Sunflower Capital is a seed-stage venture capital firm based in the U.S., founded by Liu Jiang, a former partner at Sequoia Capital. The firm was built to back the most ambitious early-stage B2B startups, particularly those building transformational software and infrastructure for the modern enterprise. Sunflower takes a concentrated, hands-on approach to investing, committing deeply to a small number of companies each year. With operational experience and deep domain expertise, Sunflower partners with founders at the earliest stages to help define go-to-market strategies, refine products, and scale responsibly.
Sunflower Capital invests in seed-stage B2B startups, with a clear focus on companies that sell to business customers across industries.Key investment themes includeterprise infrastructure, AI-native software, B2B SaaS platforms, Vertical-specific business tooling.
The firm is industry-agnostic within B2B but prefers capital-efficient businesses with clear early customer traction and scalable product foundations. Sunflower typically leads or co-leads rounds, writes initial checks ranging from $1M–$3M, and aims to partner deeply with founders pre-product-market fit or during early go-to-market scaling.
Sunflower Capital’s second fund, Fund II, closed in April 2025 at $150 million. The fund is supported by a diverse and respected group of LPs, including Dana-Farber Cancer Institute, Children’s Health, California State Teachers’ Retirement System (via Sapphire Partners), Pathstone (a multi-family office), Industry Ventures, Screendoor (an emerging manager fund-of-funds).
Fund II will continue to focus exclusively on seed-stage B2B startups, with no capital held in reserve - 100% is deployed into initial checks to maximize founder support early.
Leadership
Liu Jiang is the Founder & Managing Partner. Prior to founding Sunflower, Liu was a partner at Sequoia Capital, where he spent nearly a decade investing in early-stage enterprise software companies. His track record and reputation in Silicon Valley make Sunflower a magnet for high-quality founders and LPs alike.
Investment Strategy
Sunflower follows a high-conviction, low-volume strategy. The firm invests in a small number of companies per year to ensure each portfolio company receives significant partner time and strategic guidance. Sunflower emphasizes in Early partnerships with long-term alignment, Fair and founder-friendly terms, Full deployment at entry (no reserves), Deep conviction in GTM execution and defensible tech moats.
They are especially interested in AI-powered tools, modern business infrastructure, and vertical SaaS solutions tackling legacy industries.
Notable Investments
Due to its early-stage focus, Sunflower has not publicly announced a portfolio list yet. However, it has participated in over a dozen seed rounds in top-performing enterprise startups within the last 12 months.
