- Companies
- Property developers
- Windsor
- GP Property MDX Ltd
GP Property MDX Ltd
- Company number
- 13371372
- Incorporated
- 3 May 20215 years trading
- Registered office
- ST Stephens House, Arthur Road, Windsor, Berkshire, SL4 1RU
- Nature of business
- Development of building projects; Management of real estate on a fee or contract basis; Residents property management
GP Property MDX Ltd is a 5-year-old private limited company registered in Windsor, company number 13371372, one of 67 property development companies in Windsor. Its next accounts are due at Companies House on 28 February 2027, and the CT600 for the period to 31 May 2026 is due at HMRC on 31 May 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 £74 (+0.2%) on the year before, to -£30K.
- Net assets rose in 1 of 3 year-on-year comparisons on record.
- Current assets of £98K against £496K owed within a year: 0.2 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 4 years, 2022 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 May 2025 | -£30K | £35K | £98K | £496K | 0 |
| 31 May 2024 | -£30K | £4,448 | £12K | £413K | 2 |
| 31 May 2023 | -£27K | £6,924 | £36K | £421K | 2 |
| 31 May 2022 | -£18K | £4,654 | £13K | £339K | 2 |
Where GP Property MDX Ltd is registered
The registered office is in Windsor (SL4), in the Windsor and Maidenhead local authority area, South East. Show SL4 1RU on a map.
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Also registered at this address
16 other companies use the same registered office as GP Property MDX Ltd.
- Cladbrook LtdProperty developers
- Dedicated Circuits LimitedElectricians
- Heatsense Services LimitedPlumbers and heating engineers
- Lighting Logistics LimitedElectricians
- M T Manganelli LimitedSpecialist contractors
- Marks Sparks LimitedElectricians
- Oduco LimitedFinishing trades
- Pro Landscapes MDX LtdLandscapers and gardeners
- Sam Residential LimitedProperty developers
- SB Fleet Assistance LimitedMechanics and garages
- Shades of Light LimitedElectricians
- The Marlow Land Company LimitedProperty developers
- Thomas Smith Heating and Gas LimitedPlumbers and heating engineers
- Trimidal LimitedRepair services
- Urban Designs & Developments (Wokingham) LimitedBuilders
- Walton and Green Electrical Services LtdElectricians
What happens if GP Property MDX 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 28 February 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2027 to 31 Mar 2027 | £150 |
| 1 to 3 months late | 1 Apr 2027 to 31 May 2027 | £375 |
| 3 to 6 months late | 1 Jun 2027 to 31 Aug 2027 | £750 |
| More than 6 months late | From 1 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2027 | £200 |
| 3 months late | 31 Aug 2027 | another £200 |
| 6 months late | 30 Nov 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- 13371372
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 3 May 2021 (5 years ago)
- Registered office
- ST Stephens House, Arthur Road, Windsor, Berkshire, SL4 1RU
- Nature of business
- Development of building projects (SIC 41100)
Management of real estate on a fee or contract basis (SIC 68320)
Residents property management (SIC 98000) - Year end
- 31 May (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 May 2025
- Last confirmation statement
- 13 September 2026
- Charges (mortgages)
- 2 outstanding of 2 registered
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 Windsor
Other active property development companies registered in Windsor.
- Grey Tree Estates Ltd2021
- Halvorsen Invest Ltd2026
- Holdstock Associates Limited2001
- Home Farm Land Limited2017
- Insite Structures Ltd2021
- Itldo Limited2026
- Ivanirvaans Limited2026
- Ivy Electric Services Ltd2022
All property development companies in Windsor · All trades in Windsor · Property developers across the UK
Frequently asked questions
When are GP Property MDX Ltd's accounts due?
GP Property MDX Ltd's next accounts are due at Companies House by 28 February 2027 (in 138 days), covering the period to 31 May 2026.
When is GP Property MDX Ltd's CT600 due?
The CT600 for the period to 31 May 2026 is due at HMRC by 31 May 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2027.
Is GP Property MDX Ltd still trading?
GP Property MDX 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 GP Property MDX Ltd do?
GP Property MDX Ltd is registered under Development of building projects (SIC 41100); Management of real estate on a fee or contract basis (SIC 68320); Residents property management (SIC 98000).
How old is GP Property MDX Ltd?
GP Property MDX Ltd was incorporated on 3 May 2021, 5 years ago.
What is the penalty if GP Property MDX 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 GP Property MDX 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.