Companies House

Look up UK company filings, officers, charges, and document history from the official register.

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Download Filing Document
Download a Companies House filing-history document (e.g. annual accounts, confirmation statement, change of registered office, mortgages/charges, officer-change forms, resolutions) and save it as a thread file the rest of the AI can read. Pass the `document_id` returned by `get_company_filings`. Defaults to PDF; falls back to PDF if the requested format is unavailable. NOTE: Certificates of Incorporation and Certificates of Good Standing are NOT available via the Companies House public API.
Get Company Filings
Get company filing history including accounts, confirmation statements, changes of address, director appointments, and other official documents. Returns simplified filing data with dates, types, descriptions, and a `document_id` for each downloadable filing. Pass that `document_id` to `download_filing_document` to fetch the document binary as a thread file.
Get Company Intelligence
Get comprehensive business intelligence report for a company including profile, recent filings, ownership (PSCs), and risk assessment. Use this for a complete company overview in one call.
Get Company Profile
Get comprehensive company profile including status, incorporation date, registered office address, SIC codes, insolvency history, charges, and compliance status (overdue accounts/statements). Essential for due diligence and KYC checks.

Example use cases

What teams automate with Companies House

7 realistic workflows that combine Companies House with your other apps.

Legal
When a director change is filed at Companies House, update the register in Notion, store filings in Google Drive, and notify legal in Slack.
Finance
Before onboarding a UK vendor, verify the entity in Companies House, log details in Xero, and alert finance in Slack.
Sales
When researching prospects, enrich Salesforce accounts with Companies House status and share red flags in Slack.
RevOps
Weekly sync Companies House officer data into Salesforce and report data gaps in Google Sheets.
Ops
Track pending Companies House filings in Monday.com and remind owners in Slack before deadlines.
Legal
When insolvency notices appear in Companies House, cross-check contracts in DocuSign and escalate to legal via Gmail.
IT
After Companies House API changes, document integration steps in Notion and validate lookups in Slack.

Explore other integrations teams often connect with Companies House.