Sierra Space

Current leadership (1)

• Dan Jablonsky Chief Executive Officersecondary-verified

Board (1)

• Fatih Ozmen chair

Former / Previously (1)

• Tom Vice CEO (2021-2024)2021 to 2025secondary-verified

Safety record

No incidents on record for Sierra Space.

Only active incidents are counted. Retracted incidents are excluded from this summary but remain reachable at their canonical URLs.

Peer companies

• Impulse Space6 models
• Astrobotic Technology3 models
• China National Space Administration3 models
• Astroscale2 models
• China Manned Space Agency2 models
• GITAI2 models

Financial state

Reporting basis

private_reported

Lifecycle stage

growth

Counterparty risk class

low

Each numeric field carries its own basis marker. Aggregators report a number; this surface preserves the source class so verification depth travels with the value.

Funding rounds (3)

• Series C2026-03-15

  $550M(reported)

  Investors: LuminArx Capital (lead)

• Series B2023-01-01

  $290M(reported) · $5.3B post

  Investors: General Atlantic (lead), Coatue Management (co_lead)

• Series A2021-10-01

  $1.4B(reported)

  Investors: General Atlantic (lead), Coatue Management (co_lead)

Sources (2)

1. https://en.wikipedia.org/wiki/Sierra_Space ↗
2. https://www.sierraspace.com/ ↗

Common questions

What is Sierra Space?

Sierra Space is a commercial space company (spun out of Sierra Nevada Corporation in 2021) based in Louisville, Colorado, building the Dream Chaser reusable spaceplane (Tenacity) for cargo resupply to the ISS and autonomous orbital operations.

Where is Sierra Space based?

Sierra Space is based in Louisville, Colorado, USA.

When was Sierra Space founded?

Sierra Space was founded in 2021.

What does Sierra Space make?

Sierra Space has 1 robot model on the DEPLOY registry: Dream Chaser (Tenacity) (Sierra Space builds physical robots).

Where does Sierra Space operate robots?

Sierra Space is a robot manufacturer and does not directly operate deployments on the DEPLOY registry. Its products are deployed by customer operators; see the company page for the verified deployment record.

Is Sierra Space safe?

Sierra Space has no incidents on record in the DEPLOY registry. This does not constitute a safety guarantee; it reflects the incidents DEPLOY has tracked and verified to date.