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mcp-opencorporates

· github.com/Gonzih/mcp-opencorporates

Search companies, officers, and filing history across 140+ jurisdictions worldwide using the OpenCorporates API.

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About mcp-opencorporates

mcp-opencorporates is an MCP server in the Search category: search companies, officers, and filing history across 140+ jurisdictions worldwide using the OpenCorporates API.

Install

From source
git clone https://github.com/Gonzih/mcp-opencorporates

This server has no ConduID identity, so agent calls to it are not receipted. Pin the version you install and review the source before granting it credentials.

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README

mcp-opencorporates

MCP server for OpenCorporates — the world's largest open database of companies. Search companies, officers, and filing history across 140+ jurisdictions worldwide.

Install

npx -y @gonzih/mcp-opencorporates

Claude Desktop config

Add to ~/Library/Application Support/Claude/claude_desktop_config.json:

{
  "mcpServers": {
    "opencorporates": {
      "command": "npx",
      "args": ["-y", "@gonzih/mcp-opencorporates"],
      "env": {
        "OPENCORPORATES_API_KEY": "your_api_key_here"
      }
    }
  }
}

The OPENCORPORATES_API_KEY is optional — without it, the free tier is used (rate-limited). Get an API key at opencorporates.com.

Tools

search_companies

Search companies by name across all jurisdictions or within a specific one.

Parameter Type Required Description
q string yes Company name or search query
jurisdiction_code string no Filter by jurisdiction (e.g. us_de, gb, de)
page number no Page number for pagination

get_company

Get full details for a company by jurisdiction code and registration number.

Parameter Type Required Description
jurisdiction_code string yes Jurisdiction code (e.g. us_de, gb)
company_number string yes Company registration number

search_officers

Search for officers (directors, shareholders, agents) across all companies.

Parameter Type Required Description
q string yes Officer name or search query
jurisdiction_code string no Filter by jurisdiction
page number no Page number for pagination

get_company_officers

Get all officers for a specific company.

Parameter Type Required Description
jurisdiction_code string yes Jurisdiction code
company_number string yes Company registration number
page number no Page number for pagination

get_company_filings

Get the filing history for a company.

Parameter Type Required Description
jurisdiction_code string yes Jurisdiction code
company_number string yes Company registration number
page number no Page number for pagination

Jurisdiction codes

Common codes:

Code Jurisdiction
us_de Delaware, USA
us_ca California, USA
us_ny New York, USA
gb United Kingdom
de Germany
fr France
au Australia
ca_on Ontario, Canada

Full list: opencorporates.com/jurisdictions

API key setup

The free tier works without an API key but is rate-limited. For higher limits:

  1. Sign up at opencorporates.com
  2. Set OPENCORPORATES_API_KEY env var in your Claude Desktop config

API reference

Full API documentation: api.opencorporates.com/documentation/API-Reference

License

MIT

README copy captured when this server was indexed; it may lag the repository. The original is authoritative.

Questions

About mcp-opencorporates

How do I install mcp-opencorporates?

No package has been published for this server, so install it from source: clone the repository and follow its README.

Is mcp-opencorporates safe to use with an AI agent?

Its trust score is 34 out of 100 (low). It passes 1 of the 1 static security checks run so far. It has no ConduID identity yet, so agent calls to it are not receipted.

Is mcp-opencorporates still maintained?

Conduid hasn't recorded a commit date for this repository yet. Check the repository directly for recent activity.