Jai Choi is the Founding and Managing Partner of Tekton Ventures. See portfolio, sector focus and contact routes.
Jai Choi is the Founding and Managing Partner of Tekton Ventures, a global early-stage venture firm he co-founded in 2008–2010 based in San Francisco, with over 15 years of prior experience as an entrepreneur and early-stage investor in Silicon Valley, including roles at Partech and Ignite Ventures. His investment thesis targets category-defining startups at the seed through Series B stages across payments, insurance, data services, e-commerce, consumer internet, marketplaces, enterprise, SaaS, and FinTech, with geographic focus on the United States, Europe, and Asia. He typically deploys checks of $100K–$1M, with a $500K sweet spot, and has served as the lead partner on 38 deals, often acting as a lead investor. Notable portfolio companies include Coupang (South Korea’s largest e-commerce platform), Toss (Viva Republica, a leading Korean fintech), Signifyd (enterprise fraud prevention), and Flutterwave (global payments infrastructure). Choi emphasizes investing in “company builders” and ambitious founders who scale category-defining businesses, a point of view he articulated in public talks such as a 2015 fireside chat where he stated Tekton’s thes
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