business.uk-companies
Official UK company registry (Companies House). Pass query to search by name, or companyNumber for the full profile — legal name, status, type, jurisdiction, incorporation/cessation dates, SIC codes, registered office, accounts + confirmation-statement due dates, charges/insolvency flags, previou...
This record as markdown: /tools/io-github-2s-io-mcp/business.uk-companies.md
What business.uk-companies does on Mcp
AI agents call business.uk-companies to retrieve information from Mcp without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why business.uk-companies is rated Low
This tool retrieves and queries publicly available company registration data from an official registry. It has no write, execute, destructive, or financial operations—it only reads and returns structured information about UK companies. The 'free' and 'Open Government Licence' designation further confirms it is a data lookup service with no side effects.
From the tool's definition Tool description states it 'search[es]' company data and retrieves 'legal name, status, type, jurisdiction, incorporation/cessation dates, SIC codes, registered office, accounts + confirmation-statement due dates, charges/insolvency flags, previous names, and…
Attacks that exploit this kind of access
The rule that runs business.uk-companies safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Mcp, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For business.uk-companies, this is the rule to start with:
business.uk-companies is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Mcp, apply this rule, and every business.uk-companies call is checked against it from then on.
Questions about business.uk-companies
Official UK company registry (Companies House). Pass query to search by name, or companyNumber for the full profile — legal name, status, type, jurisdiction, incorporation/cessation dates, SIC codes, registered office, accounts + confirmation-statement due dates, charges/insolvency flags, previous names, and officers (name, role, appointed/resigned, nationality, occupation). Free, Open Government Licence. Authoritative UK KYB lookup. It is categorised as a Read tool in the Mcp MCP Server, which means it retrieves data without modifying state.
Register the MCP server in PolicyLayer and add a rule for business.uk-companies: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Mcp. Nothing to install.
business.uk-companies is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the business.uk-companies rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for business.uk-companies. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
business.uk-companies is provided by the MCP server (@2sio/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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