The 16 Largest Global Startup Funding Rounds of March 2026

The largest global startup funding rounds of March 2026 were dominated by AI infrastructure, defense autonomy, and robotics, with top rounds exceeding $3.8B. The funded startups include companies developing AI tools, electric vehicles, and healthcare programs.
The largest global startup funding rounds of March 2026 were led by companies in AI infrastructure, defense autonomy, and robotics. Top funding rounds exceeded $3.8B, with several startups securing $200M each. Palo Alto-based Also, developing small electric vehicles, raised $200M in a Series C round, backed by investors including DoorDash and Greenoaks. Axiom, also based in Palo Alto, secured $200M in a Series A round for its AI tools, backed by Menlo Ventures and Toyota Ventures. Miami-based eMed raised $200M in a Series A round for its employer-sponsored population health programs. Other funded startups include Eridu, developing AI networking infrastructure, and several others across various industries. The funding rounds highlight the growing interest in AI and innovative technologies.
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