Stage FocusSeed, Series A
GeographyUS
TypeVC
Last Activity2025
Industry Focus
Industries
BiotechMedTechSynthetic BiologyAI Infrastructure
Technical BenchStrong
Investor TypeDeepTech Purist
ExposureMostly DeepTech Investments
Bio
ARCH Venture Partners traces back to 1986 when Steven Lazarus founded it; it spun out in 1992 with Keith Crandell, Bob Nelsen, and Clint Bybee. The firm has grown into one of the most prolific deep tech investors in biotech, with Fund XIII closing at over $3B in 2024 and Fund XII at nearly $3B in 2022.
Robert Nelsen alone has backed 150+ companies, with 50+ reaching valuations above $1B. Across t...
Notable Investments
I
IlluminaG
GRAILM
ModernaR
ReceptosA
Array BioPharmaX
Xaira TherapeuticsG
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