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We are ExoMatter.

Josua Vieten
Dr. Josua Vieten

Co-Founder

CEO
Tech Specialist

Barbara Prähofer

Co-Founder

Business Development

Friedemann Call
Dr. Friedemann Call

Co-Founder

COO
Sustainability

Ben Bartolovic

Interim Manager

Business Development

Donijor Tropmann

Working Student

Machine Learning
Implementation

Leonhard Kölz

Working Student

Pilot projects
Implementation

Meet the scientific team

the ExoMatter team

Image by www.teamschnurrbart.de

Hi! We are Friedemann and Josua, ExoMatter’s scientific experts. Both of us are materials scientists with a passion for driving value from data.

We have 10+ years of combined experience as researchers and science coordinators (DLR, Berkeley Lab, Celonis). Our scientific publications reached a total of 1000+ citations.

We implement your materials research projects.

The team is based in Germany (Munich and Cologne).
We are happy to get in touch with you via e-mail or LinkedIn!


supported by the Helmholtz Association

We are commercializing technology from research and making it available to a broad industrial audience. Through pilot projects in collaboration with industry partners, we explore the business value and usability of our technology.