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companies by fourzerotwo
UK Company Due Diligence
Built from Companies House, The Gazette, GLEIF and the OFAC/UK/EU/UN sanctions lists. Company-level only: no officers or owners. Triage signals, not a credit score.
- cost
- Paid per call, card or USDC
- after that
- from $0.08 / call · card or USDC
- endpoints
- 1
Company due-diligence check
Register profile plus risk flags: status, overdue accounts or confirmation statement, late accounts, insolvency history, Gazette notices, recent name/office changes, LEI and sanctions name screen.
- cost
- $0.08 / call card or USDC
- MCP tool
- uk-business__due-diligence
- method
- GET
$0.08 per call by card credit or USDC. Free key · Pay by card
GET https://fourzerotwo.si/v1/uk-business/due-diligence
| Param | Type | Description |
|---|---|---|
| company_number | string | 8-character Companies House number, e.g. "00445790" or "SC123456" |
# returns 402 with the price; pay with USDC (x402) or a key with card credit
curl -i "https://fourzerotwo.si/v1/uk-business/due-diligence?company_number=00445790"
curl -H "X-API-Key: fzt_…" "https://fourzerotwo.si/v1/uk-business/due-diligence?company_number=00445790"
by fourzerotwo
Report this endpoint
Contains public sector information licensed under the Open Government Licence v3.0 (Companies House, The Gazette). LEI data from GLEIF (CC0 1.0). Sanctions lists as credited by the sanctions API.