33 ex-YC founders
Of the 3,256 Y Combinator founders who left the company they started, 33 work at Anthropic today — employment read from public LinkedIn as of July 2026, part of After YC, a census of 11,220 YC founders.
ARAlex Rodrigues
AI Alignment Research
Embark Trucks W16
AGAndrew Gibiansky
Member of Technical Staff, Speech
Voicery W18
BFBen Firshman
Member of Technical Staff
Replicate W20
BKBrian Krausz
Product Engineer
GazeHawk S10
DTDominic Tully
GTM
Powder W24
EZEffy Zhang
Member of Technical Staff
Baserun S23
ESErik Schluntz
Member of Technical Staff
Posmetrics W13
GMGrant Margerum
GTM
crmCopilot W24
IKIgor Kofman
Member of Technical Staff
HackPad W12
JHJack Hopkins
AI Safety Fellow
Paperplane W23
JSJarred Sumner
Member of Technical Staff (Manager)
Bun S19
JEJimmy E. Chan
Member of Technical Staff
Dropbase W20
JRJohn Robison
Startups
Bits to Atoms S24
JLJon Li
Member of Technical Staff
Butter Systems S13
JKJonah Kallenbach
Researcher
Reverie Labs W18
JBJordan Burgess
Member of Technical Staff
Humanloop S20
JFJordan Fisher
Member of Technical Staff
Standard AI S17
JLJustin Leder
Turntable W23
KGKyle Gray
Member of Technical Staff
StackMachine S13
MLMontana Low 2× YC
Member of Technical Staff
TomoGuides S12
NBNikhil Bhargava
Member of Technical Staff
Metamanagement S20
NLNoah Lebovic
FlowDeploy W22
PFParinaz Firozi
Partnerships
Zaam W20
PHPeter Hayes
Member of Technical Staff
Humanloop S20
PLPeter Lai 2× YC
Member of Technical Staff
Crocodoc W10
SVStephanie Vasquez
Product
Line.Build S23
SSSteven Syverud
Strategic Product Management
Sycamore W17
TSThariq Shihipar
Member of Technical Staff
Multiverse W20
TBTom Blomfield
GoCardless S11
TBTom Brown
Co-Founder
SolidStage W12
WHWilliam Hu
Member of Technical Staff
RiskAngle S24
