Key facts
- Sierra Space’s last known valuation is $8.0B (Mar 2026).
- It has raised $2.3B across 3 recorded rounds; the latest was Later Stage VC ($550.0M) in Mar 2026.
- Notable investors include Coatue Management, General Atlantic, Moore Strategic Ventures, MUFG Bank, Andalusian Private Capital & Advisory — 10 tracked in total.
- Sierra Space has filed 9 Form Ds with the SEC since 2021, most recently Apr 2023 ($30.6M sold to 37 investors).
- Status: Privately Held (backing).
- ·Post-money valuations for all 3 rounds
- ·The complete investor list — 10 names
- ·Watchlist + deal alerts for Sierra Space
Funding rounds
3 roundsAbout Sierra Space
Developer and manufacturer of space transportation systems designed for commercial, Department of Defense (DoD), and national security organizations. The company specializes in designing, making, and delivering satellites, spacecraft, and space subsystems, including reusable spaceplanes, hypersonic technologies, propulsion systems, and infrastructure, enabling its clients to safeguard the nation and sustain human exploration in space reliably.
- Sector
- Business Products and Services (B2B)
- HQ
- Louisville, CO, United States
- Founded
- 1978
- Employees
- 1,311
- Website
- sierraspace.com/
- Ownership
- Privately Held (backing)
Sierra Space doesn't have a composite mark yet — a PA Mark is published once enough pricing inputs exist (trade prints, fund marks, round prices). The rest of the record below builds toward it.
Recorded secondary trades
No secondary trades in Sierra Space shares have been recorded yet. When a print lands — third-party, direct report, or platform — it appears here with structure, source, and price.
Institutional fund marks
No SEC-registered fund has reported a fair-value mark on Sierra Space in its N-PORT filings yet. We sweep new filings monthly.