KausateKausate Docs
GuidesIntegration Guides

PRH Trade Register API

Finnish Patent and Registration Office integration for company data

Overview

The Finnish Patent and Registration Office (Patentti- ja rekisterihallitus, PRH) is the central authority for company registration, intellectual property rights, and auditing oversight in Finland. It maintains the Finnish Trade Register and ensures transparency, legal compliance, and public access to business and IP information.

Register Authority

FieldValue
NamePatentti- ja rekisterihallitus (PRH)
Managing AuthorityFinnish Patent and Registration Office
Official Websiteprh.fi, ytj.fi, virre.prh.fi

Identifiers

FieldDescriptionExample
business_idBusiness ID (Y-tunnus)1234567-8

The Business ID format is 7 digits followed by a hyphen and a check digit.

Legal FormFull Name
OyOsakeyhtiö (Private limited company)
OyjJulkinen osakeyhtiö (Public limited company)
AyAvoin yhtiö (General partnership)
KyKommandiittiyhtiö (Limited partnership)
OskOsuuskunta (Cooperative)
TmiToiminimi (Sole proprietorship)

Coverage

  • All Finnish companies in Trade Register
  • Sole proprietorships when registered
  • Cooperatives and associations
  • Foundations

This integration is coming soon. Contact us to express interest in early access.

Last updated on

On this page