Europe • ISO JE
Verify Jersey companies via API
Know Your Customer Limited verifies Jersey companies live from the Jersey Financial Services Commission, 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 Jersey
When you create a KYB case for a Jersey company, Know Your Customer Limited retrieves data live from the Jersey Financial Services Commission. 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.
Jersey data and document availability
What the API makes available for Jersey companies:
| Category | Available |
|---|---|
| Company data | Entity Name, Entity Type, Registration Number, Entity Status, Address, Registration Date, Other Names |
| Controlling entities & individuals | Name, Birth Date (if individual), Role, Address, Nationality |
| Shareholders & beneficial owners | Name, Address, Nationality, Role |
| Documents | Retrieved by default: Registration Certificate, Certificate of Continuance (when Certificate of Incorporation is not available), Certificate of Partnership (for Limited Partnership entities only), Entity Profile Available on demand: Annual Administration Fee, Authorisaton use of Registered Office, Certificate Change of Declaration, Certificate of Change of Name, Certificate of good standing, Change in Status, Company Incorporation – Memorandum / Articles, Annual return, Public Company Prospectus, Registration, Registrars Consent, Register Partnership, Special Resolution |
AML, sanctions, and PEP screening on the entity and its associated individuals, and ongoing live monitoring with change alerts, are available for Jersey as part of the same case.
How to verify a Jersey company via API
The following example shows the complete flow: authenticate, search the Jersey 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 Jersey registry
curl -X POST https://api.knowyourcustomer.dev/v2/Companies/search \
-H "Authorization: Bearer $TOKEN" \
-H "Content-Type: application/json" \
-d '{"name":"Jersey National Bank","codeiso31662":"JE"}'
# 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":"Jersey National Bank","codeiso31662":"JE"}'
# 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 Jersey KYB API
What company data can I verify in Jersey?
For a Jersey company, the API returns the company record read live from the Jersey Financial Services Commission: 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 Jersey availability.
Does the API return beneficial ownership (UBO) data for Jersey companies?
The API resolves the controlling parties, shareholders, and beneficial owners for Jersey 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 Jersey Financial Services Commission discloses. See the UBO API.
Can I retrieve official registry documents for Jersey companies?
Yes. The default document set for Jersey includes Registration Certificate, Certificate of Continuance (when Certificate of Incorporation is not available), Certificate of Partnership (for Limited Partnership entities only), Entity Profile, retrieved by default, with additional documents available on demand (Annual Administration Fee, Authorisaton use of Registered Office, Certificate Change of Declaration, Certificate of Change of Name, Certificate of good standing, Change in Status, and more). List and download them with the documents endpoint (GET /v2/Companies/{caseCommonId}/documents).
Is there a free sandbox for testing Jersey 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 Jersey. 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 Jersey companies?
The sandbox is free and available immediately. Integrate once, cover 147 jurisdictions.