Keith Ryu is a founder and board executive with 11 years of experience building and scaling workforce technology, best known for founding Fountain and guiding it from startup to a company backed by top-tier investors including SoftBank and Y Combinator S15. He has founded startups that exceeded $1B in valuation and now serves as a board member while actively angeling and serving as an LP across roughly 50 startups and funds. Based in New York with ties to San Francisco and Seoul, he combines operator grit with deep investor insight across global frontier markets. Keith’s expertise spans human capital management for large-scale frontline workforces, with customers including Amazon and UPS, reflecting product-market fit at enterprise scale. He brings a rare blend of hands-on founding experience and portfolio-level perspective, often spotting early signals that translate into outsized returns. Quietly networked across international startup ecosystems, he leverages cross-border experience to help founders scale beyond local markets.
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