Columbus Acquisition Corp Ordinary Shares

WISeKey Appoints Gwenael Rouy-Poirier as Chief Financial Officer of WISeSat, its Satellite Connectivity Subsidiary

WISeKey International Holding AG (Nasdaq: WKEY) and Columbus Acquisition Corp. (Nasdaq: COLA) Announce Confidential Submission of Draft Registration Statement on Form F-4 in Connection with Proposed Business Combination

WISeKey International Holding AG (Nasdaq: WKEY) and Columbus Acquisition Corp. (Nasdaq: COLA) Execute Business Combination Agreement to Publicly List WISeKey’s Subsidiary WISeSat.Space Corp. Under The Name WISeSat.Space Holdings Corp.

WISeKey International Holding AG (Nasdaq: WKEY) and Columbus Acquisition Corp. (Nasdaq: COLA) Execute Definitive Business Combination Agreement to Publicly List WISeKey’s Subsidiary WISeSat.Space Corp. Under The Name WISeSat.Space Holdings