- Companies
- Builders
- Southampton
- MG Probuild Ltd
MG Probuild Ltd
- Company number
- 16442522
- Incorporated
- 11 May 20251 year trading
- Registered office
- 7 Wallington Road, Curbridge, Southampton, SO30 2DG
- Nature of business
- Construction of domestic buildings
MG Probuild Ltd is a 1-year-old private limited company registered in Southampton, company number 16442522, one of 491 building contractors in Southampton. Its next accounts are due at Companies House on 29 February 2028, and the CT600 for the period to 31 May 2027 is due at HMRC on 31 May 2028.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2026
From the balance sheet at 31 May 2026, as filed at Companies House.
Where MG Probuild Ltd is registered
The registered office is in Southampton (SO30), in the Winchester local authority area, South East. Show SO30 2DG on a map.
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What happens if MG Probuild 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 29 February 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2028 to 31 Mar 2028 | £150 |
| 1 to 3 months late | 1 Apr 2028 to 31 May 2028 | £375 |
| 3 to 6 months late | 1 Jun 2028 to 31 Aug 2028 | £750 |
| More than 6 months late | From 1 Sep 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2028 | £200 |
| 3 months late | 31 Aug 2028 | another £200 |
| 6 months late | 30 Nov 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 2029 | 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
- 16442522
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 11 May 2025 (1 year ago)
- Registered office
- 7 Wallington Road, Curbridge, Southampton, SO30 2DG
- 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 2026
- Last confirmation statement
- 25 May 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.
- Mike Curtis Construction Ltd2017
- Mirzescu Pro Construction Ltd2025
- Mitchell Brickwork Limited2021
- MKD Conservation, Construction & Restoration Limited2017
- MM Painting and Decorating Ltd2025
- Mnsla Plumbing and Heating Ltd2015
- Moramilo Ltd2025
- MR Chase Building Company Limited2015
All building contractors in Southampton · All trades in Southampton · Builders across the UK
Frequently asked questions
When are MG Probuild Ltd's accounts due?
MG Probuild Ltd's next accounts are due at Companies House by 29 February 2028 (in 505 days), covering the period to 31 May 2027.
When is MG Probuild Ltd's CT600 due?
The CT600 for the period to 31 May 2027 is due at HMRC by 31 May 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2028.
Is MG Probuild Ltd still trading?
MG Probuild 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 MG Probuild Ltd do?
MG Probuild Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is MG Probuild Ltd?
MG Probuild Ltd was incorporated on 11 May 2025, 1 year ago.
What is the penalty if MG Probuild 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 MG Probuild 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.