Supersonic - History

What is Satisfaction Index?

The Satisfaction Index expresses, in an objective way, the performance of brands on Complaints Book based on the interaction with users who have made complaints.

A good brands performance increases the Satisfaction Index.

How can I ensure this information is secure?

The reliability of the Satisfaction Index is a major concern for us. The way to ensure maximum transparency and security about this whole process is to register this information in a totally transparent way. In the list below you can see the history of this information.