Air Street Capital

Air Street Capital is a London-based venture capital firm founded in 2019 by Nathan Benaich that invests exclusively in AI-first companies across areas such as frontier AI, infrastructure, autonomy, defense technology, and TechBio, leading early-stage rounds with checks of $500K–$15M. Beyond investing, the firm publishes AI research and writing via Air Street Press and runs global AI community programs including RAAIS and London AI meetups.