Das Board Jens Schlatmann 1. Vorstand Envelope Linkedin Leon Klappach 2. Vorstand Envelope Linkedin Nick Lehmacher Finanzvorstand Envelope Linkedin Heads of Departments Lukas Mechs Head of IT Envelope Linkedin Anton Kudryavtsev Head of Events Envelope Linkedin Lena Pyka Head of Marketing Envelope Linkedin Kathrin Schaller Head of HR Envelope Linkedin Adrian Pfeiffer-Ruiz Head of START Academy Envelope Linkedin