WISeQey’s Subsidiary WISeSat.Space, a Space Technology Company, Completes Business Combination with Columbus Acquisition Corporation

WISeSat.Space Holdings Corp., WISeQey's space subsidiary, completed its business combination with Columbus Acquisition Corp. and began trading on Nasdaq under ticker SAIQ on October 2, 2026. The transaction closed October 1 after CAC shareholder approval on September 30, establishing WISeSat.Space as a separately listed company focused on post-quantum-secure satellite communications and IoT connectivity. For SEALSQ (LAES), the newly listed sister company is a key ecosystem collaborator, with WISeSat.Space planning to integrate SEALSQ's secure semiconductors and post-quantum hardware into its satellite architecture.

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