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Maciej Zientara joins the line-up. An entrepreneur and business angel, twenty-five years on the capital market, the man behind the biggest pre-seed round Polish startups have seen.

Twen­ty-five years on the Pol­ish cap­i­tal mar­ket and the biggest pre-seed round Pol­ish star­tups have seen.

Warsaw Glitch newsroom1 min read

Who

Maciej Zientara

Entrepreneur · Angel Investor · Poland

Investor and business angel focused on artificial intelligence, with more than twenty-five years on the Polish capital market. Founder of Supernova Group, which runs its venture, development and financial services lines, and since 2023 a partner and co-investor in the listed fund JRH ASI. He has taken part in financing over a hundred capital projects. In 2025 he acquired more than 6 million shares in the Prime ASI fund. Before that he put 10 million dollars into CampusAI, the record pre-seed round in the history of Polish startups, backing a virtual campus where people learn to work with AI through avatars and courses. His words: “AI is changing the rules of the game”.

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