HAX Team at Hax, San Francisco, California, United States — HAX is a San Francisco-based pre-seed venture capital. See sector focus and contact routes.
HAX is a San Francisco-based pre-seed venture capital program under SOSV that exclusively invests in hardware and hard tech startups addressing climate, industrial automation, and human health challenges. The firm provides a standardized initial investment of $550,000 (with some sources citing $250,000 convertible notes) to founders with initial prototypes, offering hands-on engineering support and fabrication infrastructure in addition to capital. Notable portfolio companies include Formlabs (3D printing), Robomart, Particle, Opentrons, and Clarity Movement, reflecting its focus on physical AI, robotics, and IoT. HAX’s distinctive thesis centers on backing science-rooted founders building breakthrough technologies in the physical world, distinguishing it from software-only investors by providing deep technical resources alongside funding.
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