About us

About us 1

We make your event interactive and involve your guests! No matter if a large conference or a small workshop: our software brings fun and insight – simple, fast and uncomplicated.

Simplicity is our principle!

In a few steps, you can create your own survey and in one step, the participants can join. Scan the code or enter the short URL and you’re ready to go.

Our small but powerful team continuously improves Vopin.io. If you do not have an exact idea how to use Vopin.io, we are happy to advise you. Log in to .

Das Management

About us 2

Florian Preusner

Florian is a computer scientist and software developer. For many years he has been supporting renowned companies and start-ups in the areas of e-commerce, SaaS and quality assurance as well as the integration of ERP systems. He always cares about the continuous improvement of the user experience. He attaches great importance to finding an individual solution for special customer requirements.

Florian leads our IT team and ensures trouble-free operation of Vopin.io.

Stefan Gehrke

Stefan is a lawyer and journalist. He began his professional career as an assistant of a Member of Parliament in the German Bundestag in Bonn. After his traineeship at the Frankfurter Allgemeine Newspaper and stations at ZDF Television, Deutsche Post and RTL NewMedia, he became managing director of the German Society for IT Security, subsequently managing director of pol-di.net e.V. / politik-digital.de.
Stefan manages marketing and sales at Vopin.io and is the first point of contact for the customers.