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Sierra Space has appointed Dan Jablonsky as CEO starting March 2, 2026, as the company prepares for growth in national security and commercial space markets. Founder Fatih Ozmen will remain as chairman.

Jablonsky brings extensive experience in aerospace and defense leadership, having served in the U.S. Navy and holding degrees from the U.S. Naval Academy and the University of Washington. He aims to enhance operational performance and deliver critical capabilities to clients.