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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
5,185
Total Invested
$33.2B
Average Investment
$11.7M

Y Combinator's Most Recent Investments (2020+)

Company NameFoundedFunding StageAmountCity
GMetri2021Seed$600KLewes
VRYNT2021Seed$1.5MNew Canaan
Castari2025Pre-Seed$500KSan Francisco
Greenlight Health2024Series A$4.2MRaleigh
ETHGas2025Seed$12.0MHong Kong
Draft2021Venture - Series Unknown$18.9MToronto
Wavedash2025Seed$3.8MSan Francisco
Decent.xyz2022Seed$3.5MSan Francisco
Pabio2021Seed$2.2MBern
Codex2021Seed$5.5MToronto

Complete List of Y Combinator Portfolio Companies (5,185)

Export
#CompanyStageAmountLocation
1251GMetriSeed$600KLewes, United States
1252VRYNTSeed$1.5MNew Canaan, United States
1253CastariPre-Seed$500KSan Francisco, United States
1254Greenlight HealthSeries A$4.2MRaleigh, United States
1255ETHGasSeed$12.0MHong Kong, Hong Kong
1256DraftVenture - Series Unknown$18.9MToronto, Canada
1257WavedashSeed$3.8MSan Francisco, United States
1258Decent.xyzSeed$3.5MSan Francisco, United States
1259PabioSeed$2.2MBern, Switzerland
1260CodexSeed$5.5MToronto, Canada
Augmented RealityInformation TechnologySaaSSoftwareVirtual Reality

GMetri is an XR platform for businesses to create, track, and deploy solutions for Virtual, Mixed, and Augmented Reality.

Lewes, United States
December 2021
$600K
Seed

Founder Contacts

30,000+ verified contacts

Metaverse

VRYNT is an NFT platform designed with the Social influencer at the center.

New Canaan, United States
December 2021
$1.5M
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)B2BDeveloper ToolsInfrastructureSoftware

Castari is a software development company that build, deploy, and scale sandboxed AI agents.

San Francisco, United States
December 2025
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

Data ManagementElectronic Health Record (EHR)FitnessHealth CaremHealthTherapeuticsWellness

Greenlight Health is a digital health platform that helps researchers and clinicians create validated real-world programs.

Raleigh, United States
December 2024
$4.2M
Series A

Founder Contacts

30,000+ verified contacts

Information TechnologyInternet

ETHGas is a marketplace for Ethereum blockspace commitments.

Hong Kong, Hong Kong
December 2025
$12.0M
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Digital MarketingMarketingMarketing AutomationSEO

Draft is a marketing company that provides content marketing, social media content, SEO, and content writing services.

Toronto, Canada
December 2021
$18.9M
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

GamingInformation TechnologyInternetMarketplaceSoftware

High-quality PC games in the browser

San Francisco, United States
December 2025
$3.8M
Seed

Founder Contacts

30,000+ verified contacts

CryptocurrencyMusic

Enabling fans to support musicians through NFTs

San Francisco, United States
December 2022
$3.5M
Seed

Founder Contacts

30,000+ verified contacts

E-CommerceFurnitureHome DecorInterior DesignSubscription Service

Pabio is a rent-to-own furniture company that offers personalized interior design services.

Bern, Switzerland
December 2021
$2.2M
Seed

Founder Contacts

30,000+ verified contacts

Developer ToolsInformation TechnologyInternetProductivity ToolsSoftware

Codex is a devtool that enables just in time documentation for deep collaboration.

Toronto, Canada
December 2021
$5.5M
Seed

Founder Contacts

30,000+ verified contacts

BitcoinConsumer LendingCryptocurrencyDecentralized Finance (DeFi)LendingWeb3

Finterest operates a web3 and decentralized finance financial platform.

Eastpointe, United States
December 2022
$1.5M
Seed

Founder Contacts

30,000+ verified contacts

Big DataBlockchainCloud ComputingFinancial ServicesFinTechSoftware

Providing usage transparency in the market data industry.

Chicago, United States
December 2021
$2.3M
Seed

Founder Contacts

30,000+ verified contacts

Ad NetworkAd ServerAdvertisingEmail Marketing

Passendo is a Copenhagen, Denmark-based startup providing email marketing services.

Copenhagen, Denmark
December 2021
$2.6M
Seed

Founder Contacts

30,000+ verified contacts

Financial ServicesFinTechMusic

Duetti is a music financing platform that engages in buying catalog rights from independent musicians.

New York, United States
January 2026
$150.0M
Debt Financing

Founder Contacts

30,000+ verified contacts

E-CommerceFinancial ServicesPayments

Credit Key is a patented pay-over-time financing solution for e-commerce merchants.

Venice, United States
January 2026
$90.0M
Private Equity

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Business IntelligenceEnterprise Software

Raindrop is a provider of a monitoring platform for AI agents.

San Francisco, United States
December 2025
$15.0M
Seed

Founder Contacts

30,000+ verified contacts

AnalyticsArtificial Intelligence (AI)Health DiagnosticsInternet of ThingsMedical

AccurKardia is an ECG-led diagnostics software company.

New York, United States
December 2025
$2.5M
Seed

Founder Contacts

30,000+ verified contacts

Health CareHuman ResourcesMarketplaceRecruiting

Nomad Health is an online staffing marketplace that connects clinicians to healthcare jobs.

New York, United States
December 2025
$33.8M
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

AppsBlockchainContent CreatorsDeveloper PlatformGenerative AIWeb3

Fleek is an AI creator platform that enables users to create, manage, and monetize AI agents and virtual influencers across social channels.

New York, United States
December 2022
$25.0M
Series A

Founder Contacts

30,000+ verified contacts

ComputerRestaurantsRetailSoftware

Elevate Research offers a platform that enables restaurants and retailers to survey customers.

Minnesota City, United States
December 2021
$15.0M
Series A

Founder Contacts

30,000+ verified contacts

E-CommerceSaaSSoftware

Swiftline is a SaaS company providing data driven tools to e-commerce businesses.

New York, United States
December 2021
$12.0M
Series A

Founder Contacts

30,000+ verified contacts

CryptocurrencyFinanceFinancial ServicesFinTechMobile Apps

Structure financial is a global trading platform that aims to facilitate crypto-based investing and lending for mobile users.

Singapore, Singapore
December 2021
$20.0M
Seed

Founder Contacts

30,000+ verified contacts

Big DataBitcoinBlockchainCryptocurrencyDecentralized Finance (DeFi)Financial ServicesSecurity

Sky is a decentralized autonomous organization on the Ethereum blockchain.

Georgetown, United States
December 2021
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Computer VisionEnterpriseGenerative AIKnowledge ManagementMachine Learning

Pryon is an enterprise knowledge management platform designed to simplify and accelerate the adoption of artificial intelligence.

Raleigh, United States
December 2025
Convertible Note

Founder Contacts

30,000+ verified contacts

CommunitiesHealth CareMedical

Yuvo Health is a leading solution to give community health centers an advantage in value-based care.

New York, United States
December 2024
$8.2M
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

Showing 1251-1275 of 5,185 portfolio companies

Frequently Asked Questions About Y Combinator

How many companies has Y Combinator invested in?

Y Combinator has invested in 5,185 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 Software, Artificial Intelligence (AI), Financial Services, Information Technology, Cryptocurrency. The firm invests across 70 different industry categories.

What is Y Combinator's largest investment?

Among tracked funding rounds, Duetti received $150.0M in a Debt Financing round. Y Combinator's total known invested capital is $33.2B.

What is the average investment size for Y Combinator?

Y Combinator's average investment size is $11.7M across its portfolio of 5,185 companies.

What are Y Combinator's most recent investments?

Recent Y Combinator portfolio additions include GMetri, VRYNT, Castari, Greenlight Health, ETHGas. These companies were founded in 2020 or later.

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