PRH (Patentti- ja rekisterihallitus (Finnish Patent and Registration Office)) — Free Company Search | LemReveal

PRH — Patentti- ja rekisterihallitus (Finnish Patent and Registration Office)PRH and the Finnish Tax Administration jointly run YTJ — the single portal for every Finnish company's registration status, VAT registration, and prepayment register status.Frequently asked questionsHow do I look up a Finnish Y-tunnus?Go to ytj.fi and search by name or Y-tunnus. Results are free and include legal name, business ID, VAT status, and prepayment-register status.What is a Y-tunnus?The Y-tunnus (Business ID) is a 7-digit Finnish identifier followed by a check digit, in the format 1234567-8. Every Finnish business has one and it is the standard reference on invoices and contracts.Source: PRH official portalLast verified: 2026-07-04

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