Stefan Tweraser
Stefan Tweraser, appointed Chief Executive Officer of ZEAL Network SE in August 2025, is a highly accomplished executive known for navigating and leading organizations across diverse and complex sectors. Now heading one of Germany’s leading online lottery brokers, he brings a strategic blend of digital transformation skills, technology leadership, and extensive cross-industry senior experience.
Bio
Career Defined by Executive Leadership
Tweraser’s career trajectory is marked by a consistent ascent into demanding leadership roles, with his recent executive positions highlighting a broad strategic scope. He currently leads ZEAL Network SE, operating from Hamburg under a hybrid work model, leveraging his skills to guide the company’s market strategy in the iGaming sector.
Immediately before joining ZEAL Network SE, the executive was immersed in the aerospace sector. They served as Chief Executive Officer of Rocket Factory Augsburg – RFA for over three and a half years, from October 2021 to April 2025. This tenure demonstrates an ability to guide complex technology operations in high-stakes environments.
Before the aerospace venture, the leader spent three years and one month contributing to the digital music realm at Deezer. They held a year-long strategic position as Chief Deezer X Officer in France from October 2020 to October 2021. Earlier, they spent two years as CMO in Paris, where they directed the global marketing strategy. This period offered deep insights into digital subscription models and consumer engagement, competencies that are highly relevant to the recurring revenue and user-centric nature of the iGaming industry.
A significant phase of the executive’s career was spent at Google. They held the crucial role of Country Director DACH for five years, from May 2008 to May 2013, based in Hamburg. This experience gave them an unparalleled understanding of digital scalability and market dynamics across German-speaking markets – a core geographic area for ZEAL Network.
Foundation in Strategy and Management
The executive’s foundational experience further underpins this strong leadership profile. They spent five years as a Principal at the esteemed consulting firm McKinsey & Company in Wien, from May 1998 to May 2003, honing skills in strategic corporate management. Earlier roles also include four years as Head of Marketing Retail at A1 Telekom Austria AG in Wien, along with executive positions at SnapShot GmbH and a consulting role at Egon Zehnder.
This extensive professional background, which includes a strong academic base with a Dr. rec. soc. oec. in Business and Economics from WU (Wirtschaftsuniversität Wien), will be instrumental in guiding ZEAL Network’s market strategy. The CEO currently leads the company from Hamburg under a hybrid work model, utilizing this broad strategic scope to navigate the competitive and regulatory complexities of the European iGaming sector.