You pay a fixed monthly fee and an amount per query.
API-subscription
To access the KVK APIs, you need a subscription, which you can request via the Developer Portal. Once approved, you will be connected to the API channel and receive an API key, which you can use to access the APIs.
Included APIs
With the Zoeken API, you can retrieve the KVK number of a registration. You can then request additional information using one of the other APIs.
Technical information
Look up basic information of registrations with the KVK number. For example, social activity, details of owner and main location, and a list of locations.
Technical information
Look up specific information of registrations with the branch number. For example basic information, business activities and physical and postal address.
Technical information
Use the KVK number to retrieve trade names from a registration. For example statutory name, trade names and non-commercial name.
Technical information
Pricing
Pricing
Documentation
Documentation
Want to know everything about the APIs? Check out our documentation, such as OpenAPI specifications (Swagger UI), release notes, and references.
Frequently asked questions about the API subscription
You can cancel your API subscription in writing by sending an email to: account@kvk.nl.
The agreement continues until the last day of the following calendar month and ends thereafter. For example: if you cancel on November 2, the agreement will continue until December 31.
At the moment it is not possible to transfer an API subscription to another KVK number. You can cancel the old connection and then request a new one.
Please contact the Internal Sales department. Send an email to: account@kvk.nl or call: 088 585 34 34.
Please contact the Internal Sales department. Send an email to: account@kvk.nl or call: 088 585 34 34.
KVK APIs are exempt from VAT. You will receive an invoice without VAT.