YC 14 startups
YC Summer 2009
Every company from Y Combinator's Summer 2009 batch.
Last updated
2026-07-17
↑ Trending
Mixpanel
Mixpanel is event analytics for builders that need answers.
B2BAnalyticsData Visualization
Open Jobs 41
Team 410
Founded 2012
↑ Trending
Stripe
Economic infrastructure for the internet.
Banking as a ServiceFintechSaaS
Open Jobs 527
Team 7,000
Founded 2012
Bump
Bump, Flock, Photoroll (unreleased) => Google Photos
Open Jobs —
Team 30
Founded 2012
DailyBooth
DailyBooth — Consumer
Open Jobs —
Team 2
Founded 2012
DE
Directed Edge
Product recommendations.
Artificial IntelligenceMachine LearningRecommendation System
Open Jobs —
Team 2
Founded 2012
FL
Flightcaster
Flightcaster — Consumer
Open Jobs —
Team 2
Founded 2012
GR
GraffitiGeo
We let you know where to go and what to get once you get there.…
Open Jobs —
Team 2
Founded 2012
LI
Lingt
Lingt provided a web-based platform for learning languages leveraging…
Education
Open Jobs —
Team 2
Founded 2012
Listia
Mobile marketplace for trading used goods.
MarketplaceCrypto / Web3
Open Jobs —
Team 6
Founded 2012
Lockitron
Lockitron makes electronic locks you can control locally from your…
HardwareIoT
Open Jobs —
Team 11
Founded 2012
Olark
The best live chat software on the planet. We help you build…
SalesCustomer ServiceChat
Open Jobs —
Team 28
Founded 2012
RentHop
Apartment rental marketplace
MarketplaceReal Estate
Open Jobs —
Team 9
Founded 2012
RE
RethinkDB
The open source database for the realtime web.
Open Source
Open Jobs —
Team 11
Founded 2012
WePay
Payments for platform businesses.
Fintech
Open Jobs —
Team 400
Founded 2012
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