Dan Jablonsky

Role

CEO, Sierra Space

Based in

Louisville, CO

Prior experience

Ursa Major Technologies, Maxar Technologies, DigitalGlobe, U.S. Navy

• CompanySierra SpaceCommercial space systems including Dream Chaser spaceplane, habitats, and defense satellites.
• CompanyUrsa Major TechnologiesRocket propulsion and solid rocket motor manufacturer for hypersonics, space, and missile defense.

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Who is Dan Jablonsky?

Dan Jablonsky became Sierra Space's first permanent CEO effective March 2, 2026, succeeding founder Fatih Ozmen, who moved to chair of the board. He most recently served as chair and chief executive officer of Ursa Major Technologies (August 2024 – February 19, 2026, succeeded there by Chris Spagnoletti), and previously served as CEO, president and board member of Maxar Technologies and president of DigitalGlobe. He began his career as a surface warfare officer and nuclear engineer in the U.S. Navy, holds a mechanical engineering degree from the U.S. Naval Academy and a law degree from the University of Washington, and serves on the boards of BWX Technologies and the National Intelligence University Foundation.

What is Dan Jablonsky's role?

Dan Jablonsky is CEO, Sierra Space, based in Louisville, CO.

Where did Dan Jablonsky work before?

Dan Jablonsky's prior roles include Ursa Major Technologies, Maxar Technologies, DigitalGlobe, U.S. Navy.

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