Y Combinator Portfolio

YC-Backed Companies

5,949 Y Combinator portfolio companies tracked in the Altss database. For each company, Altss surfaces which family offices have co-invested alongside YC.

Summer 2018

(39 companies)
Perception Biosystems logo
S18

Perception Biosystems

Democratizing gene therapy by reinventing its manufacturing and…

Phiar logo
S18

Phiar

We are developing a revolutionary AI-powered augmented reality…

Pine Park Health logo
S18

Pine Park Health

We provide primary care in senior living communities.

Pocket Worlds logo
S18

Pocket Worlds

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

Prodigal logo
S18

Prodigal

Lending Intelligence Software

fintech · United States

Purple Plate logo
S18

Purple Plate

We license brands for delivery and pick-up

Quickchat AI logo
S18

Quickchat AI

Conversation Design platform to build Al Assistants tailored to your…

Quo (fka OpenPhone) logo
S18

Quo (fka OpenPhone)

The all-in-one business phone for teams.

Radix Labs logo
S18

Radix Labs

Operating systems for biology labs

Rain Neuromorphics logo
S18

Rain Neuromorphics

We build artificial intelligence processors inspired by the brain.

Rebellyous Foods logo
S18

Rebellyous Foods

Rebellyous Foods is a food manufacturing technology and production…

Regology logo
S18

Regology

AI Agents for Regulatory Compliance

Rejuvenation Technologies Inc. logo
S18

Rejuvenation Technologies Inc.

mRNA therapeutics to extend healthspan entering clinical trials

RevenueCat logo
S18

RevenueCat

A simple API for managing in-app subscriptions

SPATE logo
S18

SPATE

Trends prediction for marketers

Satchel logo
S18

Satchel

Scanwell Health logo
S18

Scanwell Health

Smartphone-enabled, at-home diagnostics

Shelf Engine logo
S18

Shelf Engine

Transforms how grocery stores buy highly perishable foods.

ShopWith logo
S18

ShopWith

ShopWith is mobile QVC for GenZ.

SkydropX logo
S18

SkydropX

Logistic Management System for E-commerce & Retail in Mexico.

Spero Foods logo
S18

Spero Foods

dairy reinvented from plants

Synkrino Biotherapeutics logo
S18

Synkrino Biotherapeutics

Synkrino's AI, SATIS is a powerful, unbiased discovery system for…

TENDERD logo
S18

TENDERD

AI Platform for Efficient and Sustainable Operations

technology

Tall Poppy logo
S18

Tall Poppy

Protecting your employees against online harassment

S18

The Buttermilk Company

Instant, fresh ethnic food that actually taste homemade. We're…

The Good Food Institute logo
S18

The Good Food Institute

Building a world where alternative proteins are no longer alternative.

The Supplant Company logo
S18

The Supplant Company

A brand-new blend of sugars – made from plant fiber!

Titan logo
S18

Titan

Titan is an award-winning wealth manager with a mission to increase…

UBITS logo
S18

UBITS

Learning Hub for companies in Latam

User Hero logo
S18

User Hero

A hub for all your user research.

Verse Medical logo
S18

Verse Medical

Software platform for in-home healthcare

Vimcal logo
S18

Vimcal

The world's fastest calendar, beautifully designed for remote teams.

Warpdrive by Synthetic Minds logo
S18

Warpdrive by Synthetic Minds

From screen recordings to desktop automations using program synthesis

Xkit logo
S18

Xkit

Universal CRM integration for B2B SaaS apps

ZiffyHomes logo
S18

ZiffyHomes

ZiffyHomes is managed corporate housing for white collar employees in…

dNovo logo
S18

dNovo

The cure for hair loss.

healthcare · United States

hypcloud logo
S18

hypcloud

A tech-enabled commercial mortgage broker. hypcloud allows property…

iLabService logo
S18

iLabService

Powering the Future of Lab Operations with AIoT!

numericcal, inc. logo
S18

numericcal, inc.

Distributed AI for Industrial Process Monitoring and Optimization.

Summer 2017

(125 companies)
10 By 10 logo
S17

10 By 10

10by10 is a unique marketplace in the recruiting agency industry for…

Advano logo
S17

Advano

Advano is a battery technology company that improve the longevity of…

Aecore logo
S17

Aecore

Vertically integrated commercial construction

Airthium logo
S17

Airthium

Decarbonized heat and power cheaper than fossil fuels

energy · France

S17

And Comfort

And Comfort is a direct to consumer fashion brand.

AssemblyAI logo
S17

AssemblyAI

The best way to build Voice AI apps

technology · United States

Audm logo
S17

Audm

Audm is a subscription service providing mini-audiobooks —…

S17

AutoHub

We help dealerships appraise vehicle trade-ins more efficiently…

BillionToOne logo
S17

BillionToOne

The genetic testing platform detecting and measuring disease.

Bloom Institute of Technology logo
S17

Bloom Institute of Technology

The online coding school that invests in you.

education · United States

S17

Bumpline

Captain Tailor is the Uber for tailoring.

S17

Caelum Health

Caelum Health is replacing drugs with software. We use behavioral…

Cairns Health logo
S17

Cairns Health

Your voice. Your health. We care.

Cambridge Cancer Genomics logo
S17

Cambridge Cancer Genomics

CCG.ai empowers clinicians to make personalised treatment strategies…

Candidately logo
S17

Candidately

The digital storefront for staffing and recruiting teams.

S17

CarDash

Managed marketplace for automotive services.

Carrot Fertility logo
S17

Carrot Fertility

Customized fertility benefits for modern companies.

Cashfree Payments logo
S17

Cashfree Payments

Next-gen digital payments provider for India.

S17

CocuSocial

Marketplace for local activities.

Commissary Club (formerly 70 Million Jobs) logo
S17

Commissary Club (formerly 70 Million Jobs)

First agentic AI-powered community for 1 billion people with criminal…

Covetly logo
S17

Covetly

#1 Collectibles Marketplace: Authentic Vinyl Toys, Comics, Funko Pop

D-ID logo
S17

D-ID

Enable creators and developers to generate realistic AI personas

technology · Israel

Darmiyan logo
S17

Darmiyan

Early detection of Alzheimer's disease

Dharma Labs logo
S17

Dharma Labs

The easiest way to buy 74k+ crypto tokens with USD

financial services · United States

S17

Dropleaf

Subscription service for all you can play indie PC games.

Eduflow logo
S17

Eduflow

Create and run collaborative online learning experiences.

Elucd logo
S17

Elucd

Polling through mobile ads to enable governments to make better…

Entocycle logo
S17

Entocycle

Automated factory to produce insect protein for farm animals.

Enzyme logo
S17

Enzyme

Automating regulatory approval & compliance for life science companies

technology · United States

Escher Reality logo
S17

Escher Reality

The backend for Augmented Reality.

FAZZ logo
S17

FAZZ

All-in-one Finance for Every Southeast Asia Business

Fam logo
S17

Fam

Video calling social network to talk with friends and make new friends

fintech · India

S17

Fastpad

Hiring Software for India

Fat Llama logo
S17

Fat Llama

Fat Llama is the first fully insured peer-to-peer rental marketplace.…

marketplace · United Kingdom

Feather logo
S17

Feather

Furniture rental for consumers and businesses.

fintech · Germany

Flock Safety logo
S17

Flock Safety

The first public safety operating system that eliminates crime.

security · United States

Flowspace logo
S17

Flowspace

The operating system powering ecommerce fulfillment

industrials · United States

FollowUpThen logo
S17

FollowUpThen

FollowUpThen is an email-based personal assistant that sends you…

Forever Labs logo
S17

Forever Labs

We bank your stem cells to help you live healthier, longer.

healthcare · United States

S17

Gameday

Play fantasy sports with friends on Facebook Messenger

Gamelynx logo
S17

Gamelynx

Easily watchable cross-platform competitive games.

Gem logo
S17

Gem

Talent engagement platform

consumer · United States

Goodcover logo
S17

Goodcover

Digital Co-op Renters Insurance = half the price, better coverage.

S17

Goosebump

Find the best electronic music events in a single message.

S17

Greo

Greo is a mobile video app for conversations about current events.

Guggy logo
S17

Guggy

Guggy is building the messaging app of the future with real time,…

Guilded logo
S17

Guilded

Chat for gaming communities

Headstart logo
S17

Headstart

Headstart uses Machine Learning to help companies decide on who to…

Helium Health logo
S17

Helium Health

Africa's #1 healthcare technology provider.

healthcare · Nigeria

S17

HelpWear

Honeydue logo
S17

Honeydue

The simplest way for couples to manage money, together

Indivio logo
S17

Indivio

Customize videos to be more relevant and improve business outcomes.

Jerry logo
S17

Jerry

Jerry makes it really easy to save time and money on car expenses.

fintech · United States

S17

Just Appraised

Just Appraised makes software for local governments.

Leon & George logo
S17

Leon & George

Buying and owning indoor potted plants made easy.

Long Term Stock Exchange logo
S17

Long Term Stock Exchange

LTSE is an ecosystem for visionary business.

LotusPay logo
S17

LotusPay

Recurring payments solution for businesses in India.

S17

Lyrebird

Our tech speaks for itself.

May Mobility logo
S17

May Mobility

Transforming cities and rural areas through AV transit and technology

S17

Meetingbird

Automated meeting scheduling for teams

Modern Fertility logo
S17

Modern Fertility

At-home fertility test for women who aren't ready for kids right now…

S17

Modular Science

We're making it easier to do sustainable farming.

Muzz logo
S17

Muzz

Where Single Muslims meet

Mystery.org logo
S17

Mystery.org

We help kids stay curious by creating better explanations.

S17

Mystro

Mystro is an app that makes rideshare drivers up to 30% more money by…

NextDrop logo
S17

NextDrop

NextDrop is the water marketplace for urban India. We connect water…

Nimble logo
S17

Nimble

Data-driven teacher hiring

Nobell Foods logo
S17

Nobell Foods

Cheese and dairy products from plant-derived dairy proteins

Officely logo
S17

Officely

Building next generation tools for the hybrid workplace

S17

Oncobox

Finding the right cancer drug for each patient.

OneLocal logo
S17

OneLocal

OneLocal is a CRM for local businesses.

S17

Opearlo

Opearlo produces voice apps for Amazon Alexa and Google Home.

Passerine Aircraft logo
S17

Passerine Aircraft

Passerine Aircraft is building the next generation of dronesWe are…

Pathrise logo
S17

Pathrise

YC for your career

Percept.AI logo
S17

Percept.AI

AI support agent for your business that actually works

Piggy logo
S17

Piggy

App for Indians to make investments in mutual funds, manage their…

Plasticity logo
S17

Plasticity

Natural language processing APIs for developers.

Polly logo
S17

Polly

Polly is a social polling app for Snapchat and Instagram stories.

Pop Meals logo
S17

Pop Meals

Pop Meals is a restaurant chain without chefs. All recipes are…

PreDxion Bio logo
S17

PreDxion Bio

Rapid, scalable diagnostic for SARS-CoV-2 and beyond

Prelim logo
S17

Prelim

Software for banks to open bank accounts

S17

Prism Labs

PullRequest logo
S17

PullRequest

Code review as a service - combining automation with a network of…

S17

Py

Py is democratizing access to career opportunities in tech

Pyka logo
S17

Pyka

Autonomous electric airplanes

Rabbet logo
S17

Rabbet

Bringing efficiency, accuracy and transparency to construction finance

Relationship Hero logo
S17

Relationship Hero

Dating & relationship coaching sessions for individuals and couples

Releaf Earth logo
S17

Releaf Earth

Turning food waste into Biochar to remove CO2 from the atmsophere

S17

Rev Genomics

Rev is a biotechnology company creating better plants.

Ribbon Health logo
S17

Ribbon Health

Health enterprise API for data on doctors, insurance, costs, & quality

healthcare · United States

S17

RideAlong

We save lives by giving police and health workers key info to safely…

Roofr logo
S17

Roofr

Sales software for roofers. Aerial measurements + proposals in seconds

fintech · United States

Routable logo
S17

Routable

Simplifying payouts at scale

SafeButler logo
S17

SafeButler

Your chief servant for shopping insurance

Semantix logo
S17

Semantix

AI for medical billing

Sixty logo
S17

Sixty

On demand web app help

Skyscrape logo
S17

Skyscrape

Skyscrape makes temperature-responsive insulation

Skyways logo
S17

Skyways

Creating a new form of air transportation to advance our civilization

S17

Slik

Slik enables the long tail to use email outreach.

Social Construct logo
S17

Social Construct

Social Construct designs and assembles large apartment buildings
…

S17

Solve

We save travelers hours by meeting them at their arrival gate,…

Sourceress logo
S17

Sourceress

Spect logo
S17

Spect

Value-based retinal screening in primary care to prevent blindness.

Standard AI logo
S17

Standard AI

AI-powered checkout for retail.

Storyboard logo
S17

Storyboard

Social media management tool for Instagram and Snapchat

Sunfolding logo
S17

Sunfolding

Sunfolding builds next generation infrastructure for solar farms. By…

Sunu logo
S17

Sunu

Audio and Haptics AR interface equipping blind users with super powers

S17

Surematics

We help commercial insurance brokers structure complicated…

Templarbit logo
S17

Templarbit

Protecting applications from malicious activity

technology · United States

Tesseract logo
S17

Tesseract

Tesseract builds better thrusters for modern satellites

Thematic logo
S17

Thematic

Customer intelligence for Enterprise CX teams. The grounded…

S17

ThereCraft

Truepill logo
S17

Truepill

API-connected healthcare infrastructure.

UpCodes logo
S17

UpCodes

AI platform for unifying codes, assemblies, products, and specs

construction tech · United States

Upfort logo
S17

Upfort

Turnkey security & hassle-free cyber insurance from leading insurers

S17

VIDA & Co.

Platform for unique products produced on-demand at mass-scale

S17

Value Voting

Platform to defeat political extremism through strategic primary…

VergeSense logo
S17

VergeSense

AI-Powered Building Management

WATERFX logo
S17

WATERFX

The world's first 100% sustainable water provider (aka alternative…

WheelStreet logo
S17

WheelStreet

WheelStreet is a Motorbike rental marketplace that connects…

consumer internet · India

Wildfire logo
S17

Wildfire

Social news app

Zendar logo
S17

Zendar

We make high definition radar allowing self-driving cars to see in…

bxblue logo
S17

bxblue

bxblue is a marketplace for people with guaranteed income in Brazil.…

disclosures.io logo
S17

disclosures.io

The Complete Listing Toolkit for the New Era of Real Estate

tpaga logo
S17

tpaga

First financial Superapp of Latin America

Summer 2016

(36 companies)
S16

Abundance Labs

Abundance Labs incubates and builds alternative currency marketplace…

Airfordable logo
S16

Airfordable

Buy flights for only a fraction upfront and pay off the rest in…

S16

Airo Health

Airo is an AI to passively track and manage your mental health.

ApolloShield logo
S16

ApolloShield

ApolloShield is a system that detects unwanted drones and drives them…

Athelas logo
S16

Athelas

Extensible, Integrated Technology that Simplifies Health Systems

healthcare · United States

Bird logo
S16

Bird

The world’s largest omnichannel communications platform

Bulldozair logo
S16

Bulldozair

Construction management platform

real estate and construction tech · France

Burrow logo
S16

Burrow

A design brand creating innovative, award winning furniture.

CareRev logo
S16

CareRev

Seamlessly connecting healthcare facilities and professionals through…

Circa logo
S16

Circa

Event marketing CRM

Clip Health logo
S16

Clip Health

Testing & treatment at home, in minutes, for chronic & acute disease

S16

CoinTent

Recover revenue lost to ad blockers

S16

Coub

Coub is YouTube for video loops. You can take any video from YouTube,…

CrowdAI logo
S16

CrowdAI

CrowdAI is the world's leading no-code platform for vision AI

Curtsy logo
S16

Curtsy

Curtsy is a sustainable clothing resale app.

Drivezy logo
S16

Drivezy

India's largest vehicle sharing platform, turning people's vehicles…

mobility · India

Elemeno Health logo
S16

Elemeno Health

Just-in-time training and communication for frontline healthcare teams

Emote logo
S16

Emote

Catch student behavior problems before they start.

Expo logo
S16

Expo

Expo brings together the best of web and native app development

S16

Fabric

Fabric is a personal location-based journal that catalogs experiences…

consumer tech · United States

S16

Farmstead

An AI-powered digital grocer that delivers in under 60 mins.

consumer staples · United States

Flutterwave logo
S16

Flutterwave

Helping businesses make and accept payments from anywhere in Africa.

GTRACK Technologies logo
S16

GTRACK Technologies

Nanoparticle tracers for reservoir characterization during hydraulic…

GoGoGrandparent logo
S16

GoGoGrandparent

A concierge service for seniors’ rides, meals, meds, home and more.

S16

Haywheel

Haywheel is an artisan food marketplace for restaurants and specialty…

S16

Hellobill

Hellobill aggregates all your business bills, automatically, every…

HiOperator logo
S16

HiOperator

Customer support as a service.

S16

Hush

Hush is the top social commerce app in the United States.

Innov8 logo
S16

Innov8

We provide co-working offices to startups, freelancers and SMEs in…

real estate · India

Instrumentl logo
S16

Instrumentl

Instrumentl automates grant discovery and management for nonprofits.

financial services · United States

S16

Iris Automation

Enabling autonomous drone operations globally through AI software

Joy logo
S16

Joy

The platform for all your life events.

consumer · Sweden

S16

Jumpcut

Helping creators go viral and build businesses.

Kenota (formerly ExVivo Labs) logo
S16

Kenota (formerly ExVivo Labs)

Kenota is revolutionizing the way we test for disease

Legalist logo
S16

Legalist

Legal investment firm

Lendsnap logo
S16

Lendsnap

The Digital Mortgage Company.

Page 24 of 30

Which family offices back YC companies?

Altss tracks family office deal activity across the YC portfolio. Request access to see investor-level data, round participation, and LP mandates.

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