Switzerland, Feb. 10 -- WISeKey International Holding Ltd, a global leader in cybersecurity, digital identity and Internet of Things (IoT) solutions, announced the appointment of Gwenael Rouy-Poirier as Chief Financial Officer of its subsidiary WISeSat.Space Corp. ("WISeSat") specialized in space-technology and secure satellite communications for IoT applications, effective February 2, 2026.Of note, in November 2025, WISeSat announced a Business Combination Agreement with Columbus Acquisition Corp. (Nasdaq: COLA), a Cayman Islands-based public SPAC, paving the way for WISeSat to be listed on the Nasdaq Stock Exchange.In his role, Mr. Rouy-Poirier will lead WISeSat's finance, strategy and capital-markets activities as the business enters its...