Economic and financial · Company identity and financial evidence
Companies House API
Licence or access: free key; 600 requests/5 minutes; OGL/bulk data
- coverage and interface
- UK profiles/officers/PSC/filings/charges/insolvency
- access license
- free key; 600 requests/5 minutes; OGL/bulk data
- defensibility rule
- micro/abridged accounts may omit detail and may be unaudited
- official source
- API
Official sources
- API https://developer.company-information.service.gov.uk/
Catalogued at the 2026-09-01 research baseline. Verify the licence, free-tier limits, API schema and source terms again before deployment, and record a version-pinned registry entry for whatever you select.
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