RCS Luxembourg Company Register
Search Registre de Commerce et des Sociétés (RCS Luxembourg). Free, no signup, no rate limit for casual use.
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Searched against RCS and official open company data. No third-party middlemen.
About the RCS
Registre de Commerce et des Sociétés (RCS Luxembourg) is the official source of company information for Luxembourg. This tool searches it and the official open company data published alongside it, then returns a clean, citable summary you can share, cite, or feed into your CRM.
What you can look up
- By name — any registered Luxembourg company
- By registration number — B1234 format
- Legal form, address, status and where available, directors
Also on LemReveal
Browse the full Luxembourg company data hub for indexed records, or explore all free tools.
Frequently Asked Questions
What is the RCS Luxembourg?▾
The Registre de Commerce et des Sociétés is Luxembourg's official commercial register, maintained by the Luxembourg Business Registers (LBR). Every S.A., S.à r.l., S.C.A., branch and partnership must be registered.
What is a B-number?▾
The unique registration identifier assigned by the RCS, prefixed with 'B' (e.g. B12345). It appears on every extract, filing and public notice.
Is RCS data legally binding?▾
Yes. Registration and subsequent filings (accounts, changes of directors, capital changes) are the definitive public record.
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