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Y Combinator Portfolio Companies

Investor actively backing innovative startups and growth-stage companies across various industries and funding rounds.

Last updated: July 2026

Y Combinator Investment Overview

Portfolio Companies
7,960
Total Invested
$44.2B
Average Investment
$8.1M

Y Combinator's Most Recent Investments (2020+)

Company NameFoundedFunding StageAmountCity
inai2023Venture - Series UnknownUndisclosedNewark
Customily2023SeedUndisclosedSt Louis
Apprecio2023SeedUndisclosedMexico City
Revoy2023SeedUndisclosedSan Francisco
Kalam Labs2023SeedUndisclosedWilmington
Talyn Air2023Venture - Series UnknownUndisclosedLos Angeles
Bifrost2023SeedUndisclosedSan Francisco
Dialect2023SeedUndisclosedPalo Alto
Sequin2023Venture - Series UnknownUndisclosedSan Francisco
Revery AI2023SeedUndisclosedEmeryville

Complete List of Y Combinator Portfolio Companies (7,960)

Export
#CompanyStageAmountLocation
3901inaiVenture - Series UnknownUndisclosedNewark, United States
3902CustomilySeedUndisclosedSt Louis, United States
3903ApprecioSeedUndisclosedMexico City, Mexico
3904RevoySeedUndisclosedSan Francisco, United States
3905Kalam LabsSeedUndisclosedWilmington, United States
3906Talyn AirVenture - Series UnknownUndisclosedLos Angeles, United States
3907BifrostSeedUndisclosedSan Francisco, United States
3908DialectSeedUndisclosedPalo Alto, United States
3909SequinVenture - Series UnknownUndisclosedSan Francisco, United States
3910Revery AISeedUndisclosedEmeryville, United States
FinTechPaymentsSoftware

Inai allows vendors to set up their payment stack with a single integration.

Newark, United States
January 2023
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

B2BE-CommerceProduct DesignRetail TechnologySales Automation

Customily is an e-commerce platform that allows customers to personalize products online.

St Louis, United States
January 2023
Seed

Founder Contacts

30,000+ verified contacts

AppsArtificial Intelligence (AI)Consumer GoodsOperating SystemsRetail TechnologySoftware

Apprecio is an inventory management app that allows to manage all operations in one place and calculate the profit margin on products.

Mexico City, Mexico
January 2023
Seed

Founder Contacts

30,000+ verified contacts

Freight ServiceTransportationTravel

EV vehicle between the tractor and the trailer to help power the truck and reduce diesel fuel consumption.

San Francisco, United States
January 2023
Seed

Founder Contacts

30,000+ verified contacts

EdTechEducationGaming

Kalam Labs is a live game streaming platform at the intersection of K-12 learning and multiplayer gaming.

Wilmington, United States
January 2023
Seed

Founder Contacts

30,000+ verified contacts

Air TransportationElectric VehicleElectronics

Talyn Air is an electric vertical takeoff and landing aircraft system.

Los Angeles, United States
January 2023
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Developer ToolsSoftware

Bifrost is an AI-driven platform that automatically turns Figma designs into clean React code.

San Francisco, United States
January 2023
Seed

Founder Contacts

30,000+ verified contacts

AnalyticsArtificial Intelligence (AI)SaaS

Dialect is a cloud-based data discovery and governance platform that provides assistance to the enterprise data warehouse.

Palo Alto, United States
January 2023
Seed

Founder Contacts

30,000+ verified contacts

Financial ServicesFinTech

Sequin is building a suite of financial products for women, starting with a debit card and checking account.

San Francisco, United States
January 2023
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)E-CommerceFashionGenerative AIMachine LearningRetail Technology

Revery AI develops a virtual dressing room for fashion retailers.

Emeryville, United States
January 2023
Seed

Founder Contacts

30,000+ verified contacts

Cloud ManagementSaaSSoftwareWeb Apps

Cloud Humans creates modern customer service software for startups and scale-ups

São Paulo, Brazil
January 2023
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

Health CareMedicalMedical Device

Allotrope Medical is a medical device company that develops surgical devices to identify and localize ureters.

Houston, United States
January 2023
Convertible Note

Founder Contacts

30,000+ verified contacts

FilmFilm ProductionVideo Streaming

Black Oak TV focuses on digital media, film, television, video streaming, and content such as black web series.

New York, United States
January 2023
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

Health CareHealth DiagnosticsMachine LearningMedical DeviceOncologyProduct Research

A medical device company that specializes in early cancer diagnosis & treatment monitoring.

San Francisco, United States
January 2023
Seed

Founder Contacts

30,000+ verified contacts

Financial ExchangesFinancial ServicesSportsTrading Platform

Railbird is an events contracts exchange platform, where your opinions matter and can help you earn a profit from your speculation

New City, United States
January 2023
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)EdTechEducation

AnswerThis is an AI research assistant that helps researchers generate literature reviews, identify research gaps, and manage citations.

Richmond, United States
November 2025
Pre-Seed

Founder Contacts

30,000+ verified contacts

Financial ServicesFinTech

Sivo provides debt as a service that allows companies to access debt funding and lend money to their users at scale.

San Francisco, United States
November 2025
Grant

Founder Contacts

30,000+ verified contacts

BiometricsBiotechnologyGenetics

Volta Labs develops scalable automation for genetic engineering.

Cambridge, United States
January 2024
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)AutomotiveAutonomous VehiclesNavigation

Zendar develops AI-powered imaging radar systems for autonomous vehicles, enabling 3D perception, object detection, and navigation.

Berkeley, United States
November 2023
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

AdvertisingMarketing

LightBox is a management solution company for providers and marketers in the television advertising landscape.

London, United Kingdom
November 2022
$1.2M
Seed

Founder Contacts

30,000+ verified contacts

Health CareMedicalPersonal HealthTelehealthWomen's

Almond is a mobile platform that provides telehealth and in-person services for women's obstetrics and gynecology care.

Los Angeles, United States
November 2022
$7.0M
Seed

Founder Contacts

30,000+ verified contacts

B2BE-CommerceFinTechPayments

Balance is a digital payments platform designed to make the B2B online purchasing experience delightful for buyers and vendors alike.

New York, United States
November 2022
Debt Financing

Founder Contacts

30,000+ verified contacts

AppsAugmented RealityGamingLocation Based ServicesSoftwareVirtual Reality

Niantic develops reality platforms that focus on mapping and security for current and future AR hardware generations.

San Francisco, United States
November 2021
$300.0M
Series D

Founder Contacts

30,000+ verified contacts

mHealthPetSubscription ServiceVeterinary

Fuzzy is a subscription-based pet healthcare startup making pet care accessible and affordable.

San Francisco, United States
November 2021
$44.0M
Series C

Founder Contacts

30,000+ verified contacts

Consumer ReviewsFood DeliveryReservationsRestaurants

Radish is an online restauration platform that is organized as a solidarity cooperative between restaurants, deliverers, and consumers.

Montréal, Canada
November 2022
$96K
Grant

Founder Contacts

30,000+ verified contacts

Showing 3901-3925 of 7,960 portfolio companies

Frequently Asked Questions About Y Combinator

How many companies has Y Combinator invested in?

Y Combinator has invested in 7,960 companies tracked in our database. The portfolio spans multiple industries and funding stages, from seed-stage startups to late-stage companies.

What industries does Y Combinator invest in?

Y Combinator's top investment sectors include Artificial Intelligence (AI), Software, FinTech, E-Commerce, Retail Technology. The firm invests across 64 different industry categories.

What is Y Combinator's largest investment?

Among tracked funding rounds, Niantic received $300.0M in a Series D round. Y Combinator's total known invested capital is $44.2B.

What is the average investment size for Y Combinator?

Y Combinator's average investment size is $8.1M across its portfolio of 7,960 companies.

What are Y Combinator's most recent investments?

Recent Y Combinator portfolio additions include inai, Customily, Apprecio, Revoy, Kalam Labs. These companies were founded in 2020 or later.

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