Vertex Ventures US is an early-stage venture capital firm based in Palo Alto, California, specializing in infrastructure and SaaS companies. Founded in 2015 by former company builders, the firm focuses on partnering with technical founders to refine go-to-market strategies and build exceptional teams. Their investment areas include software infrastructure, developer tools, data, security, and vertical SaaS, with a strong interest in open-source software and advancements in AI.

The firm typically invests between $500K and $10M in Seed and Series A rounds, making a limited number of selective investments each year to provide close support to startups from inception through various growth stages. ( As part of a global network of operator-investors, Vertex Ventures US manages portfolios across multiple regions, including the U.S., China, Israel, India, and Southeast Asia, enabling them to offer entrepreneurs valuable operating experience and access to essential resources such as capital, talent, and strategic partnerships.