- Companies
- Builders
- Southampton
- Mach Cargo Ltd
Mach Cargo Ltd
- Company number
- 10366590
- Incorporated
- 8 Sep 201610 years trading
- Registered office
- Flat 3 ,, 34 Spear Road, Southampton, SO14 6UH
- Nature of business
- Construction of domestic buildings; Plumbing, heat and air-conditioning installation; Other specialised construction activities n.e.c.; Freight transport by road
Mach Cargo Ltd is a 10-year-old private limited company registered in Southampton, company number 10366590, one of 491 building contractors in Southampton. 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 up £142 (+2.6%) on the year before, to -£5,297.
- Net assets rose in 2 of 7 year-on-year comparisons on record.
- Current assets of £1,034 against £6,835 owed within a year: 0.2 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 8 years, 2017 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | -£5,297 | £1,034 | £6,835 | 1 | |
| 30 Sep 2023 | -£5,439 | £1,504 | £650 | 1 | |
| 30 Sep 2022 | -£15K | £4,070 | £8,414 | 1 | |
| 30 Sep 2021 | -£4,830 | £14K | £6,660 | 1 | |
| 30 Sep 2020 | £100 | £13K | £12K | 1 | |
| 30 Sep 2019 | £100 | £177 | 1 | ||
| 30 Sep 2018 | £100 | £0 | £985 | 1 | |
| 30 Sep 2017 | £100 | £3,615 | £4,646 | 1 |
Where Mach Cargo Ltd is registered
The registered office is in Southampton (SO14), in the Southampton local authority area, South East. Show SO14 6UH on a map.
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- Otess LtdFloor and wall tilers
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What happens if Mach Cargo 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
- 10366590
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 8 September 2016 (10 years ago)
- Registered office
- Flat 3 ,, 34 Spear Road, Southampton, SO14 6UH
- Nature of business
- Construction of domestic buildings (SIC 41202)
Plumbing, heat and air-conditioning installation (SIC 43220)
Other specialised construction activities n.e.c. (SIC 43999)
Freight transport by road (SIC 49410) - Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 24 March 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 Southampton
Other active building contractors registered in Southampton.
- Magic Conversion Ltd2026
- Maguire's Carpentry Limited2017
- Maidanbuild Developments Ltd2021
- Maidanbuild Homes Limited2017
- Mann Builders Group Ltd2021
- Mariner Projects Limited2021
- Martin Back Homes Limited2019
- Maryal Building Services Limited2012
All building contractors in Southampton · All trades in Southampton · Builders across the UK
Frequently asked questions
When are Mach Cargo Ltd's accounts due?
Mach Cargo 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 Mach Cargo 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 Mach Cargo Ltd still trading?
Mach Cargo 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 Mach Cargo Ltd do?
Mach Cargo Ltd is registered under Construction of domestic buildings (SIC 41202); Plumbing, heat and air-conditioning installation (SIC 43220); Other specialised construction activities n.e.c. (SIC 43999); Freight transport by road (SIC 49410).
How old is Mach Cargo Ltd?
Mach Cargo Ltd was incorporated on 8 September 2016, 10 years ago.
What is the penalty if Mach Cargo 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 Mach Cargo 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.