Sierra Space closed a $550 million equity investment led by LuminArx Capital Management, bringing its valuation to $8 billion.
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Counterparts (6)
Investor
Sierra Space
company
Louisville, Colorado-based aerospace and space technology company developing and manufacturing advanced space vehicles, habitats, and in-space systems, including the Dream Chaser spaceplane and the LIFE habitat. It operates as a subsidiary of Sierra Nevada Corporation, focusing on commercializing space infrastructure.
LuminArx Capital Management
company
New York-based private credit asset manager launched in 2022 by former Apollo executives, focusing on direct lending and opportunistic credit across infrastructure, energy, and real estate sectors, with an inaugural fund closing at $1.5 billion.
G
General Atlantic
company
General Atlantic is a global growth equity firm with over $83 billion in assets under management, investing in high-growth companies across various sectors including digital infrastructure and energy transition. The firm has a global presence with offices across North America, Europe, Asia, and Latin America.
Coatue
company · 2 deals
Coatue is an investment firm that invests in public and private markets. They focus on innovation and responsible risk management, with strategies including venture, growth, and tactical structuring.
M
Moore Strategic Ventures
company
New York-based Moore Strategic Ventures is a private investment firm managing approximately $4 billion, investing across public and private equity, venture capital, and real estate. The firm focuses on partnering with management teams to build companies across various industries, including digital infrastructure and energy transition.
A
Andalusian Private Capital
company
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Deal Analysis
Sierra Space announced a $550 million equity investment led by LuminArx Capital Management in the US defense sector. This investment brings Sierra Space's valuation to $8 billion, with participation from General Atlantic, Coatue, Moore Strategic Ventures, and Andalusian Private Capital.
- Sierra Space secured $550 million in equity.
- LuminArx Capital Management led the investment.
- The deal values Sierra Space at $8 billion.
- General Atlantic, Coatue, Moore Strategic Ventures, and Andalusian Private Capital also invested.
Source Intelligence
KEY DETAILS
The investment brings Sierra Space's valuation to $8 billion. Quote: "bringing the defense technology company’s valuation to $8 billion."
The funding will be used to expand national security space initiatives, boost production capacity, advance specialized technologies for government customers, pursue new contracts, build on existing capabilities, and explore opportunities beyond current satellite and spacecraft programs. Quote: "The new funding will allow Sierra Space to expand its national security space initiatives, boost production capacity and advance the development of specialized technologies for government customers. The investment also strengthens the company’s ability to pursue new contracts, build on existing capabilities and explore opportunities beyond its current satellite and spacecraft programs."
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Deal Size
Sierra Space has closed a $550 million equity investment
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Location
The Colorado-based firm
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Financials
$550 million equity investment
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Announcement
March 6, 2026
PARTIES MENTIONED IN SOURCE
S
Sierra Space
company receiving investment
"Sierra Space has closed a $550 million equity investment"
L
LuminArx Capital Management
investor
"led by LuminArx Capital Management"
G
General Atlantic
investor
"participation from existing investors, including General Atlantic"
C
Coatue
investor
"participation from existing investors, including Coatue"
M
Moore Strategic Ventures
investor
"participation from existing investors, including Moore Strategic Ventures"
A
Andalusian Private Capital
investor
"participation from existing investors, including Andalusian Private Capital"
high quality
Enriched Mar 6, 2026
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