Core Viewpoint - WISeKey International Holding Ltd has appointed Gwenael Rouy-Poirier as Chief Financial Officer of its satellite connectivity subsidiary WISeSat, effective February 2, 2026, as the company prepares for its planned listing on the Nasdaq Stock Exchange [1][2][3] Company Overview - WISeKey is a global leader in cybersecurity, digital identity, and IoT solutions, operating through various subsidiaries, including WISeSat, which focuses on secure satellite communications for IoT applications [1][10] - WISeSat is pioneering a transformative approach to IoT connectivity and climate change monitoring through its innovative satellite constellation, enabling cost-effective and secure global IoT connectivity [8][9] Leadership Appointment - Gwenael Rouy-Poirier will lead WISeSat's finance, strategy, and capital-markets activities, focusing on strengthening financial governance and enhancing investor readiness as the company scales its satellite-based secure connectivity services globally [3][4] - Rouy-Poirier brings over 25 years of international finance and operational leadership experience in aerospace, defense, and industrial technology, having held senior roles at companies like GKN Aerospace and Honeywell [4][5] Strategic Importance - The appointment comes at a pivotal moment for WISeSat as it prepares for its Nasdaq listing, with increasing demand for resilient, high-performance satellite connectivity in defense, IoT, and critical infrastructure sectors [7][8] - The company aims to create long-term value for stakeholders while ensuring it meets the expectations of U.S. public-market investors [7][8]