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

Y Combinator's Most Recent Investments (2020+)

Company NameFoundedFunding StageAmountCity
Percival2025Pre-Seed$500KSan Francisco
Morphik2025Pre-Seed$500KSan Francisco
Caucus2025Pre-Seed$500KSan Francisco
Jazzberry2025Pre-Seed$500KSan Francisco
Cotool2025Pre-Seed$500KSan Francisco
Waffle2025Pre-Seed$500KSan Francisco
Probo2025Pre-Seed$500KSan Francisco
Notus Autonomous Systems2025Pre-Seed$500KSan Francisco
Golf2025Pre-Seed$500KSan Francisco
Stratify2025Pre-Seed$500KSan Francisco

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

Export
#CompanyStageAmountLocation
901PercivalPre-Seed$500KSan Francisco, United States
902MorphikPre-Seed$500KSan Francisco, United States
903CaucusPre-Seed$500KSan Francisco, United States
904JazzberryPre-Seed$500KSan Francisco, United States
905CotoolPre-Seed$500KSan Francisco, United States
906WafflePre-Seed$500KSan Francisco, United States
907ProboPre-Seed$500KSan Francisco, United States
908Notus Autonomous SystemsPre-Seed$500KSan Francisco, United States
909GolfPre-Seed$500KSan Francisco, United States
910StratifyPre-Seed$500KSan Francisco, United States
Artificial Intelligence (AI)B2BSoftware

Percival is a software development company that provides automation of workflows and data entry by using AI to process documents.

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

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)DatabaseDeveloper Tools

​Morphik is a company that offers AI-powered tools for creators, enabling the production of visual content.

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

Founder Contacts

30,000+ verified contacts

AnalyticsData ManagementGovernmentSoftware

Caucus is a software company that develops AI CRM to streamline government tasks, centralize data, and automate services.

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

Founder Contacts

30,000+ verified contacts

AnalyticsArtificial Intelligence (AI)Machine LearningSoftware

Jazzberry is a software company that develops AI agents to search and fix bugs for developers utilizing machine learning and analytics.

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

Founder Contacts

30,000+ verified contacts

Cyber SecuritySaaSSecurity

Cotool is a cybersecurity company that uses AI to build agents that can execute across all of your security tools.

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

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)GamingSoftware

Waffle is an AI game developer software uses prompts without coding skills.

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

Founder Contacts

30,000+ verified contacts

B2BCyber SecuritySaaS

Probo is an technology company that helps manage and handle compliance through cost-effective empowering businesses.

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

Founder Contacts

30,000+ verified contacts

DronesMachinery ManufacturingMechanical DesignMechanical EngineeringRobotics

Notus Autonomous Systems is a robotics company developing land based autonomous robots and drones designed to operate in controlled groups.

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

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Developer ToolsSaaSSoftware

Golf manages routing, telemetry, error reporting, and deployment for remote production model context protocol servers.

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

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Software

Stratify provides an AI-powered user research platform that automates recruitment, conducts interviews, and analyzes insights.

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

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Quality AssuranceSoftware

QualGent is a software development company that utilizes artificial intelligence to provide mobile app quality assurance testing solutions.

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

Founder Contacts

30,000+ verified contacts

BankingFinanceFinTechPayments

Zenobia Pay is a fintech company that enables businesses to accept bank transfers as payments by building pay-by-bank network.

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

Founder Contacts

30,000+ verified contacts

AnalyticsDeveloper ToolsGenerative AISoftware

nao Labs offers an AI code editor that helps data teams write, test, and analyze workflows within their data context.

Clichy, France
June 2025
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

Developer ToolsInformation TechnologySoftware

Attune is a software development company that designs fast build tools for developers to reduce software compilation time.

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

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)GovTechLaw Enforcement

Code Four is a GovTech company that uses Artificial intelligence for law enforcement through AI-driven automation.

San Francisco, United States
June 2025
$2.7M
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)GroceryRetail

Kirana AI is a software that acts as a full-stack AI manager for grocery stores.

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

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)B2BConsumer

Odapt is the AI-powered internal software that helps to create and connect dashboard and apps for sales outreach.

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

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Software

Den is a software development company that build and collaborate with Agents using Artificial Intelligence.

California, El Salvador
June 2025
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

Information TechnologyInternetSoftware

Propolis is an Information Technology company that simulates real users via swarms of autonomous browser agents.

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

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)ManufacturingRobotics

Vassar Robotics develops home humanoid robots that allows users to teach, connect, and deploy Real Robot Intelligence.

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

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Developer ToolsSoftware

Aviro is a software development company that offers reliable and efficient task-time intelligence for enterprise agents.

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

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)SoftwareVirtualization

Cua is a software company that provides virtual framework for AI agents to control operating systems.

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

Founder Contacts

30,000+ verified contacts

AnalyticsB2BSoftware

Prism is a software development company that generates insights, summarizes session replays, and optimizes products for user conversion.

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

Founder Contacts

30,000+ verified contacts

Call CenterRetailSoftware

Atlog is an AI software for furniture rental store that uses voice agents to conduct sales and recover outstanding payments.

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

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)LegalLegal Tech

Blueshoe is the first AI-native consumer and plaintiff law firm.

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

Founder Contacts

30,000+ verified contacts

Showing 901-925 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 Artificial Intelligence (AI), Software, Developer Tools, B2B, Analytics. The firm invests across 36 different industry categories.

What is Y Combinator's largest investment?

Among tracked funding rounds, Code Four received $2.7M in a Seed 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 Percival, Morphik, Caucus, Jazzberry, Cotool. These companies were founded in 2020 or later.

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