Reaction
Reaction is a venture capital firm based in Palo Alto, United States. This profile covers what Reaction invests in, its typical stage and check size, and how founders can get in front of it in 2026.
Reaction is a venture capital firm owned and operated by 150 founding partners and Stanford Business alumni.
- Investment focus
- Impact & Social Enterprise
- Location
- Palo Alto, United States
- Founded
- 2019
- Team size
- 251-500
How to pitch Reaction
The founders who hear back from Reaction lead with traction and a clear ask that matches its stage, not a generic mass email. Build a targeted, verified list, write a personalized note, and track who opens it, all in one place.
Connect with Reaction
Frequently Asked Questions
What does Reaction invest in?
Reaction focuses on Impact & Social Enterprise. Match your sector and stage before reaching out, then find similar active investors on Round Funded.
Is Reaction actively investing?
Yes, Reaction is an active a venture capital firm. Reach out with a personalized pitch that fits its stage and focus, then track who opens it.
Where is Reaction based?
Reaction is based in Palo Alto, United States. You can reach out from anywhere with a pitch that matches its focus.
How do I contact Reaction?
Unlock Reaction's verified email and reach out with a personalized pitch on Round Funded Accelerator. We show only deliverable contacts, so your outreach does not bounce.