£128
−93%vs Feb 2024Active10640132Private limited companyLondon
J23 BUILDERS LIMITED
Significant control: Jacek Janusz Ignatiuk (significant control), Irena Ignatiuk (significant control)
From public filings as at 31 Aug 2026; may contain errors or be out of date.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
J23 BUILDERS LIMITED is an active private limited company (company number 10640132) incorporated on 27 February 2017, registered in London. Its registered activity is construction of domestic buildings (SIC 41202). Latest micro accounts cover the period ending 28 February 2025, showing net assets of £128, with 1 employee on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets fell 93% on the prior period (£1,768).
Peer position · net assets
By net assets it sits in the lower half of 5,020 comparable companies in London (median £1,956, upper quartile £20k).
02
Ownership and control
- Mr Jacek Janusz Ignatiuk
- has significant influence or control
- Mrs Irena Ignatiuk
- 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
- 27 February 20179 yrs ago
- Next accounts due
- 28 November 2026in 34 days
- Confirmation statement due
- 13 March 2027in 139 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
1
No changevs Feb 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 28 February 2025 | £128 | — | — | £8,044 | — | — | 1 |
| 29 February 2024 | £1,768 | — | — | £21k | — | — | 1 |
Current ratio0.22Current assets ÷ creditors within one year
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 above zeroNet assets £128 at 28 February 2025
- Net assets down 25% or more on the prior period-92.8% vs prior period
- Current assets below creditors within one yearCurrent ratio 0.22
- Incorporated five or more years agoIncorporated 27 February 2017
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 139 days
- Next accounts duein 34 days
- Accounts period endNet assets £128 · micro accounts
- Accounts period endNet assets £1,768 · micro accounts
- Incorporated
08
Similar companies in London
- AAYAN CONSTRUCTIONS UK LIMITEDLondon · inc. Feb 2017
- GORDON SINDALL LTDLondon · inc. Feb 2017
- BGA CONSTRUCTION LIMITEDLondon · inc. Feb 2017
- LONDON CONSTRUCTION PVT LIMITEDLondon · inc. Mar 2017
- ICG GENERAL STUDIO LTDLondon · inc. Feb 2017
- PHOENIX INVESTMENT & CONSTRUCTION LTDLondon · inc. Feb 2017
All companies incorporated on 27 February 2017 · in Feb 2017.
09
Reminders for J23 BUILDERS LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.