Ursa Major logoCompany profile

Ursa Major

Ursa Major has raised over $372 million across multiple rounds, including a $15.5M seed round, $8M Series A, $25.3M Series B, $85M Series C, $138M Series D + D-1, and a $100M Series E in November 2025 led by Eclipse with participation from Woodline Partners, Principia Growth, XN, and Alsop Louie Partners. Earlier rounds attracted investors such as BlackRock, Space Capital, Alsop Louie Partners, Explorer 1 Fund, RTX Ventures, and Conconi Growth Partners. The funding accelerates production of advanced rocket engines for defense and commercial space programs.

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Quick facts

Total funding
$372 million

Notable investors

  • Principia Growth
  • XN
  • Alsop Louie Partners

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