Grant LaFontaine
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Grant LaFontaine is the Founder and CEO of Whatnot. He co-founded the company in 2019, and Whatnot was part of Y Combinator’s Winter 2020 batch. Whatnot is described by Y Combinator as the largest livestream shopping platform in the U.S., connecting buyers and sellers across categories including collectibles, comics, fashion, and sneakers. LaFontaine is known for co-founding and leading Whatnot.
Updated 11 September 2026
Public sources: ycombinator.com
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