Sierra Space is a commercial space company focused on building an end-to-end business and technology platform in space. It is developing the Dream Chaser spaceplane for cargo transport to low Earth orbit and is also working with Blue Origin on the Orbital Reef commercial space station, contributing its LIFE (Large Integrated Flexible Environment) habitat modules. Sierra Space partners with organizations like NASA, the U.S. Air Force, and commercial entities for space transportation, destination, and application-related activities. Associated keywords include space transportation, commercial space stations, space technology, Dream Chaser, and LIFE habitat.
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In 2025, Sierra Space completed Critical Design Review for two major national security satellite programs of record.
Sierra Space’s investors include General Atlantic, Coatue, Moore Strategic Ventures, and Andalusian Private Capital.
In 2025, Sierra Space completed all manufacturing and assembly milestones for the Dream Chaser spaceplane, with a demonstration flight planned in late 2026.
Sierra Space will use the new capital to further focus on its national security space efforts through expansion of production capacity and continued development of differentiated solutions for national security customers.
Dan Jablonsky is the Chief Executive Officer of Sierra Space.
In the prior year, Sierra Space completed a new power station facility where it manufactures high-rate solar arrays for critical satellite missions.
Fatih Ozmen is the Board Chair of Sierra Space.
The Series C investment positions Sierra Space to pursue additional contracts, leverage existing technologies, and pursue growth opportunities beyond its current satellite and spacecraft mission programs.
Sierra Space received a $450 million award to build more than four satellites for a National Security customer.
LuminArx Capital Management led a $550 million equity investment in Sierra Space’s Series C funding round.
The Series C financing values Sierra Space at $8 billion post-money.
Sierra Space has received contracts from essentially all eight space procurement agencies within the Department of War and Intelligence Community.
Sierra Space has been involved in more than 500 missions and has more than 30 years of spaceflight heritage.
Sierra Space holds an SDA Tranche 2 Tracking Layer contract with a maximum potential value of $740 million to build 18 missile warning, tracking, and fire control satellites.
Sierra Space raised $550 million to support satellite production.
Sierra Space will use the funding to expand production capacity and develop differentiated solutions for national security space customers.
The Series C funding is Sierra Space’s first major capital milestone under Dan Jablonsky’s leadership.
Sierra Space has sharpened its focus toward national security customers by advancing solutions intended to strengthen American space and defense leadership.
Dan Jablonsky is tasked with transitioning Sierra Space from a development-heavy company into a high-rate manufacturing firm.
Sierra Space’s September 2023 Series B was intended to boost production of the Dream Chaser spaceplane and to support investment in the Orbital Reef commercial space station bid with Blue Origin.