SEALSQ CorpSEALSQ launches commercial phase of Miraex quantum photonics technology, strengthening its Quantum Sovereign Vertical Stack.

SEALSQ Corp has started the commercial phase of quantum photonics technology from Miraex SA, following its full acquisition of the Swiss company in June 2026. The acquisition, completed on June 2, 2026, was financed through SEALSQ’s $200 million Quantum Fund, which has already deployed more than $65 million into strategic quantum technology investments. Miraex’s proprietary Thin Film Lithium Tantalate Photonic Integrated Circuit platform converts quantum information between microwave and optical frequencies, addressing a key scaling challenge in quantum computing and networking. The commercial rollout targets distributed quantum computing, quantum networking, quantum sensing, and the Quantum Orbital Space Cloud. SEALSQ says the integration strengthens its Quantum Sovereign Vertical Stack, combining secure semiconductors, post-quantum cryptography, and quantum communications into a single sovereign platform.
SEALSQ CorpSEALSQ launches commercial phase of Miraex quantum photonics technology, strengthening its Quantum Sovereign Vertical Stack.
Miraex's proprietary photonic integrated circuit platform is being commercially deployed, validating its technology.