Telesat expands relationship with Calian to develop resilient operational data platform for Telesat Lightspeed

OTTAWA, Sept. 29, 2025 (GLOBE NEWSWIRE) -- Telesat (Nasdaq and TSX: TSAT), one of the world’s largest and most innovative satellite operators, and Calian Group Ltd. (TSX: CGY), a trusted provider of mission-critical solutions for defence, space, healthcare and other critical infrastructure sectors, today announced an engagement to develop the operational data platform for the Telesat Lightspeed Low Earth Orbit (LEO) network.

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