Yves Sterbak (CEO)


In 2004, Yves completed his trilingual studies in economics and economics with a Master of Science degree from the Swiss Universite de Fribourg. In Switzerland he started his career in a listed company and later worked in various management positions in Switzerland and the USA.

Yves joined Thales in 2010 and held various positions in sales, strategy and mergers & acquisitions.

Since the founding of Protostellar™, Yves has headed the sales division and is CEO of Protostellar GmbH.

Yves is married and has two children.



Florian Tolksdorf (COO)

Florian is familiar with the challenges in the logistics industry through his various management positions.

Since 2011 he has been working
as an executive in his parents' logistics company. His extensive
know-how in the practical handling of the complexity of
the intermodal supply chain makes him an
excellent addition to the P
rotostellar team.

Since Protostellar™ was founded in 2018, Florian has been the
second managing director of Protostellar GmbH 


Oliver Hassler (CFO)



Oliver holds a degree in economics from the University of Hohenheim (Stuttgart) in Germany. He began his career in one of the Big4 companies within the Audit & Assurance team, focused on telecommunications, real estate  and financial services. After promotion as Senior Manager he joined the Forensic & Dispute Services practices were he has conducted various projects with forensic scopes.

He joined in 2010 Thales Deutschland serving in various managing positions in the Finance Department incl. Export Finance & Treasury.
Since the foundation Oliver is heading the Finance Department and is the CFO of Protostellar GmbH.

Oliver is married and has two children. 



Joachim Gaugler (Senior Technical Advisor)

Joachim studied business informatics at the Baden-Wuerttemberg Cooperative State University in Stuttgart.
He began his career in the software development team of a leading global pharmaceutical wholesale and logistics company.
For 20 years he carried out various business intelligence and data integration projects with his own IT consulting company. Joachim lead large projects, developed strategies and designed IT system architectures for several market leaders in the high-tech, automotive, finance, insurance and logistics industries.

Since Protostellar™ was founded Joachim has worked as a Senior Technical Advisor.

Joachim is married and has two children.