The YC company directory.

3,760 active Y Combinator companies. Browse by batch, click into any company to read the one-liner, founders, and quick facts. Seoable was built for founders who run companies like these.

GiveCampusSummer 2015

The fundraising platform for schools.

GiveffectWinter 2015

Fundraising, Volunteer and Donor Management SaaS for nonprofits.

Heroic LabsSummer 2015

Social Infrastructure for Games; Makers of Nakama game server, Satori…

HiveSummer 2014

Marketing automation for event promoters (email, sms, ads, CRM)

Industrial MicrobesWinter 2015

We design and build microbes to make chemicals greener at lower cost.

InstacropsSummer 2021

Helping farmers maximize crop yield

IroncladSummer 2015

Digital contracting platform for legal teams.

JumpcutSummer 2016

Helping creators go viral and build businesses.

Kenota (formerly ExVivo Labs)Summer 2016

Kenota is revolutionizing the way we test for disease

KilobaserWinter 2021

Desktop DNA Printer. The Nespresso Machine for DNA.

Level FramesWinter 2015

Software eats custom framing

LuggSummer 2015

Move anything, anytime, anywhere

MailTimeWinter 2016

Emails as quick and easy as text messaging.

MashginWinter 2015

Self-Checkout using Computer Vision.

MeadowWinter 2015

Point of Sale and Compliance SaaS for Cannabis Dispensaries

mReliefWinter 2016

mRelief has built an easy-to-use platform and web and text messaging…

New StorySummer 2015

We pioneer solutions to end the global housing crisis by empowering…

Noora HealthWinter 2014

Training patients and their families with health skills

OpentronsWinter 2016

We make robots for biologists.

PerlaraWinter 2016

Perlara: building the YC for rare disease parents

PicnicHealthSummer 2014

Empowering Patients for Deep Real World Data

PlatziWinter 2015

Latin America's School of Technology

Players' LoungeWinter 2018

Win money betting on yourself playing AAA video games

PovioWinter 2014

Engineering and Design that Fuels Startup Success

PriimeWinter 2015

Priime is a company dedicated to advancements in technology around…

ProlificSummer 2019

Making diverse, high-quality data easily available to anyone, anywhere

Protocol LabsSummer 2014

Protocol Labs makes internet protocols: IPFS, Filecoin, and more.

QvinWinter 2016

Empowering women. Period.

ResolveWinter 2015

Real-time BIM collaboration for fast, predictable construction

SFOXSummer 2014

Crypto-currency trading platform.

SnapdocsWinter 2014

digital mortgage closing

TeamNoteWinter 2015

Mobile Productivity(Slack for mobile workforces)

TempoWinter 2015

Live home fitness training powered by computer vision.

TenjinSummer 2014

Mobile marketing analytics and infrastructure

WakieWinter 2016

A social app for phone calls. Express yourself and make real friends.

X-ZellWinter 2015

Early, pain-free cancer detection.

ZeitviewWinter 2015

Inspection software for renewable energy & sustainable infrastructure

ZenflowWinter 2015

Medical device that provides a more effective, less invasive…

ZincWinter 2014

The secret backbone of e-commerce.

AirHelpWinter 2014

AirHelp helps air passengers get compensation for delayed, cancelled…

AlchemySummer 2014

Nanotechnology-enabled coatings for automotive and defence sectors

AptibleSummer 2014

The No Infrastructure Platform as a Service

AssetaSummer 2013

Marketplace for industrial spare parts and capital equipment.

AxoniWinter 2014

Axoni is building the next generation of capital markets technology

BuildZoomWinter 2013

BuildZoom is a better way to remodel. We connect homeowners to the…

CleanlyWinter 2015

Laundry & Dry Cleaning delivered.

CloseWinter 2011

CRM and sales automation tools for startups and SMBs

CodeCombatWinter 2014

Game that teaches computer science to middle and high school kids.

FrontSummer 2014

Customer communications hub for building strong relationships

GoldbellyWinter 2013

Empowering restaurants and small food makers to ship nationwide.

GuestyWinter 2014

The management platform for the short term rental industry.

HealthSherpaSummer 2012

Private sector Healthcare.gov.

Helion EnergySummer 2014

Building the world's first fusion power plant

HyperpadSummer 2014

Create, Share, Play Mobile Games on the iPad.

NetBeezWinter 2016

Network monitoring from the end-user perspective

OpenBiomeWinter 2020

A nonprofit stool bank enabling access to fecal transplants.

Our World in DataWinter 2019

Research and data to make progress against the world’s largest…

PiinPointWinter 2014

PiinPoint helps businesses find the best locations for growth

Pocket WorldsSummer 2018

Our platform enables creators to build experiences, games, and worlds…

PushbulletWinter 2014

Push things to your other things.