Oskar Hartmann is the Founder and President of Hartmann Holdings. See portfolio, sector focus and contact routes.
Oskar Hartmann is the Founder and President of Hartmann Holdings, a private family-owned investment holding company, after transitioning from a serial entrepreneur who founded unicorns like Sapato and Shopping Live[1][7]. He operates as a full-time angel investor with a thesis spanning Internet companies across the US, Europe, India, Japan, Russia, and the Middle East, having invested in over 100 companies[6]. His portfolio includes 14 unicorns valued over $1 billion, earning him the nickname "Unicorn Angel," though specific check sizes and lead/follow behavior are not publicly detailed[1][8]. Notable portfolio companies include Auto1, Flaschenpost, Cars24, and Sennder, which collectively hold a capitalization exceeding $5 billion[8][11]. Hartmann describes himself as a "10x founder" and "130x Angel investor" who has survived 43 bankruptcies while maintaining a focus on philanthropy with over 20 non-profit organizations[4][8]. He holds a world record in rowing and is an avid cyclist, distinguishing his personal profile alongside his investment career[8].
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