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Founder

Manuel Castro

Founder of Napkin Math

Consumer Since 2026
𝕏 @https://x.com/manny4c LinkedIn ↗ Suggest an edit
Network around Manuel CastroManuel CastroManuel CastroNapkin MathNapkin MathClaire NordClaire NordJynnie TangJynnie Tang
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The world around Manuel Castro — companies founded, co-founders, and where they came from. Hover a node to explore; click to open.

Companies founded

1
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Napkin Math Private YC S26
Consumer · USA
Founder

Co-founders

2
C
Claire Nord
Co-founded Napkin Math
J
Jynnie Tang
Co-founded Napkin Math