Helmut Geilersdorfer
CEO
helmut.g@untermstrich.com

Ing. DI (FH) Christian M. Koller, MSc
Authorized officer,
Head of development and IT (CTO)
christian.k@untermstrich.com

Architekt DI Guido R. Strohecker
Senior Consultant,
Founder
guido.s@untermstrich.com

Ing. Peter Remitz
Founder

Tanja Lechner
Head of Marketing
tanja.l@untermstrich.com

Daniela Lindner
Head of Office Management
daniela.l@untermstrich.com

Kerstin Gruber
Office Management
kerstin.g@untermstrich.com

Inge Takpe
Reception
i.takpe@untermstrich.com

Kathleen Oesterreich
Office Management
k.oesterreich@untermstrich.com

Sandra Novak
Office Management
s.novak@untermstrich.com

Michael Fußer
Sales
michael.f@untermstrich.com

Mag. Christian Gold
Sales
c.gold@untermstrich.com

Ing. Andreas Kraller
Development, Support
andreas.k@untermstrich.com

Michael Pfeilstöcker
Development, Support
michael.p@untermstrich.com

Christian Wengg, MSc
Development
christian.w@untermstrich.com

Dominik Pansi, MSc
Development
dominik.p@untermstrich.com

Ing. Reinhard Klingenhagen
Head of Systemadministration
reinhard.k@untermstrich.com

Andreas Raab
Customer care, Training, Support
andreas.r@untermstrich.com

Steve Davidovic
Customer care, Training, Support
s.davidovic@untermstrich.com

Dipl.-Wi Ing. (FH)
Sven-Alexander Mattner
Customer care, Training, Support
s.mattner@untermstrich.com

Dipl.-Bibl. (FH)
Andreas Wischnack
Customer care, Training, Support
a.wischnack@untermstrich.com 

Karsten Liendl
Customer care, Technical Support
k.liendl@untermstrich.com

Verena Markel
Customer care, Technical Support
v.markel@untermstrich.com

Stefan Roth
Development 
stefan.r@untermstrich.com