KRS company name check before business registration in Poland
KRS company name check before business registration in Poland
KRS company name check is one of the key steps when preparing to start a business in Poland. The company name must be unique, compliant with Polish law and must not mislead public authorities, banks or business partners.
From legal practice, I can clearly state that an incorrectly chosen company name very often leads to registration refusal, delays in opening a bank account or legal disputes already after the business has started.

KRS company name check
The National Court Register (Krajowy Rejestr Sądowy – KRS) is the main public register of legal entities in Poland. It is through KRS that authorities verify whether a company with an identical or excessively similar name already exists.
At this stage, it is crucial to analyse not only exact matches but also similar names that may raise concerns for the court clerk or become grounds for refusal.
Legal verification of a company name before registration
Analysis of similar names and refusal risks
Formally different company names may still be considered too similar from the perspective of court practice. Therefore, it is recommended to check:
- phonetically similar name variants;
- names containing the same key words;
- companies operating in the same industry.
This approach significantly reduces the risk of registration refusal or claims from third parties.
Additional company name check via GUS and REGON
In addition to KRS, it is advisable to verify the company name in the databases of GUS (Statistics Poland) and REGON. This allows you to determine how many business entities already use similar names or are registered at the same address.
Overloaded addresses and names often cause problems when opening bank accounts and during bank compliance procedures.
Up-to-date information can be checked on the official GUS website.
Trademark and intellectual property check
Even if a name is available in KRS and REGON, it is essential to verify whether it is not registered as a trademark with the Polish Patent Office (Urząd Patentowy RP) or in international trademark databases.
- this helps avoid intellectual property infringements;
- reduces the risk of future court disputes;
- ensures safe and lawful brand development.
Banking and reputational risks of similar company names
In practice, many issues arise not from formal errors but from the negative history of other companies with similar names or registered at the same address.
- clients may confuse companies;
- banks may refuse to open accounts;
- difficulties may occur during compliance checks.
For this reason, it is recommended to verify not only the exact company name but also all logical naming variations.
Lawyer’s conclusion
KRS company name check is a mandatory step for a safe business start in Poland. The most effective approach is a comprehensive analysis covering KRS, GUS and trademark databases.
A thorough verification helps avoid registration refusals, banking issues and ensures stable company development from day one.
Company registration in Poland is carried out via the S24 system of the Polish Ministry of Justice. If needed, you can also use our legal support services for businesses in Poland.
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