Get company data with KVK APIs

Do you often use Business Register data? Connect the Business Register to your systems with our APIs and always have access to up-to-date company data.

Advantages of an API connection

Risk of error reduced

No more manual entry of data.

Work faster, with greater efficiency

Your system automatically gets the data, no human intervention required.

Always up-to-date

You work with data straight from the Business Register.

Our APIs

Are you looking for a business, want to view basic details, or check out location information? Choose an API that retrieves the information you need.

Choose an API

An API link saves you a lot of manual work. Where you previously had to request individual extracts, you can now automatically retrieve large amounts of data. Right within your own systems.

API subscription

To use a KVK API, you need a subscription. You pay a fixed amount per month.

Get a subscription

KVK Mutatieservice

Do you require a significant amount of data that must always be up-to-date? The KVK Mutatieservice immediately registers changes in data that are important to you. You can then retrieve the data using one of the other APIs. This way, you only receive what you really need.

Find out more

KVK Developer Portal

Everything you need to know and arrange regarding KVK APIs can be found on the KVK Developer Portal. Go directly to:

Tariffs

You need a subscription and pay a small fee each time you use the link. View the costs per API.

Free testing

You can try out the APIs with a small set of fictitious data. This can be done free of charge in our test environment.

Technical documentation

Want to know more about the APIs? Check out the OpenAPI specifications (Swagger UI), release notes, and references.

FAQ

Still not sure? Check out the answers to frequently asked questions about APIs.