Skip to main content
Back to Investors

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
7,916
Total Invested
$61.9B
Average Investment
$11.1M

Y Combinator's Most Recent Investments (2020+)

Company NameFoundedFunding StageAmountCity
Pillar2022Seed$200KSan Francisco
Engage Bio2022Seed$3.9MSan Carlos
Relay Commerce2022Debt Financing$20.0MNew York
Lovage2022SeedUndisclosedLehi
Armory2022Venture - Series UnknownUndisclosedSan Mateo
Ripple Prime2026Debt Financing$500.0MLondon
Happl2026Series A$5.0MLondon
SoBanHang (Finan Pte. Ltd.)2026SeedUndisclosedSingapore
Lightly2022Seed$3.0MZürich
Gusto Collective2022Seed$11.0MHong Kong

Complete List of Y Combinator Portfolio Companies (7,916)

Export
#CompanyStageAmountLocation
1101PillarSeed$200KSan Francisco, United States
1102Engage BioSeed$3.9MSan Carlos, United States
1103Relay CommerceDebt Financing$20.0MNew York, United States
1104LovageSeedUndisclosedLehi, United States
1105ArmoryVenture - Series UnknownUndisclosedSan Mateo, United States
1106Ripple PrimeDebt Financing$500.0MLondon, United Kingdom
1107HapplSeries A$5.0MLondon, United Kingdom
1108SoBanHang (Finan Pte. Ltd.)SeedUndisclosedSingapore, Singapore
1109LightlySeed$3.0MZürich, Switzerland
1110Gusto CollectiveSeed$11.0MHong Kong, Hong Kong
Content CreatorsE-CommerceSocial Media

Pillar is an all-in-one creator store & media kit that powers the world's biggest creator businesses

San Francisco, United States
May 2022
$200K
Seed

Founder Contacts

30,000+ verified contacts

BiotechnologyHealth CareTherapeutics

Engage Bio develops non-viral DNA medicines for genetic and therapeutic applications.

San Carlos, United States
May 2022
$3.9M
Seed

Founder Contacts

30,000+ verified contacts

E-CommerceE-Commerce PlatformsSoftware

Relay Commerce is an e-commerce enablement platform offering personalized messaging, social commerce, and customer retention solutions.

New York, United States
May 2022
$20.0M
Debt Financing

Founder Contacts

30,000+ verified contacts

B2BBeautySmall and Medium BusinessesSoftware

Lovage helps barbers and stylists turn open appointment slots into booked clients.

Lehi, United States
May 2022
Seed

Founder Contacts

30,000+ verified contacts

Cloud ComputingCloud InfrastructureEnterprise ApplicationsEnterprise SoftwareInformation TechnologyInternetSaaSSoftware

Armory is an enterprise software company commercializing the open-source continuous delivery platform, Spinnaker.

San Mateo, United States
May 2022
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

CryptocurrencyFinancial Services

Ripple Prime is the global credit network for institutional investors and provides easy access to both traditional and digital markets.

London, United Kingdom
May 2026
$500.0M
Debt Financing

Founder Contacts

30,000+ verified contacts

B2BCommunitiesEmployee BenefitsWellness

Happl is your personalised benefits and engagement platform for global teams.

London, United Kingdom
May 2026
$5.0M
Series A

Founder Contacts

30,000+ verified contacts

AppsE-CommerceFinanceRetailSoftware

SoBanHang evolutionizes the way small business owners manage operations and gain financial inclusion at their fingertips.

Singapore, Singapore
May 2026
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Computer VisionDatabaseMachine LearningSoftware

Lightly is a data curation company for machine learning that helps companies build better models through better data.

Zürich, Switzerland
May 2022
$3.0M
Seed

Founder Contacts

30,000+ verified contacts

Brand MarketingCreative AgencyDigital EntertainmentDigital MarketingEvent ManagementInformation TechnologyPublic RelationsSoftwareWeb3Web Development

Asia’s leading Brand Technology holding company, where tech-powered storytelling and cutting-edge martech solutions converge

Hong Kong, Hong Kong
May 2022
$11.0M
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Digital SignageGamingOnline Games

Pops is an AI-powered social gaming platform that instantly transforms text descriptions into interactive, shareable mini-games.

New York, United States
May 2026
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Consumer SoftwareEdTechGeneration Z

ESAI is the viral storytelling platform for Gen Z college applicants and young professionals.

New York, United States
May 2025
$250K
Angel

Founder Contacts

30,000+ verified contacts

BiotechnologyLife Science

Catena Biosciences is a biotechnology company that offers protein conjugation, building biologic structures, and medical research.

Berkeley, United States
May 2024
$2.4M
Seed

Founder Contacts

30,000+ verified contacts

Food DeliveryMobile AppsRestaurants

Earn rewards for Reservations, Takeout & Delivery

New York, United States
May 2024
Convertible Note

Founder Contacts

30,000+ verified contacts

AppsConstructionDeliveryE-CommerceLandscapingSoftware

Tough Commerce builds white-label order management and e-commerce tools for construction suppliers.

Toronto, Canada
May 2023
$1.5M
Seed

Founder Contacts

30,000+ verified contacts

Health CareMedicalMental HealthPersonal HealthWearables

Meru Health is an online mental healthcare company that teaches people the skills needed to create long-lasting healthy lifestyle habits.

San Mateo, United States
May 2022
$2.0M
Grant

Founder Contacts

30,000+ verified contacts

BiotechnologyHealth CareProduct Research

LEAH Labs provides Car T cells for curing B-cell lymphoma cancer in dogs .

Rochester, United States
May 2022
$100K
Grant

Founder Contacts

30,000+ verified contacts

AI InfrastructureArtificial Intelligence (AI)Developer ToolsMachine Learning

Beam is the infrastructure provider for the fastest growing AI products for companies who need performance, control, and reliability.

New York, United States
May 2022
$3.5M
Seed

Founder Contacts

30,000+ verified contacts

Health CareMedicalMental Health

Osmind is the premier technology platform for breakthough mental health treatment and research.

San Francisco, United States
May 2022
$40.0M
Series B

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Energy EfficiencyHome RenovationRenewable Energy

Plume makes it easy to improve home energy efficiency by assessing home, suggesting upgrades, and finding trusted contractors.

San Francisco, United States
April 2026
$500K
Seed

Founder Contacts

30,000+ verified contacts

Business Process Automation (BPA)Information ServicesInformation TechnologySoftware

Luminai automates workflows by taking any multi-click process and making it one click.

San Francisco, United States
April 2026
Series B

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Developer ToolsOpen SourceSoftware

Mastra is a Typescript framework to build AI agents

San Francisco, United States
April 2026
Series A

Founder Contacts

30,000+ verified contacts

Information ServicesInformation TechnologyManufacturingService Industry

Portal Space Systems develops spacecraft propulsion and mobility technologies for rapid space maneuverability.

Bothell, United States
April 2026
Series A

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)B2BBig DataData Collection and Labeling

AfterQuery is an AI data company that builds expert-level datasets to help train and improve AI models.

San Francisco, United States
April 2026
$500K
Series A

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)SaaSSoftware

Kalinda is an AI platform that automates the extraction and summarization of claimant medical record data.

San Francisco, United States
April 2026
$500K
Seed

Founder Contacts

30,000+ verified contacts

Showing 1101-1125 of 7,916 portfolio companies

Frequently Asked Questions About Y Combinator

How many companies has Y Combinator invested in?

Y Combinator has invested in 7,916 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), E-Commerce, Health Care, Information Technology. The firm invests across 68 different industry categories.

What is Y Combinator's largest investment?

Among tracked funding rounds, Ripple Prime received $500.0M in a Debt Financing round. Y Combinator's total known invested capital is $61.9B.

What is the average investment size for Y Combinator?

Y Combinator's average investment size is $11.1M across its portfolio of 7,916 companies.

What are Y Combinator's most recent investments?

Recent Y Combinator portfolio additions include Pillar, Engage Bio, Relay Commerce, Lovage, Armory. These companies were founded in 2020 or later.

Explore Other Top Investors

Discover portfolio companies of other leading venture capital firms and investors.

View All Investors