InforCapital
CompanyGermanyUpdated Mar 25, 2026
AQTON

AQTON

AQTON: Investor, Limited Partner • focus on Private Equity, Co-investments • active in Germany, Europe • offices in Germany.

Company Profile

AQTON SE is a German investment holding company based in Bad Homburg vor der Höhe, owned by entrepreneur Stefan Quandt. The firm is characterized by a long-term investment approach across its diverse portfolio. AQTON SE primarily focuses on strategic equity holdings in key industries, including the automotive sector, digital security and identity protection, photovoltaics and smart grids, and credit rating services. The company also extends its investments into agricultural technology, particularly in solutions leveraging artificial intelligence.

Founded in 2007, AQTON SE serves as a significant vehicle for managing the investments of Stefan Quandt, a fourth-generation entrepreneur and heir to the prominent Quandt family industrial dynasty. Stefan Quandt's investment philosophy emphasizes sustainable growth and innovation, aiming to foster advancements within the sectors where AQTON SE holds stakes. This approach reflects a commitment to not only financial returns but also to the long-term development and impact of its portfolio companies.

AQTON SE's notable investments include a significant stake in BMW AG within the automotive industry. In digital security and identity protection, the firm has invested in companies like Entrust and has seen an exit from Dedrone. Its commitment to renewable energy and smart grids is evident through holdings in Solarwatt, Heliatek, and Kiwigrid. Furthermore, AQTON SE supports the financial sector through its investment in Scope, a European rating agency, and contributes to agricultural innovation with its investment in Ecorobotix, which specializes in AI-supported plant detection and precision spraying systems.

The firm's leadership is anchored by Stefan Quandt, a prominent figure known for his strategic vision and long-term investment philosophy. While specific details on the broader team's individual expertise are not extensively publicized, the firm's operational structure includes key personnel such as Dr. Jörg Appelhans as press officer, Roman Weigand overseeing data protection, and G. Subrahmanyam, Stefan Weiser, and Hans-Peter Hermani who have held managing director or authorized signatory roles. AQTON SE's strategy involves fostering advancements in its chosen sectors through a combination of strategic investments and collaborative partnerships.

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