Y Combinator

Accelerator

Profile

Founded
2005
Headquarters
San Francisco, US
Investments
316
Companies
137

Capital

Total Deployed
$17.3B
Lead Rounds
86
Website
www.ycombinator.com

Portfolio

137 companies
Scale AI $15.9B
Private San Francisco, US
Cruise $11.6B
Acquired San Francisco, US
Airbnb $3.3B
Public San Francisco, US
Instacart $2.9B
Public San Francisco, US
Kalshi $2.5B
Private New York, New York, United States
DoorDash $2.5B
Public San Francisco, US
Flexport $2.4B
Private San Francisco, US
Zepto $2.4B
Private Bengaluru, IN
Rappi $2.3B
Private Bogota, CO
Rippling $1.8B
Private San Francisco, US
Faire $1.6B
Private San Francisco, US
Meesho $1.6B
Public Bengaluru, IN
Relativity Space $1.4B
Private Long Beach, United States
Opendoor $1.3B
Public San Francisco, United States
Reddit $1.3B
Public San Francisco, US
Brex $1.2B
Acquired San Francisco, US
Bird $1.1B
Private Amsterdam, NL
Deel $979M
Private San Francisco, US
Whatnot $974M
Private Los Angeles, US
GrubMarket $858M
Private San Francisco, US
Replit $852M
Private San Francisco, United States
EquipmentShare $838M
Public Columbia, US
Legora $816M
Private Stockholm, Sweden
Astranis $758M
Private San Francisco, United States
Razorpay $742M
Private Bengaluru, IN
Fivetran $725M
Private Oakland, US
Ginkgo Bioworks $720M
Public Boston, US
Gusto $706M
Private San Francisco, US
Checkr $679M
Private San Francisco, US
Flock Safety $658M
Private Atlanta, US
Dropbox $607M
Public San Francisco, US
Groww $593M
Public Bengaluru, IN
Zenefits $584M
Acquired San Francisco, United States
Coinbase $506M
Public San Francisco, US
Vanta $503M
Private San Francisco, United States
Supabase $496M
Private Singapore, Singapore
GOAT Group $493M
Private Culver City, US
GitLab $434M
Public San Francisco, US
OpenSea $427M
Private New York, United States
Podium $422M
Private Lehi, US
Go1 $415M
Private Brisbane, AU
Benchling $412M
Private San Francisco, US
Odeko $352M
Private New York, US
Amplitude $336M
Public San Francisco, US
Webflow $335M
Private San Francisco, US
Algolia $334M
Private San Francisco, US
Ironclad $334M
Private San Francisco, United States
Alpaca $333M
Private San Mateo, US
ShipBob $331M
Private Chicago, US
Lattice $330M
Private San Francisco, United States
Newfront $312M
Acquired San Francisco, US
Eight Sleep $292M
Private New York, New York, United States
Mixpanel $277M
Private San Francisco, US
Machine Zone $263M
Acquired Palo Alto, US
Optimizely $251M
Acquired San Francisco, US
Nowports $231M
Private Monterrey, MX
Heap $205M
Acquired San Francisco, US
Airbyte $181M
Private San Francisco, United States
Arc $181M
Private San Francisco, United States
North $176M
Acquired Kitchener, Canada
Mux $174M
Private San Francisco, United States
PagerDuty $174M
Public San Francisco, US
Titan $173M
Private New York, United States
Hightouch $172M
Private San Francisco, United States
PostHog $172M
Private San Francisco, United States
Teleport $169M
Private Oakland, United States
OpenPhone $161M
Private San Francisco, United States
SmartAsset $158M
Private New York, US
Rigetti Computing $155M
Public Berkeley, US
Ambient.ai $146M
Private San Jose, United States
Weave $146M
Public Lehi, US
Fivestars $145M
Acquired
Retool $141M
Private San Francisco, United States
Jasper $131M
Private Austin, United States
Pardes Biosciences $127M
Acquired Carlsbad, US
Moxion Power Co. $123M
Closed Richmond, US
Lever $123M
Acquired San Francisco, US
Juicebox $116M
Private San Francisco, United States
Nurx $116M
Acquired
Fly.io $111M
Private Chicago, United States
Encord $110M
Private London, GB
Axoni $110M
Private New York, United States
uBiome $110M
Private San Francisco, United States
Scribd $106M
Private San Francisco, US
Presto $102M
Private San Carlos, United States
Novig $99M
Private New York, US
Clipboard Health $94M
Private San Francisco, US
Panorama Education $92M
Private Boston, United States
Truebill $84M
Acquired Silver Spring, US
Codecademy $83M
Acquired New York, US
Substack $82M
Private San Francisco, United States
Latent Health $80M
Private San Francisco, United States
WePay $74M
Acquired Redwood City, US
Gumloop $70M
Private San Francisco, United States
Notable Labs $66M
Private Foster City, United States
Airware $66M
Closed San Francisco, United States
Spade $61M
Private New York, United States
PlanGrid $59M
Acquired San Francisco, US
Replicate $58M
Acquired San Francisco, United States
Proxy $57M
Acquired San Francisco, United States
Letter AI $53M
Private Chicago, US
Glimpse $52M
Private San Francisco, United States
Pylon $51M
Private San Francisco, California, United States
CoreOS $48M
Acquired San Francisco, US
Harper $47M
Private San Francisco, US
Weebly $40M
Acquired San Francisco, US
DrChrono $39M
Acquired Sunnyvale, United States
Momentus $34M
Public Santa Clara, US
Lio $33M
Private Munich, Germany
Beacons $29M
Private San Francisco, United States
Alloy Automation $25M
Private New York, United States
Scentbird $24M
Private New York, US
Parallel $24M
Private Paris, France
Modern Fertility $22M
Acquired
FutureAdvisor $22M
Acquired San Francisco, United States
Resend $21M
Private San Francisco, United States
Trigger.dev $20M
Private London, United Kingdom
Bellabeat $19M
Private San Francisco, US
Apptimize $19M
Acquired San Francisco, United States
OMGPop $17M
Acquired New York, United States
Sqreen $16M
Acquired
HelloSign $16M
Acquired San Francisco, US
Rootly $15M
Private San Francisco, United States
Trayd $15M
Private New York, United States
Sendwave $14M
Acquired Boston, US
Honeylove $13M
Private
Heroku $13M
Acquired San Francisco, US
Caper AI $12M
Acquired New York, US
GitPrime $12M
Acquired Durango, United States
Paystack $9M
Acquired Lagos, NG
Understood Care $8M
Private New York, United States
Oklo $6M
Public Santa Clara, US
Langfuse $5M
Acquired Berlin, Germany
Balanced $3M
Private San Francisco, United States
Tiptap $3M
Private Berlin, Germany
Zapier $3M
Private San Francisco, US
Cognito $2M
Acquired Palo Alto, United States

Investment data is compiled from multiple independent sources including company announcements, press coverage, and regulatory filings. While we strive for accuracy, amounts and dates may reflect reported figures at time of announcement.