Johannes Roessner is the founder of batch2 engineering, specializing in advanced battery testing systems that enable smarter, safer, and more efficient energy solutions. With over 15 years of experience in battery development, he has worked across the entire value chain — from cell diagnostics to pack design. A graduate of the Technical University of Munich, Johannes combines deep technical expertise with a passion for innovation in sustainable energy. As a podcaster on hydrogen and battery technologies, he contributes actively to shaping the dialogue on Europe’s energy transition and next-generation battery safety.
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