Sierra Space Appoints Dan Jablonsky as CEO Effective March 2, 2026
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.

Sierra Space has appointed Dan Jablonsky as CEO, effective March 2, 2026, as the company aims for growth in national security and commercial space markets. Founder Fatih Ozmen will continue as chairman.
Jablonsky has a background in aerospace and defense, having served as a surface warfare officer and nuclear engineer in the U.S. Navy. He holds a bachelor's degree in mechanical engineering and a law degree. Jablonsky plans to enhance operational execution and performance while delivering critical capabilities to clients.




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