John Nordin is a co-founder and general partner at J Ventures, an early-stage venture capital firm based in New York. See sector focus and contact routes.
John Nordin is a co-founder and general partner at J Ventures, an early-stage venture capital firm based in New York, where he previously served as an investor at Sinai Ventures and co-founded the acquired company Flipswitch. J Ventures primarily invests in seed-round technology startups in the United States, focusing on Enterprise Applications, FinTech, and High Tech, while moving quickly on decisions and remaining patient with growth timelines. The firm often provides the first institutional check for pre-seed, seed, and Series A rounds, managing a $70 million fund that has invested in 57 companies. Notable portfolio companies include Epic Cleantec and Nimble, which recently raised a $47 million Series B in February 2026. Nordin holds an MBA from Harvard Business School and a Bachelor of Science in Economics from Columbia University, though no public writing or distinctive investment point of view beyond the firm’s stated thesis is documented in available sources.
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