K9 Ventures is an early-stage venture capital firm founded in 2010 and headquartered in San Francisco, California. The firm focuses on seed-stage investments in technology companies, typically providing the first institutional capital to founders. Its investment strategy centers on backing high-growth software, marketplaces, and consumer internet startups, with an emphasis on long-term founder relationships. K9 Ventures partners with entrepreneurs through early growth phases and supports them into Series A financings. The firm has backed a broad portfolio of U.S.-based technology ventures.