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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
$29.9B
Average Investment
$10.5M

Y Combinator's Most Recent Investments (2020+)

Company NameFoundedFunding StageAmountCity
Nira Energy2025SeedUndisclosedDenver
Spott2025Seed$3.2MSan Francisco
Diversion Company2025Seed$4.5MSan Francisco
Datafold2025Series Unknown$4.0MSan Francisco
Palla2025Series A$14.5MCoral Gables
DoorDash2025Post Ipo Debt$2.8BSan Francisco
Traceloop2025Seed$6.1MTel Aviv-yafo
Honeydew2025SeedUndisclosedTel Aviv-yafo
RevenueCat2025Series C$50.0MSan Francisco
Axle Health2025Series A$10.0MLos Angeles

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

Export
#CompanyStageAmountLocation
2251Nira EnergySeedUndisclosedDenver, United States
2252SpottSeed$3.2MSan Francisco, United States
2253Diversion CompanySeed$4.5MSan Francisco, United States
2254DatafoldSeries Unknown$4.0MSan Francisco, United States
2255PallaSeries A$14.5MCoral Gables, United States
2256DoorDashPost Ipo Debt$2.8BSan Francisco, United States
2257TraceloopSeed$6.1MTel Aviv-yafo, Israel
2258HoneydewSeedUndisclosedTel Aviv-yafo, Israel
2259RevenueCatSeries C$50.0MSan Francisco, United States
2260Axle HealthSeries A$10.0MLos Angeles, United States
Developer ToolsEnergyRenewable Energy

Nira Energy builds products to provide transmission insights throughout the interconnection process.

Denver, United States
May 2025
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)B2BEnterprise SoftwareHuman ResourcesRecruitingSaaS

Spott is developing the ATS and CRM of the future for staffing & recruitment firms.

San Francisco, United States
May 2025
$3.2M
Seed

Founder Contacts

30,000+ verified contacts

Cloud ManagementDevOpsInformation ServicesInformation TechnologySoftware

Diversion is a developer of a code management platform that revolutionizes collaboration, DevOps, and developer experience.

San Francisco, United States
May 2025
$4.5M
Seed

Founder Contacts

30,000+ verified contacts

AnalyticsApplication Performance ManagementBig DataBusiness IntelligenceCloud Data ServicesData IntegrationInformation TechnologyQuality AssuranceSoftware

Datafold is a data company that specializes in AI-based agents and tools that automate complicated data sets.

San Francisco, United States
May 2025
$4.0M
Series Unknown

Founder Contacts

30,000+ verified contacts

Financial ServicesFinTechMobile AppsMobile PaymentsSoftware

Palla is an application for international money transactions.

Coral Gables, United States
May 2025
$14.5M
Series A

Founder Contacts

30,000+ verified contacts

AppsConsumerDeliveryE-Commerce PlatformsFood DeliveryMarketplaceOnline Portals

DoorDash is a food delivery platform that connects customers with local and national businesses.

San Francisco, United States
May 2025
$2.8B
Post Ipo Debt

Founder Contacts

30,000+ verified contacts

Machine LearningOpen SourceSoftware

Observability and testing for your LLM application

Tel Aviv-yafo, Israel
May 2025
$6.1M
Seed

Founder Contacts

30,000+ verified contacts

AnalyticsDatabase

Honeydew platform is a shared source of data consumers and analysts.

Tel Aviv-yafo, Israel
May 2025
Seed

Founder Contacts

30,000+ verified contacts

Big DataDeveloper APIsDeveloper ToolsMobile AppsMobile Payments

RevenueCat is a subscription management platform for apps that monetize through in-app purchases.

San Francisco, United States
May 2025
$50.0M
Series C

Founder Contacts

30,000+ verified contacts

Health CareHome Health Care

Scheduling and workforce management software for home health care providers

Los Angeles, United States
May 2025
$10.0M
Series A

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Emergency MedicineSoftware

Careswift: Better Documentation, Fewer Denials, More Revenue

New York, United States
May 2025
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)B2BHealth Care

WorkDone is an AI compliance copilot that prevents small medical documentation errors from becoming costly disasters.

San Francisco, United States
May 2025
$1.8M
Pre-Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)BankingFinancial ServicesMortgageSoftware

Loandock is an AI loan officer. Homebuyers call a number, and Loandock walks them through getting a mortgage from start to finish.

Miami, United States
May 2025
$350K
Pre-Seed

Founder Contacts

30,000+ verified contacts

BankingFinancial ServicesPayments

Slash is a financial technology company that offers deposits, payments, virtual cards, and expense tracking.

San Francisco, United States
May 2025
$41.0M
Series B

Founder Contacts

30,000+ verified contacts

College RecruitingHuman ResourcesLegalLegal TechRecruiting

Flo Recruit connects the legal talent market with our suite of legal recruiting solutions for legal employers, law schools, and talent.

Austin, United States
May 2025
$5.0M
Series A

Founder Contacts

30,000+ verified contacts

BiotechnologyMedicalTherapeutics

Hepatx is developing regenerative medicine solutions.

Palo Alto, United States
May 2025
Grant

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Generative AISoftware

AI Generative infrastructure for mobile apps/desktop.

Anitápolis, Brazil
May 2025
$300K
Series A

Founder Contacts

30,000+ verified contacts

FinTechLendingSoftware

Lendflow is a software company that develops embedded credit infrastructure for lenders and software companies.

Austin, United States
May 2025
$15.0M
Series Unknown

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Digital MediaGamingMobile AppsSocial Media

WishRoll is parent company of Status App an AI based roleplay game that simulates social media.

New York, United States
May 2025
$17.1M
Undisclosed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Developer APIsDeveloper ToolsDevOps

StarSling provides an AI-powered platform designed for developers to manage tasks related to DevOps.

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

Founder Contacts

30,000+ verified contacts

AnalyticsArtificial Intelligence (AI)Data Management

Newton Research has developed a team of AI agents extensively trained on marketing analytics.

Needham, United States
May 2025
$9.0M
Series A

Founder Contacts

30,000+ verified contacts

Human ResourcesInformation TechnologySaaSSoftware

BrioHR is an all-in-one, affordable, modular, and simple cloud-based HR management software with complementary mobile app.

Kuala Lumpur, Malaysia
May 2025
$6.5M
Series A

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Information TechnologyMachine LearningQuality AssuranceSoftware

Openlayer is an analysis platform that "opens up" machine learning models by detecting and eliminating failure patterns and biases.

San Francisco, United States
May 2025
$14.5M
Series A

Founder Contacts

30,000+ verified contacts

E-CommerceJewelryLifestyleRetail

BlueStone is a fine jewellery brand offering certified gold and diamond designs through an omnichannel retail and online experience.

Bangalore, India
May 2025
$4.7M
Debt Financing

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Generative AIMachine Learning

ElastixAI is developing an AI inference platform designed to optimize how large language models are run.

Seattle, United States
May 2025
$18.0M
Seed

Founder Contacts

30,000+ verified contacts

Showing 2251-2275 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 Artificial Intelligence (AI), Software, Information Technology, Developer Tools, Human Resources. The firm invests across 58 different industry categories.

What is Y Combinator's largest investment?

Among tracked funding rounds, DoorDash received $2.8B in a Post Ipo Debt round. Y Combinator's total known invested capital is $29.9B.

What is the average investment size for Y Combinator?

Y Combinator's average investment size is $10.5M across its portfolio of 5,185 companies.

What are Y Combinator's most recent investments?

Recent Y Combinator portfolio additions include Nira Energy, Spott, Diversion Company, Datafold, Palla. These companies were founded in 2020 or later.

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