- Companies
- Builders
- Southampton
- Mann Builders Group Ltd
Mann Builders Group Ltd
- Company number
- 13314832
- Incorporated
- 6 Apr 20215 years trading
- Registered office
- 76 Harrison Road, Southampton, SO17 3TJ
- Nature of business
- Construction of commercial buildings; Construction of domestic buildings
Mann Builders Group Ltd is a 5-year-old private limited company registered in Southampton, company number 13314832, one of 491 building contractors in Southampton. Its next accounts are due at Companies House on 31 December 2027, and the CT600 for the period to 31 March 2027 is due at HMRC on 31 March 2028.
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 £5,991 (-100%) on the year before, to £1.
- Net assets rose in 2 of 4 year-on-year comparisons on record.
- 1 employee on average during the year.
- Balance sheets on record for 5 years, 2022 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2026 | £1 | £1 | £0 | 1 | |
| 31 Mar 2025 | £5,992 | £6,363 | £5,401 | 1 | |
| 31 Mar 2024 | £8,483 | £4,645 | £2,627 | 1 | |
| 31 Mar 2023 | £4,934 | £17K | £15K | 1 | |
| 30 Apr 2022 | £1 | £1 |
Where Mann Builders Group Ltd is registered
The registered office is in Southampton (SO17), in the Southampton local authority area, South East. Show SO17 3TJ on a map.
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What happens if Mann Builders Group 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 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2028 to 31 Jan 2028 | £150 |
| 1 to 3 months late | 1 Feb 2028 to 31 Mar 2028 | £375 |
| 3 to 6 months late | 1 Apr 2028 to 30 Jun 2028 | £750 |
| More than 6 months late | From 1 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 13314832
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 April 2021 (5 years ago)
- Registered office
- 76 Harrison Road, Southampton, SO17 3TJ
- Nature of business
- Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202) - Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2026
- Last confirmation statement
- 5 April 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.
- Mariner Projects Limited2021
- Martin Back Homes Limited2019
- Maryal Building Services Limited2012
- Mason Bricklaying Ltd2024
- Mattu Construction Limited2026
- Maycroft Lodge Ltd2019
- MCH (Southern) Ltd2019
- McMarquer Limited2015
All building contractors in Southampton · All trades in Southampton · Builders across the UK
Frequently asked questions
When are Mann Builders Group Ltd's accounts due?
Mann Builders Group Ltd's next accounts are due at Companies House by 31 December 2027 (in 445 days), covering the period to 31 March 2027.
When is Mann Builders Group Ltd's CT600 due?
The CT600 for the period to 31 March 2027 is due at HMRC by 31 March 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2028.
Is Mann Builders Group Ltd still trading?
Mann Builders Group 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 Mann Builders Group Ltd do?
Mann Builders Group Ltd is registered under Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202).
How old is Mann Builders Group Ltd?
Mann Builders Group Ltd was incorporated on 6 April 2021, 5 years ago.
What is the penalty if Mann Builders Group 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 Mann Builders Group 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.