Europe • ISO PT
Verify Portugal companies via API
Know Your Customer Limited verifies Portugal companies live from the ePortugal.gov.pt, returning company data, controlling parties, shareholders and beneficial owners, and registry documents, with AML screening and ongoing monitoring. Free sandbox available.
What the API returns for Portugal
When you create a KYB case for a Portugal company, Know Your Customer Limited retrieves data live from the ePortugal.gov.pt. A single integration returns the company record, the controlling parties and individuals, the shareholders and beneficial owners, and the registry documents, with AML screening on the entity and its associated individuals built into the same case.
Portugal data and document availability
What the API makes available for Portugal companies:
| Category | Available |
|---|---|
| Company data | Entity Name, Entity Type, Entity Status, Registration Number, Address, Registration Date, Activity Type, Capital, Previous Names |
| Controlling entities & individuals | Name, Address, Role, Tax Identification Number, Appointed On |
| Shareholders & beneficial owners | Name, Address, Role, Share count, Tax Identification Number |
| Documents | Retrieved by default: Registry Extract Available on demand: Certidão de Registo e Documentos (Certificate of Registration and Documents), Certidão do Último Pacto Social/Estatutos Actualizados (Certificate of the Last Articles of Association/Updated Statutes) |
AML, sanctions, and PEP screening on the entity and its associated individuals, and ongoing live monitoring with change alerts, are available for Portugal as part of the same case.
How to verify a Portugal company via API
The following example shows the complete flow: authenticate, search the Portugal registry, create a KYB case, and retrieve company data and the ownership org-chart. All calls go to the sandbox base URL for testing.
The sandbox at https://api.knowyourcustomer.dev is free. Request access to get your client credentials.
# 1. Authenticate (OAuth2 client credentials)
curl -X POST https://api.knowyourcustomer.dev/connect/token \
-d "grant_type=client_credentials" \
-d "client_id=YOUR_CLIENT_ID" \
-d "client_secret=YOUR_CLIENT_SECRET" \
-d "scope=PublicApi"
# 2. Search the Portugal registry
curl -X POST https://api.knowyourcustomer.dev/v2/Companies/search \
-H "Authorization: Bearer $TOKEN" \
-H "Content-Type: application/json" \
-d '{"name":"Portugal National Bank","codeiso31662":"PT"}'
# 3. Create a KYB case
curl -X POST https://api.knowyourcustomer.dev/v2/Companies \
-H "Authorization: Bearer $TOKEN" \
-H "Content-Type: application/json" \
-d '{"rawname":"Portugal National Bank","codeiso31662":"PT"}'
# 4. Retrieve company data and status
curl https://api.knowyourcustomer.dev/v2/Companies/CASE_ID \
-H "Authorization: Bearer $TOKEN"
# 5. Get the beneficial ownership org-chart
curl https://api.knowyourcustomer.dev/v2/Companies/CASE_ID/org-chart \
-H "Authorization: Bearer $TOKEN"
Replace YOUR_CLIENT_ID and YOUR_CLIENT_SECRET with your sandbox credentials, and CASE_ID with the caseCommonId returned in step 3.
Frequently asked questions about the Portugal KYB API
What company data can I verify in Portugal?
For a Portugal company, the API returns the company record read live from the ePortugal.gov.pt: the entity name, type, status, registration number, address, and registration date, along with the controlling parties, the shareholders and beneficial owners, and the available registry documents. See the table above for the full Portugal availability.
Does the API return beneficial ownership (UBO) data for Portugal companies?
The API resolves the controlling parties, shareholders, and beneficial owners for Portugal companies and exposes them as a recursive ownership org-chart (GET /v2/Companies/{caseCommonId}/org-chart), tracing control through holding companies to the individual beneficial owners. The depth available depends on what the ePortugal.gov.pt discloses. See the UBO API.
Can I retrieve official registry documents for Portugal companies?
Yes. The default document set for Portugal includes Registry Extract, retrieved by default, with additional documents available on demand (Certidão de Registo e Documentos (Certificate of Registration and Documents), Certidão do Último Pacto Social/Estatutos Actualizados (Certificate of the Last Articles of Association/Updated Statutes)). List and download them with the documents endpoint (GET /v2/Companies/{caseCommonId}/documents).
Is there a free sandbox for testing Portugal company verification?
Yes. The Know Your Customer sandbox at https://api.knowyourcustomer.dev is a free, high-fidelity test environment. Request free sandbox access to start testing.
The Know Your Customer Limited API covers 147 jurisdictions worldwide, including Portugal. One integration, one set of credentials, one response schema across all markets. Browse all covered jurisdictions.
Related coverage: United Kingdom • Aaland Islands • Albania • Austria • Belarus • Belgium.
Ready to verify Portugal companies?
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