You can contact us in various ways.
Are you looking for one of our experts? Contact them today and we're happy to support.Expert Module
Are you looking for one of our offices? Take a look at our locations.Office Search Tool
Do you have any administration related questions or do you want to report a malfunction? Call +31 800 670 670 6 or mail us.Contact us
Would you like to log in the Colliers Extranet?
Would you like to file a complaint?
We always aim to provide the highest quality service. Yet it may happen that we do not meet your expectations. In that case we would like to hear your experience. Send us an email with your complaint.Mail your complaint