Sierra Space has closed a $290 million Series B funding round, bringing the company’s total capital raised to $1.7 billion, the largest ever capital raise by a commercial space company over the combined Series A and B rounds. This latest milestone elevates Sierra Space’s valuation to $5.3 billion and reaffirms the company’s position as a leader in the new global space industry.
The round is co-led by Japan’s largest bank, MUFG; Kanematsu Corporation, a Japanese trading company; and Tokio Marine & Nichido Fire Insurance, Japan’s largest property and casualty insurance group, with participation from Sierra Space’s existing investors.
With this latest private capital infusion, Sierra Space expects to forge critical global partnerships and accelerate plans to build a transformational space tech ecosystem that will revolutionize the space economy of tomorrow. The company is currently transitioning the Dream Chaser spaceplane from years of development to recu