Max Rettenmeier completed a bachelor’s and master’s degree in industrial engineering. Among other activities, he gained experience in automation technology in the USA as part of his bachelor's degree. During his master’s degree, he worked at TRUMPF in the Industry Management for battery pack production and in the Global Key Account Management. He then joined Fraunhofer FFB as a research associate and product manager, focusing on the sustainable and efficient battery cell production of the future. Since 2023, he is responsible for battery recycling in the Industry Management at TRUMPF and is simultaneously researching the laser-based disassembly of traction batteries at the Graduate School of Excellence advanced Manufacturing Engineering (GSaME) within the University of Stuttgart.