„press del to restart.“

alt&control is an interdisciplinary consulting and development company based in the tri-border region of Germany, France, and Switzerland.Founded by Marcel Müller – a nursing expert, clinical gerontopsychologist, and business psychologist – alt&control combines professional expertise in nursing science, psychological depth, and strategic foresight with creative concepts and strong implementation skills.

rent our corporate mental health nurse
2025
book a gerontopsychologist – for older adults & family
2025
use our business psychology consulting
2025
rent our mobile prevention café
2025
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