About this company
Opony - Szymon Michałowski is a Jednoosobowa działalność gospodarcza registered in Warszawa, Poland. The company has been registered since 1 October 2023 and its current status is Active. This profile contains official data sourced directly from Poland government registries.
Data sources
This company profile aggregates data from 4 independent government sources: CEIDG (Centralna Ewidencja i Informacja o Działalności Gospodarczej) – the Polish register of sole proprietorships, GUS (Główny Urząd Statystyczny) – the Polish Central Statistical Office providing REGON identifiers and activity classifications, Biała Lista (White List of VAT Taxpayers) – the Polish Ministry of Finance white list for VAT taxpayer bank account verification, and VIES (VAT Information Exchange System) – the EU-wide VAT validation system operated by the European Commission. Multi-source verification increases data reliability and helps detect inconsistencies across official registries.
Data freshness
The data on this page was last verified against government registry sources on 14 June 2026. B2Trust automatically refreshes company data from official registries to ensure accuracy.
Registry landscape
Poland operates a multi-registry business environment. Legal entities such as limited liability companies and joint-stock companies are registered in KRS (Krajowy Rejestr Sądowy), maintained by district courts. Sole proprietorships register through CEIDG. The Central Statistical Office (GUS) assigns REGON statistical numbers, while the Ministry of Finance manages VAT registration and the Biała Lista (White List) for bank account verification.
Basic information
03-681 Warszawa, Poland
2 months tracked
Confirmation history
Part of the B2Trust Index · Last verified: Jun 14, 2026
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Check if a bank account number from an invoice is officially registered to this company in government tax records.
Timeline
Location
ul. Wyborna 8a, 03-681 Warszawa, Poland
Source: B2Trust Business Identity Index. Last refreshed: June 14, 2026.
Data sourced from official government registries. This is not a credit report or financial assessment.