companies-house

companies-house is an MCP server for MCP server and CLI for the UK Companies House API. Search, filings, officers, due diligence.. It supports STDIO transport.

Use the generated config in Install. This server runs with npx -y companies-house-mcp; add any required environment variables before starting your client.

Choose the Claude Desktop tab in Install and copy the config for npx -y companies-house-mcp. Add required environment variables before starting Claude Desktop.

Choose the Claude Code tab in Install and copy the config for npx -y companies-house-mcp. Add required environment variables before starting Claude Code.

Choose the Codex tab in Install and copy the config for npx -y companies-house-mcp. Add required environment variables before starting Codex.

Choose the Cursor or VS Code tab in Install and copy the config for npx -y companies-house-mcp. Add required environment variables before starting Cursor or VS Code.

companies-house uses STDIO transport. Use the package or command config in Install.

companies-house inventory is listed when the MCP endpoint exposes tools, resources, or prompts. Some servers require auth first.

companies-house does not advertise a verified auth requirement. If discovery fails, it may still need provider login, an API key, a bearer token, or a session header.