Who we are.

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O1NE.Sport GmbH is a full service athlete management and sports marketing agency which was founded by Marius Schulze, Daniel Todorović and Gregor Haslberger in 2018 and is based in Berlin/Germany. The „European Tech-5 Award Winner“ Schulze is a serial entrepreneur and investor while Todorović was working as a Project Manager for Bang & Olufsen before he started to manage professional athletes in 2014. Haslberger is a Strength & Conditioning Coach who already worked with Olympic Goldmedalists Sven Hannawald and Martin Schmidt or former Formula 1 World Champion Sebastian Vettel.