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Reaction is a global community of 250+ Stanford alumni investing in and scaling innovations to drive exponential change in the world.

Our Funds


Annabelle Williams explains how Reaction drives global change.

Fund I - W250 Venture

Our first fund is named after the room at Stanford where our story began.

Its strategy is driven by our mission to improve a billion lives. We invest in proven leaders with world changing potential and scale their innovations globally. Our focus is on sectors that advance our mission – such as health technology and climate innovation.


Fund II - Catalyst Fund for Climate Innovations

Climate change is…

  • The toughest challenge humanity is faced with

  • The largest economic opportunity of the century

  • The problem Reaction is most capable to help address

To accelerate our path to net zero, we scale top Stanford climate innovations with our experienced investment team and global partner network.

Stanford interviews Reaction on scaling climate innovation.


Hear directly from our founders

Zenysis Founder and CEO, Jonathan Stambolis

Mango Materials Founder and CEO, Molly Morse

JIFFY.ai Digital Innovation Lead, Algernon Callier

Think Tank: What We Believe

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