Skip to content
mcp/harbor
Verified official

UK Companies House (Registrum) - no API key MCP

v2.0.15 changelog · 1

io.github.registrumuk/uk-companies-house-mcp

UK company data: profiles, iXBRL financials, directors, PSC chains, ECCTA. Hosted, no key.

transport:streamable-http runtime:npm tools:9
View source

Target client

run in your project directory 

claude mcp add --transport http uk-companies-house-mcp https://registrum.co.uk/api/mcp

setup guides: Claude Code Claude Desktop Cursor VS Code Zed Windsurf Cline Gemini CLI Grok ChatGPT Claude.ai LangChain

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

search_company Read-only

search company

get_company Read-only

get company

get_financials Read-only

get financials

get_directors Read-only

get directors

get_compliance Read-only

get compliance

get_psc Read-only

get psc

get_bundle Read-only

get bundle

get_psc_chain Read-only

get psc chain

get_network Read-only

get network

All 9 tools, one page each

Mutating and Read-only are read off each tool's name, not its schema — a hint, not a guarantee. Check the server's own documentation before granting access.