Hydrazine Capital was an early-stage venture capital firm that invested in life sciences, specialty foods, marketplaces, big data, healthcare, consumer networks, enterprise software, internet connected hardware, and education industries. It was headquartered in San Francisco, California, and founded in 2012 by Jack Altman and Sam Altman. The firm also had on office in New York City, New York. The co-founder of Hydrazine Capital Jack Altman went on to found Lattice, a company making performance management software, after wrapping up his time with Hydrazine Capital.
The firm primarily invested in Seed, Series A, and Series B investment rounds. Notable investments made by Hydrazine Capital include: Starsky Robotics (Seed), Verbling (seed), Patreon (Series A), Zenefits (Series B), Flexport (Series A), BuildZoom (Seed), Cambrian Genomics (Seed), Studio SBV, and Oyster (Seed). Two startups in its portfolio, Oyster and Verbling, have exited.