Active12911248Private limited companyHull

MBSF LIMITED

Significant control: Karol Jan Grochalski (25–50%), Pawel Michal Grochalski (25–50%)

Companies HouseCompanies House

From public filings as at 31 Aug 2026; may contain errors or be out of date.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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What does Mbsf Limited sell?

Registered activity: Manufacture of other builders' carpentry and joinery (SIC 16230). We’re building product and service lists for UK companies. Get this one when it’s ready.

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01

Summary

Generated from filed data · no estimates

MBSF LIMITED is an active private limited company (company number 12911248) incorporated on 28 September 2020, registered in Hull. Its registered activity is manufacture of other builders' carpentry and joinery (SIC 16230). Latest micro accounts cover the period ending 31 March 2025, showing net assets of −£81k, 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 19% on the prior period (−£69k).

Peer position · net assets

By net assets it sits in the bottom quarter of 1,162 comparable companies in Other (median £3,085, upper quartile £33k).

02

Ownership and control

2 active · 1 other
  • Mr. Karol Jan Grochalski
    Individual · since 28 September 2020
    • owns 25–50% of shares
    • holds 25–50% of voting rights
    • can appoint or remove directors
  • Mr Pawel Michal Grochalski
    Individual · since 5 October 2020
    • owns 25–50% of shares
    • holds 25–50% of voting rights
  • Mrs Aleksandra Grochalska
    Individual · since 28 September 2020 · ceased 5 October 2020
    • owns 25–50% of shares
    • holds 25–50% of voting rights

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
28 September 20206 yrs ago
Next accounts due
31 December 2026in 69 days
Confirmation statement due
12 October 2027in 354 days

Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.

04

Activity

SIC 16230
Manufacture of other builders' carpentry and joinery
SIC 43320
Joinery installation
SIC 47599
Retail of furniture, lighting, and similar (not musical instruments or scores) in specialised store
Accounts type
Micro Entity
Size band
MicroCompanies Act thresholds
05

Financials

2 periods on record · latest ending 31 March 2025
Net assets
−£81k
vs Mar 2024
Cash at bank
Not reported
Turnover
Not disclosed
Employees
2
No changevs Mar 2024
Net assets
−£81k
Average employees
2
Filed accounts by period, newest first
Period endNet assetsCashDebtorsCreditors <1yTurnoverProfitEmployees
31 March 2025−£81k——£80k——2
31 March 2024−£69k——£79k——2
Current ratio0Current 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

Facts from the register · no rating
  • Net assets below zeroNet assets £-81,489 at 31 March 2025
  • Current assets below creditors within one yearCurrent ratio 0.0
  • Incorporated five or more years agoIncorporated 28 September 2020

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

Newest first
  1. Confirmation statement duein 354 days
  2. Next accounts duein 69 days
  3. Accounts period endNet liabilities £81k · micro accounts
  4. Accounts period endNet liabilities £69k · micro accounts
  5. Incorporated
08

Similar companies in the UK

Same activity (manufacture of other builders' carpentry and joinery), closest in incorporation date
09

Reminders for MBSF LIMITED

Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.

Source: Companies House register, snapshot 2026-08-31; accounts from the Companies House accounts data product. Open Government Licence v3.0. View on Companies House. Methodology · About · Markdown.