Our team
Management

Walter Kiesinger
CEO

Alexander Thoma
CFO

Michael Berkowsky
Head of Direct Business

Fabienne Schuler
Head of Partner Business

Simon Kaufmann
Head of Product & Support
Direct Business

Michael Berkowsky
Head of Direct Business

Matthias Butz
Head of Consulting

Sebastian Bierer
Solution Consultant

Maik Diessner
Solution Consultant

Markus Kobi
Project Manager

Robin Krietsch
Solution Consultant

Angana Maity
Integration Consultant

Libor Mego
Solution Consultant

Osama Safi
Project Manager

Marcel Möhlen
Project Manager

Fabian Zubler
Solution Consultant

Simone Sutter
Solution Consultant

Pedro Magueija
Software Engineer

Emilia Baumann
Student

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Partner Business

Fabienne Schuler
Head of Partner Business

Stefanie Huber
Sales Support Specialist

Marielen Pasini
Partner Manager

Raphael Hübner
Partner Manager

Dominik Leuenberger
Partner Manager

Bernhard Weiersmüller
Partner Enablement Manager
Marketing

Sina Guler
Marketing Specialist
Product & Support

Simon Kaufmann
Head of Product & Support

Karin Ahrens
Support Consultant ERP/FSM

Ron Almogi
Support Consultant ERP

Oleh Fabri
Support Consultant ERP

Roger Grenacher
Support Consultant ERP/FSM

Cyril Roth
Support Consultant FSM

Tülin Sivri
Support Consultant ERP

Karsten Amrein
Support Consultant ERP/FSM

Alberto Torres
Support Consultant FSM

Sergio Escobar
Support Consultant FSM

Jürgen Mann
Support Consultant ERP
Development

Sonja Altschuh
Head of Development

Andrej Uhlar
Senior Application Analyst

Anders Olsson
Developer

Stavros Kontovas
Developer

Marek Takac
Developer

Mauro Lupo
Student
Finance / Admin

Alexander Thoma
CFO

Patrizia Münch
Administrative Assistant

Silvia Vieira
Finance Specialist
Internal IT

Daniel Inderbinen
Head of IT

Marek Giesen
IT System Administrator

Markus Rüegg
IT System Administrator
Human Resources

Renate Hauri
Head of HR

Chantal Kramer-Grenacher
HR Business Partner

Hanna Bergner
HR Business Partner
Board of Directors

Frédéric Chanson
Chairman of the Board of Directors
Frédéric Chanson is a lawyer by education with over 30 years experience in both listed and private equity investments.
Formerly a Director with Bank Julius Baer & Co. AG, he co-founded the investment boutique Firminvest AG in Zurich in 1995, where assets are managed on behalf of its international clientele. He is an anchor investor in Coresystems.

Manuel Grenacher
Member of the Board of Directors, Founder of Coresystems AG
Manuel Grenacher is a tech entrepreneur with a strong drive to achieve and a vision to transform the customer service experience using Crowd technology.
With a proven track record for vision and leadership, his achievements have been recognized by Gartner, CIO Magazine, the Swiss Economic Council and Ernst & Young’s Emerging Entrepreneur of the Year Awards.

Marcel Zutter
Member of the Board of Directors
Marcel Zutter is a seasoned business leader and entrepreneur with many years of international experience in Financial Services and Technology.
He was a Member of the Executive Board of a leading US bank before founding his own company. He invests in and supports companies in the ICT area and is a shareholder in Coresystems.