SOSV INVESTMENTS LLC (F/K/A SOSVENTURES LLC)

SOSV INVESTMENTS LLC (F/K/A SOSVENTURES LLC) is a Pre-seed, Seed and Series C+ fund in global writing $250K–$20M checks into AI, Climate, deep-tech, human-health, planetary-health, biotechnology, robotics, advanced-manufacturing, food-tech, synthetic-biology, quantum-sensing, drug-discovery, materials-discovery, agriculture, apparel, industrial-iot, carbon-capture and hydrogen.

Stages: Pre-seed, Seed, Series C+
Sectors: AI, Climate, deep-tech, human-health, planetary-health, biotechnology, robotics, advanced-manufacturing, food-tech, synthetic-biology, quantum-sensing, drug-discovery, materials-discovery, agriculture, apparel, industrial-iot, carbon-capture, hydrogen
Check size: $250K–$20M
Invests in: global
Round role: Leads rounds
Actively investing: Yes
Founded: 1995
Assets under management: $1.5B
Website: sosv.com

Thesis

It specializes in deep tech and frontier technologies at the intersection of science, hardware, and transformative impact, focusing on human and planetary health. The firm actively seeks founders tackling significant global challenges in areas like biotechnology, climate technology, AI, robotics, advanced manufacturing, and human health, prioritizing companies with a scientific moat. SOSV primarily acts as a lead investor, making the first check into pre-seed and seed-stage companies, though they also participate in follow-on rounds for their portfolio. Their strategy is integrated with accelerator programs like HAX and IndieBio, offering labs, fabrication facilities, and mentorship. As of 2026, SOSV manages $1.5 billion in AUM. Follow-on investments can be up to $20 million.

Common questions

Does SOSV INVESTMENTS LLC (F/K/A SOSVENTURES LLC) invest at the Pre-seed stage?

Yes. SOSV INVESTMENTS LLC (F/K/A SOSVENTURES LLC) lists Pre-seed, Seed and Series C+ among the stages it invests in.

What check size does SOSV INVESTMENTS LLC (F/K/A SOSVENTURES LLC) write?

SOSV INVESTMENTS LLC (F/K/A SOSVENTURES LLC) writes $250K–$20M checks.

Where does SOSV INVESTMENTS LLC (F/K/A SOSVENTURES LLC) invest?

SOSV INVESTMENTS LLC (F/K/A SOSVENTURES LLC) invests in global.