Siers & Collegen GmbH

The crew

Here is a brief portrait. We are looking forward to our personal contact with you.

Carsten Siers

Carsten Siers

Managing Partner
Competence Centre Analysis and Conception

Arne Borrmann

Arne Borrmann

Competence Centre Implementation and Qualification

Jonathan Hasselhorn

Jonathan Hasselhorn

Senior Consultant & Trainer

Tina Schepull

Tina Schepull

Competence Centre Internal Processes

+49 211 / 828 057 20
tina.schepull@siers-collegen.com