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mcp/harbor
Claude Code

companies house for Claude Code

io.github.aicayzer/companies-house

UK Companies House public register: search companies, officers, ownership, filings and documents.

client:Claude Code transport:stdio runtime:npm

Install companies house in Claude Code

run in your project directory

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

claude mcp add companies-house -e COMPANIES_HOUSE_API_KEY=<COMPANIES_HOUSE_API_KEY> -- npx -y companies-house-mcp

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs

companies house in other clients

companies house MCP server