# MARKSTONE CONSTRUCTION (UK) LIMITED (06525394)

> MARKSTONE CONSTRUCTION (UK) LIMITED is an active private limited company (company number 06525394) incorporated on 6 March 2008, registered in Greenford. Its registered activity is development of building projects (SIC 41100). Latest micro accounts cover the period ending 31 March 2025, showing net assets of £2,174, with 3 employees on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets fell 95% on the prior period (£45k).

- Status: Active
- Incorporated: 2008-03-06
- Registered office: Greenford, UB6 0RP
- SIC 41100: Development of building projects
- Next accounts due: 2026-12-31
- Confirmation statement due: 2027-03-20
- Accounts type: MICRO ENTITY

By net assets it sits in the upper half of 8,882 comparable companies in Greater London (median £585, upper quartile £46k).

## Accounts (as filed)

| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 2025-03-31 | £2,174 | — | — | £145k | — | — | 3 |
| 2024-03-31 | £45k | — | — | £282k | — | — | 3 |

current ratio 1.01; size band micro.

## Filing and accounts signals (facts, not a rating)

- Net assets above zero: Net assets £2,174 at 31 March 2025
- Net assets down 25% or more on the prior period: -95.2% vs prior period
- Incorporated five or more years ago: Incorporated 6 March 2008

How each signal is derived: https://firmoscan.com/methodology

## Persons with significant control

- Mr Wojciech Jan Olczak — owns 75–100% of shares, since 2017-01-13

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Source: Companies House register snapshot 2026-08-31, Open Government Licence v3.0. Information may have changed since that date and is not advice or a credit reference; check the official record before relying on it. Official record: https://find-and-update.company-information.service.gov.uk/company/06525394
HTML: https://firmoscan.com/company/06525394-markstone-construction-uk-limited