ESMT Berlin Executive Education Expertise Hidden Champions Institute HCI team and partners Partners Partners HCI team and partners Team Prof. Jörg Rocholl Director HCI Hidden Champions Institute +49 30 21231-8038 hci@esmt.org Advisory Board Steven Althaus CEO, Granzebach Gruppe Co-Chairperson of the HCI Advisory Board Ayla Busch Co-CEO and Co-owner, BUSCH SE, Chairwoman of the Supervisory Board of Pfeiffer Vacuum Technology AG Co-Chairperson of the HCI Advisory Board Prof. Dr. Jörg K. Ritter Senior Advisor, Alumnus McKinsey & Egon Zehnder and Executive in Residence, ESMT Berlin Deputy Chairperson of the HCI Advisory Board Partners