Sarah Fleischer

Profile image of Sarah Fleischer, Co-founder and CEO of circular economy startup tozero


Sarah Fleischer is the co-founder and CEO of tozero, which is developing a process to recover critical materials from lithium-ion batteries. Previously, she co-founded two startups and was an advisor to the Luxembourg Space Agency.


Benedikt Sobotka, CEO of the Eurasian Resources Group, shows rare metals that go into batteries of electric vehicles to attendees of the DLD Circular 2023 conference. In the background, tozero co-founder Sarah Fleischer watches, smiling.

Critical Raw Materials As Key Factor for Technological Sovereignty

This DLD Circular 23 discussion focuses on critical raw materials and their importance for technologies like renewable energy and electrification. It brings together Sarah Fleischer, co-founder and CEO of tozero; Benedikt Sobotka, CEO of the Eurasian Resources Group; investor Michael Smith (Regeneration.VC); and Niclas-Alexander Mauss, co-founder of Circular Republic. “The green energy transition is the…
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DLD Circular 2023 logo

DLD Circular 2023

This event explored the vision of a circular economy and how technological advances can foster innovative business concepts and societal transformation – shaping a sustainable world.
Event details
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