Finnish Companies

MCP server for the Finnish company registry (PRH/YTJ - Patent and Registration Office). Part of the Nordic MCP Toolkit.

Features

• Search companies by name, location, Business ID, company form, or industry
• Lookup by Business ID (Y-tunnus) with full detail: addresses, registers, history
• Industry search using TOL 2008 classification codes or text
• Recent registrations tracker for new business formation trends
• Free government open data API (CC BY 4.0), no API key required

Tools

Tool	Description
search_companies	Search by name, location, Business ID, company form, industry, or postal code
company_lookup	Detailed lookup by Finnish Business ID (Y-tunnus)
search_by_industry	Find companies by TOL 2008 industry classification
recent_registrations	Track newly registered companies over a time period

Installation

{
  "mcpServers": {
    "finnish-companies": {
      "command": "npx",
      "args": ["-y", "mcp-finnish-companies"]
    }
  }
}

Or run locally:

git clone https://github.com/robobobby/mcp-finnish-companies.git
cd mcp-finnish-companies
npm install
node src/index.js

Examples

• "Find tech companies in Helsinki" → search_companies with location="Helsinki", business_line="62010"
• "Look up Nokia's details" → search_companies with name="Nokia", company_form="OYJ"
• "What companies were registered in Tampere this week?" → recent_registrations with location="Tampere"
• "Look up Business ID 0112038-9" → company_lookup with business_id="0112038-9"

Company Form Codes

Code	Type
OY	Limited company (Osakeyhtiö)
OYJ	Public limited company (Julkinen osakeyhtiö)
KY	Limited partnership (Kommandiittiyhtiö)
AY	General partnership (Avoin yhtiö)
OK	Cooperative (Osuuskunta)
SÄÄ	Foundation (Säätiö)

API

Uses the PRH Open Data YTJ API v3 (Creative Commons BY 4.0). Free, no authentication required.

Part of the Nordic MCP Toolkit

• 🇩🇰 mcp-danish-cvr - Danish company registry
• 🇩🇰 mcp-danish-addresses - Danish addresses (DAWA)
• 🇩🇰 mcp-danish-weather - Danish weather (DMI)
• 🇩🇰 mcp-danish-energy - Danish energy data
• 🇳🇴 mcp-norwegian-companies - Norwegian company registry
• 🇫🇮 mcp-finnish-companies - Finnish company registry (this one)

License

MIT