Sierra Space
Develops and manufactures spacecraft, satellites, and space infrastructure, including the Dream Chaser spaceplane and LIFE habitat, using additive manufacturing for critical components and tooling.
- CEO / Founder
- Dan Jablonsky
- Team Size
- 1001-5000
- Stage
- Growth Stage
- Total Funding
- $2.24B
- Latest Round
- Series C
- Key Investors
- General Atlantic; LuminArx Capital Management; Coatue Management
Technology & Products
Key Products
Dream Chaser spaceplane; LIFE expandable habitat; Satellite platforms; Propulsion systems; Pointing systems and motion control
Technological Advantage
Leverages AM to produce complex propulsion components and tooling, reducing lead times compared to traditional manufacturing. Proprietary VORTEX engine cooling technology is a key differentiator, though AM-specific IP is not publicly detailed.
Differentiation
Value Proposition
Enables rapid, cost-effective production of spacecraft components through additive manufacturing, reducing lead times and enabling design flexibility for complex space systems.
How They Differentiate
Sierra Space differentiates via its Dream Chaser spaceplane and LIFE habitat, and its use of AM for rapid prototyping and production. Competitors like Relativity Space focus on fully 3D-printed rockets, while Rocket Lab uses AM for engine components.
Market & Competition
Target Customers
NASA, commercial space customers, defense agencies
Industry Verticals
Aerospace; Defense; Space
Competitors
Relativity Space; Rocket Lab; Blue Origin
Growth & Milestones
Growth Metrics
Over 500 missions flown; $3.4B in active contracts; raised $2.24B in funding.
Major Milestones
Dream Chaser development; Series A funding ($1.4B); Series B funding ($290M); Series C funding ($550M)
Notable Customers
NASA