Insider Brief
- WISeSat.Space, a sister company of SEALSQ , completed its business combination with Columbus Acquisition Corp. and began trading on Nasdaq under the ticker SAIQ on October 2, 2026.
- The transaction establishes WISeSat.Space as a separately listed company focused on post-quantum-secure satellite communications and IoT connectivity.
- WISeSat.Space plans to combine satellite communications with digital identity, secure semiconductors and post-quantum technologies for connected devices and other applications.
PRESS RELEASE — SEALSQ Corp (NASDAQ: LAES) (“ SEALSQ ” or “Company”), a company that focuses on developing and selling Semiconductors, PKI, and Post-Quantum technology hardware and software products, today announced that its sister company, WISeSat.Space Holdings Corp. (“WISeSat.Space”) (Nasdaq: SAIQ), as space technology company and a subsidiary of WISeQey Corp. (formerly known as WISeKey International Holding AG, “WISeQey”) (SIX: WIHN; Nasdaq: WKEY), a global quantum cybersecurity and space IoT company, has completed its previously announced business combination with Columbus Acquisition Corp. (“CAC”).
Effective today, October 2, 2026, WISeSat.Space ordinary shares have commenced trading on the Nasdaq Capital Market under the ticker symbol “SAIQ.”
The completion of the transaction establishes WISeSat.Space as a separately listed public company focused on post-quantum-secure satellite communications and Internet of Things connectivity. CAC shareholders approved the business combination at an extraordinary general meeting on September 30, 2026, and the transaction closed on October 1, 2026.
The Nasdaq listing supports WISeSat.Space’s ambition to expand its space infrastructure while leveraging WISeQey’s expertise in cybersecurity, digital identity and secure semiconductors. WISeSat.Space aims to extend trusted connectivity beyond terrestrial networks, enabling connected devices to communicate securely through satellite infrastructure.
“The Nasdaq listing represents an extraordinary milestone for WISeSat.Space and for everyone who has contributed to this journey,” said Carlos Moreira, Chief Executive Officer of SEALSQ , WISeQey and WISeSat.Space. “I want to thank our employees, management team, technology partners, advisors, investors and all those whose dedication has made this achievement possible. Their commitment has helped turn our vision of bringing cybersecurity to space into a growing business.”
Mr. Moreira continued: “As more devices and essential services rely on satellite connectivity, trust and post-quantum security must be built into the infrastructure from the outset. Our ambition is to combine satellite communications with digital identity, secure chips and post-quantum technologies to help protect data from the connected device to the space network. This listing opens a new chapter in advancing that mission.”
Bringing Cybersecurity to Space WISeSat.Space has deployed satellites into orbit since 2024 and is developing satellite connectivity designed to support secure communications for connected devices, including applications in remote monitoring, logistics, defense, and infrastructure management.
Working within the WISeQey technology ecosystem, including collaboration with the Company, WISeSat.Space aims to integrate hardware-based security, device authentication and post-quantum protection into its satellite communications architecture. These capabilities are intended to help address both today’s cybersecurity threats and the evolving risks associated with future quantum computing.
Advisors Maxim Group LLC served as WISeSat.Space’s financial advisor. Ellenoff Grossman & Schole LLP represented WISeSat.Space as legal counsel and Harney Westwood & Riegels (BVI) LP represented WISeSat.Space as British Virgin Islands legal counsel. Loeb & Loeb LLP represented CAC as legal counsel and Ogier represented CAC as Cayman legal counsel. The Equity Group, Inc., served as WISeSat.Space’s strategic communications advisor.