We are the humans behind Gretchen AI

Authentic people. Proven expertise. Shared mission.
We’re united to fight digital misinformation. Get to know us.

Dr.-Ing. Tim Polzehl
CEO, Senior AI Expert
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Arnab Das
CTO, Deepfake & DevOps Expert
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Daniel Röder
CTO, LLM/RAG Expert
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Benedict Kettler

AI Product Developer 

Prince Tyagi

AI Developer

Rajeshwari Hebballi

AI Engineer

Mohamed Gado

AI Engineer

Khaled Moselmany

AI Engineer

Yassine El Kheir

Deepfake Engineer

Heitke Grops

Social Media & Content

Alexan George

Business and Sales Developer

Ayswarya Sreeraj

Web Manager

Dr.-Ing. Lisa Raithel

Product Owner

Sonia Sobol

Design & Brand

Dr. Vera Schmitt

Scientific Advisor Explainability and NLP

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