- Companies
- Property developers
- Walton-on-Thames
- Mag Construction Ltd
Mag Construction Ltd
- Company number
- 08256261
- Incorporated
- 17 Oct 201213 years trading
- Registered office
- 17 Cowley Crescent, Hersham, Walton-on-Thames, KT12 5RH
- Nature of business
- Development of building projects; Construction of commercial buildings; Construction of domestic buildings
Mag Construction Ltd is a 13-year-old private limited company registered in Walton-on-Thames, company number 08256261, one of 38 property development companies in Walton-on-Thames. Its next accounts are due at Companies House on 31 July 2027, and the CT600 for the period to 31 October 2026 is due at HMRC on 31 October 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 £38K (+37%) on the year before, to -£64K.
- Net assets rose in 4 of 9 year-on-year comparisons on record.
- 2 employees on average, down from 3 the year before.
- 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 Oct 2025 | -£64K | £32K | £133K | 2 | |
| 31 Oct 2024 | -£102K | £14K | £163K | 3 | |
| 31 Oct 2023 | -£79K | £1,300 | £99K | 4 | |
| 31 Oct 2022 | -£59K | £2,235 | £94K | 6 | |
| 31 Oct 2021 | -£29K | £33K | £91K | 3 | |
| 31 Oct 2020 | -£64K | £51K | £114K | 2 | |
| 31 Oct 2019 | £2,984 | £3,223 | £61K | ||
| 31 Oct 2018 | £831 | £7,444 | £72K | ||
| 31 Oct 2017 | £15K | £13K | £25K | ||
| 31 Oct 2016 | £9,552 | £435 | £15K | £8,680 |
Who runs and owns Mag Construction Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| M*** G*** | Director | Oct 2012 |
People with significant control (2)
Where Mag Construction Ltd is registered
The registered office is in Walton-on-Thames (KT12), in the Elmbridge local authority area, South East. Show KT12 5RH on a map.
Other trade companies in KT12
- Homekeep LimitedCleaning companies
- Nina Grace Gardens LtdLandscapers and gardeners
- Verge Motors LtdMotor traders
- Warner Climate Co LtdPlumbers and heating engineers
- Comfy Rooms Air-Conditioning LtdPlumbers and heating engineers
- Robfern Truck and Trailer LtdMechanics and garages
- Lotus Windows & Doors LtdInstallers
- Fine Stitch LtdRepair services
Also registered at this address
1 other company uses the same registered office as Mag Construction Ltd.
- Mag Extend LimitedProperty developers
What happens if Mag Construction 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 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Aug 2027 to 31 Aug 2027 | £150 |
| 1 to 3 months late | 1 Sep 2027 to 31 Oct 2027 | £375 |
| 3 to 6 months late | 1 Nov 2027 to 31 Jan 2028 | £750 |
| More than 6 months late | From 1 Feb 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Nov 2027 | £200 |
| 3 months late | 31 Jan 2028 | another £200 |
| 6 months late | 30 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Oct 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
- 08256261
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 October 2012 (13 years ago)
- Registered office
- 17 Cowley Crescent, Hersham, Walton-on-Thames, KT12 5RH
- Nature of business
- Development of building projects (SIC 41100)
Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202) - Year end
- 31 October (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 17 October 2025
Filing notes for property development companies
Many property development companies are single-project vehicles. Stock of land and buildings sits on the balance sheet as work in progress until sale, and a company that has finished its project may become dormant rather than close.
Similar companies in Walton-on-Thames
Other active property development companies registered in Walton-on-Thames.
- Mag Extend Limited2020
- Making Developments Limited2007
- Matrixx Holdings Ltd2025
- Matrixx Limited2023
- Nemes Geod Engineering Limited2025
- Olive Property Developments Limited2014
- Prime London Limited2017
- Radu House Renovation & Carpentry Ltd2023
All property development companies in Walton-on-Thames · All trades in Walton-on-Thames · Property developers across the UK
Frequently asked questions
When are Mag Construction Ltd's accounts due?
Mag Construction Ltd's next accounts are due at Companies House by 31 July 2027 (in 292 days), covering the period to 31 October 2026.
When is Mag Construction Ltd's CT600 due?
The CT600 for the period to 31 October 2026 is due at HMRC by 31 October 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 August 2027.
Is Mag Construction Ltd still trading?
Mag Construction 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 Mag Construction Ltd do?
Mag Construction Ltd is registered under Development of building projects (SIC 41100); Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202).
How old is Mag Construction Ltd?
Mag Construction Ltd was incorporated on 17 October 2012, 13 years ago.
Who runs Mag Construction Ltd?
Mag Construction Ltd has 1 active director, the longest-serving appointed in Oct 2012. Their names and service addresses are on the Companies House register.
Who owns Mag Construction Ltd?
2 people or companies have significant control of Mag Construction Ltd: an individual (owns 50% to 75% of the shares); an individual (owns 25% to 50% of the shares).
What is the penalty if Mag Construction 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 Mag Construction 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.