if Cummins 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 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 07923479
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 25 January 2012 (14 years ago)
- Registered office
- 10 Court Mead, Drayton, Portsmouth, Hants, PO6 2LT
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 25 January 2026
Filing notes for building finishing companies
Finishing trade companies cover a wide range of work. Most are micro-entities with simple accounts and a straightforward CT600.
Similar companies in Portsmouth
Other active building finishing companies registered in Portsmouth.
- Danson Developments Ltd2016
- DCW Contract Services Ltd2026
- Dickson Developments Limited2008
- DMBR Maintenance Ltd2020
- Eco Amend Maintenance Service Ltd2026
- Evolution5 Holdings Limited2022
- Exact Roofing and Building Solutions Ltd2025
- F M Projects Ltd2014
All building finishing companies in Portsmouth · All trades in Portsmouth · Finishing trades across the UK
Frequently asked questions
When are Cummins Construction Southern Ltd's accounts due?
Cummins Construction Southern Ltd's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is Cummins Construction Southern Ltd's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Cummins Construction Southern Ltd still trading?
Cummins 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 Cummins Construction Southern Ltd do?
Cummins Construction Southern Ltd is registered under Other building completion and finishing (SIC 43390).
How old is Cummins Construction Southern Ltd?
Cummins Construction Southern Ltd was incorporated on 25 January 2012, 14 years ago.
What is the penalty if Cummins 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 Cummins 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.