TK
About
Tiffany Kosolcharoen is the Head of Investment Research at Y Combinator. Previously, she was a manager in Facebook’s growth team, where she built and led the market intelligence team serving corporate development, payments, messaging, media, and emerging businesses. Prior, Tiffany led consumer business development at Twitter, where she launched new products as Twitter commerce’s first hire. Tiffany holds a BS and MBA from MIT.
Position in the VCSift Database
- • 8 investors at Y Combinator are tracked.
- • 1 investors hold the Head of Investment Research role in VCSift. Tiffany Kosolcharoen is one of them.
- • 1,751 investors are based in California, United States.
Data sourced from 410,343 investor profiles. Updated July 2026.
Investment Focus
- Location
- California, US
Contact Information
linkedin.com/in/••••••••
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