E680 | Oskar Hartmann, Accumulator: From Beast Mode to a New Angel Investing Model

In this episode, Andreas Munk Holm speaks with Oskar Hartmann, legendary operator turned super angel. From Kazakhstan to Germany, Russia, Japan, and now Dubai and Silicon Valley, Oskar has built and exited more than 10 companies, invested in 150+ ventures (14 unicorns among them), and today is pioneering a new way to solve concentration risk for founders and angels: Accumulator, a share-pooling model unlocking liquidity and diversification.They dive into Oskar’s “beast mode” founder philosophy, his candid battles with burnout, the importance of product–soul fit, and why Europe doesn’t just need more unicorns, it needs deca- and hectocorns. Along the way, Oskar shares his learnings from India’s ecosystem, his obsession with avoiding adverse selection, and his belief that communities, not individuals, create enduring success.