Sierra Space

Raised $550M in a Series C round, announced 5 March 2026.

Round

Sierra Space closed a $550 million Series C round at an $8 billion valuation.

Amount
$550M
Stage
Series C
Announced
5 March 2026
Valuation
$8B
Checked
Amount and date matched across 2 press sources

Company

Develops spacecraft and space transportation infrastructure

Sector
Robotics & Hardware
Website
sierraspace.io ↗

Sources and links

Sources
Sierra Space raises $550 million in Series C funding - SpaceNews news.google.com
Sierra Space Closes $550 Million in Series C Round, with a Valuation of $8 Billion - Business Wire news.google.com
Website
sierraspace.io ↗
MediaBoost

Just raised?

MediaBoost gets your round in front of the press, future hires and your next investors.

Announce your round with MediaBoost