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Aternus operates as an investment firm, primarily functioning as a multi-family office based in the Czech Republic. The firm engages as an investor and partner within both Czech and international investment funds, focusing on opportunities that demonstrate high return potential. Its portfolio encompasses various asset classes, including private equity and real estate, reflecting a comprehensive approach to capital deployment and value creation derived from extensive experience in company building.
The Aternus Family Office was established in 2016 by co-founders Adam, Mariusz, and Waldemar Wałach, alongside Petr Turoň and Roman Kantor. The Wałach brothers bring a significant entrepreneurial background, having been recognized as EY Entrepreneur of the Year in the Czech Republic, an experience that informs Aternus’s investment philosophy and operational approach to fostering growth in portfolio companies.
Aternus targets investments in companies and funds poised for substantial development, leveraging the collective expertise of its founders to guide strategic decisions. The firm's long-term vision centers on cultivating robust enterprises both domestically and internationally, positioning itself as a strategic partner committed to enhancing the value of its investment holdings through active engagement and proven business acumen.
Aternus has 2 tracked investments across 2 companies. The latest tracked deal is $42.3M Debt / Series A Extension in Jutro Medical in December 2025.
| Date | Company | Round | Lead Investor(s) | Co-Investor(s) |
|---|---|---|---|---|
| Dec 16, 2025 | Jutro Medical | $42.3M Debt / Series A Extension | JAN Szumada | Fluent Ventures, Inovo Venture Partners, Kaya, MBank, Naturalx Health Ventures, Orbit Capital, Bartosz Drabikowski |
| Sep 1, 2022 | Woltair | $16.0M Series A | ArcTern Ventures | Fifth Wall, Presto Ventures, Inven Capital, Kaya, Movens Capital, The Westly Group |