Our team

Andi Heizmann
CEO and Founding Partner
Andi Heizmann, MA UZH, EMBA HSG, is responsible for marketing and management. Previously, he worked in the consulting industry for 11 years.
Christoph Pichler
CFO and Founding partner
Christoph Pichler, Executive MBA HSG and Business Economist FH is responsible for Finance, Investor Relations and Suppliers. He has 20 years of experience as CFO and Head of Corporate Services at a high-tech global market leader.
Markus Montilla
Support, Data & Security, Founding partner
Markus Montilla, Dipl. Ing. FH, EMBA HSG, is responsible for IT operations and onboarding. Markus has more than 15 years of IT experience. Most recently as a management consultant in a Big Four company.
Manuel Härdi
Product-Management, Development, Founding partner
Manuel Härdi, Dipl. Ing. FH, EMBA HSG, is responsible for platform development. He was previously employed for 15 years in software development as development manager and deputy managing director.
Vincent Irrling
Head of Business Developement
Vincent Irrling, MBA (HSG), is responsible for business development. He brings years of experience from one of the leading medical technology manufacturers.
Erna Dizdarevic
Head of Communications
Erna Dizdarevic, BSc Business Communication ZFH, is responsible for corporate communications and marketing. Erna brings 6 years of experience, which she gained in companies and agencies, where she worked for international and national clients on a strategic level.
Denise Bernhart
Customer Success Manager
Denise Bernhart, MSc ETH, is responsible for the onboarding and handling of procurement projects. Denise is a health scientist and brings two years of experience in strategic consulting to service providers.
Bane Sibinovic
Project Manager Master Data Management
Bane Sibinovic is currently leading the master data collection project for the implementation of MDR. Bane brings several years of experience in the support of private and corporate clients from Austria and recently helped to set up a Swiss start-up.
Charlène Keller
Marketing Specialist
Charlène Keller, Bachelor of Science in Psychology, supports Xatena AG in the area of marketing and communication. She is currently studying for a Master's degree in industrial and organizational psychology.
Dr. Ole Wiesinger
Board of Directors
Dr. Ole Wiesinger, state examination in human medicine, was CEO and Chairman of the Board of Directors of Hirslanden for more than 10 years and supports Xatena as a member of the Board of Directors.
Dr. Stefan Heitmann
Board of Directors
Dr. Stefan Heitmann holds a doctorate in economics and serial entrepreneurship.
Nicole Schumpf
Advisory Board
Nicole Schumpf, MAS Lucerne University of Applied Sciences and Arts in management in the social and health sector, is in charge of nursing care at Einsiedeln Hospital. Before that, she worked for 16 years as a nurse and ward manager at the Zug Cantonal Hospital.
Dr. Martin Zobl
External Compliance Advisor, Walder Wyss Ltd.
Martin Zobl, Dr. iur., LL.M., is a lawyer at Walder Wyss Ltd. He supports Xatena AG in the area of procurement law.
Dr. Urs Birchler
Advisory Board
Urs Birchler, Dr. oec. publ., is president of the association 'diespitäler.be' (Association of Public Hospitals and Clinics in BE). Prior to that, he was Health Director at ZG for 12 years and President of the Inselspital Bern for 11 years.
Oliver Aeschbacher
Full Stack Engineer
Oliver Aeschbacher, BSc ZFH in Computer Science, is responsible for the development and maintenance of the platform. Oliver has been working in software development for over 15 years and most recently developed innovative solutions in the area of occupational benefits.