−£25k
−133%vs Jul 2024Active08155878Private limited companyBrentford
PRO BUILDING CONTRACTORS LIMITED
Significant control: Krzysztof Janeczek (75–100%), Marta Patrycja Janeczek (25–50%) and 1 more
From public filings as at 31 Aug 2026; may contain errors or be out of date. Verify at Companies House · Terms
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Registered activity: Construction of domestic buildings (SIC 41202). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
PRO BUILDING CONTRACTORS LIMITED is an active private limited company (company number 08155878) incorporated on 25 July 2012, registered in Brentford. Its registered activity is construction of domestic buildings (SIC 41202). Latest micro accounts cover the period ending 31 July 2025, showing net assets of −£25k, with 2 employees on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets fell 133% on the prior period (£74k).
Peer position · net assets
By net assets it sits in the bottom quarter of 7,248 comparable companies in Greater London (median £2,424, upper quartile £19k).
02
Ownership and control
- Mr Krzysztof Janeczek
- owns 75–100% of shares
- holds 75–100% of voting rights
- can appoint or remove directors
- has significant influence or control
- Mrs Marta Patrycja Janeczek
- owns 25–50% of shares
- owns 25–50% of shares
- owns 25–50% of shares
- holds 25–50% of voting rights
- holds 25–50% of voting rights
- holds 25–50% of voting rights
- can appoint or remove directors
- has significant influence or control
- Mr Krzysztof Janeczek
- owns 25–50% of shares
- owns 25–50% of shares
- owns 25–50% of shares
- holds 25–50% of voting rights
- holds 25–50% of voting rights
- holds 25–50% of voting rights
- can appoint or remove directors
- has significant influence or control
Persons with significant control hold 25% or more of shares or voting rights. Smaller shareholdings are only listed in confirmation-statement documents. Directors and secretaries: see the officers list at Companies House.
03
Key dates
- Incorporated
- 25 July 201214 yrs ago
- Next accounts due
- 30 April 2027in 185 days
- Confirmation statement due
- 8 August 2027in 285 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 41202
- Construction of domestic buildings
- Accounts type
- Micro Entity
- Size band
- MicroCompanies Act thresholds
05
Financials
Not reported
Not disclosed
2
No changevs Jul 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 July 2025 | −£25k | — | — | £25k | — | — | 2 |
| 31 July 2024 | £74k | — | — | £11k | — | — | 2 |
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing; micro-entity accounts contain no profit and loss account.
06
Filing and accounts signals
- Net assets below zeroNet assets £-24,644 at 31 July 2025
- Net assets down 25% or more on the prior period-133.3% vs prior period
- Incorporated five or more years agoIncorporated 25 July 2012
Neutral facts read from the register and filed accounts, each with its evidence. They are not a rating, a prediction or advice, and may be incomplete or out of date. How each signal is derived.
07
Timeline
- Confirmation statement duein 285 days
- Next accounts duein 185 days
- Accounts period endNet liabilities £25k · micro accounts
- Accounts period endNet assets £74k · micro accounts
- Incorporated
08
Similar companies in Greater London
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- CANADA WOOD LOG CONSTRUCTION LTDCheshunt · inc. Jul 2012
- THE CITY CONSTRUCTIONS (UK) LTDIlford · inc. Jul 2012
- MERIDIAN HILL (CHIGWELL) LIMITEDWaltham Abbey · inc. Jul 2012
- RLUK & CO LTDCroydon · inc. Aug 2012
All companies incorporated on 25 July 2012 · in Jul 2012.
09
Reminders for PRO BUILDING CONTRACTORS LIMITED
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