Milestone
Reken, co-founded by Google's former "click fraud czar" Shuman Ghosemajumder, emerged from stealth with $10M seed from Greycroft and FPV Ventures. Its on-device AI platform detects phishing, deepfakes, and other AI-powered scams.
Reken AI
Every public signal F4 has attached to this firm, with sources and cross-entity links.
Reken AI
Piston
Railway
Reactor
Origin Lab
CogniChip
Translucent
Integrate
Onshore
Anterior
Railway
Oath Surgical