Contact TNO

Do you have a specific question, are you looking for one of our experts or would you like to collaborate? There are several ways to contact TNO.

Frequently asked questions

Do you have a question for TNO? See if your query can be found among our Frequently Asked Questions.

I have a question about:
- Testing/Certifications
- Reports
- Working at TNO
- Press
- Other

Search for a contact

Do you have a question for a specific TNO employee or do you want to collaborate? Contact a TNO employee.

Looking for information about a specific subject? Navigate through the roadmaps on our Focus Areas page and get in touch with the TNO employee mentioned on that roadmap page.

Contact form

Can not find your question among the Frequently Asked Questions? Get in touch by sending an email to [email protected] or call to +31 88 866 00 00.

Complaints and requests for information

Letters with requests for information with regard to the Law on transparency in Public administration (WOB), appeals, complaints and all legal documents are to be sent in writing to our legal department.


Journalists looking for more information about the work of TNO can contact our Press Office.

Locations in the Netherlands

Check out Our International locations »
About TNO