KVK Developers Portal

KVK Handelsregister Zoeken

This API allows you to search companies listed in the Commercial Register. You can search using KVK number, RSIN, branch number, business name, address or town/city. You can then use another API, such as API basisprofiel or API vestigingsprofiel, to request data.

Costs of KVK Handelsregister Zoeken

The use of this API is based on a set monthly subscription fee and an additional fee per request for information.

KVK API connection (= API key):

€ 5.15 per month

KVK Handelsregister Zoeken:

€ 0 per request

API Plan


300,000 per month

Rate limit:

100 per second