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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
$25.5B
Average Investment
$9.2M

Y Combinator's Most Recent Investments (2020+)

Company NameFoundedFunding StageAmountCity
Respaid2023Seed$500KSan Francisco
Humanlike2023Pre-Seed$500KNew York
Glaze2023Pre-Seed$500KNew York
Metoro2023Pre-Seed$1.2MSan Francisco
Baserun2023Pre-Seed$500KSan Francisco
RecipeUI2023Pre-Seed$500KNew York
Trainy2023Pre-Seed$500KSan Francisco
LifestyleRX2023Pre-Seed$500KWhite Rock
Tremor2023Pre-Seed$500KZurich
Autotab2023Pre-Seed$500KNew York

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

Export
#CompanyStageAmountLocation
3101RespaidSeed$500KSan Francisco, United States
3102HumanlikePre-Seed$500KNew York, United States
3103GlazePre-Seed$500KNew York, United States
3104MetoroPre-Seed$1.2MSan Francisco, United States
3105BaserunPre-Seed$500KSan Francisco, United States
3106RecipeUIPre-Seed$500KNew York, United States
3107TrainyPre-Seed$500KSan Francisco, United States
3108LifestyleRXPre-Seed$500KWhite Rock, Canada
3109TremorPre-Seed$500KZurich, Switzerland
3110AutotabPre-Seed$500KNew York, United States
Debt CollectionsFinTechPayments

Respaid is a tech company that uses AI and debt collectors to recover debt for businesses.

San Francisco, United States
September 2023
$500K
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)OutsourcingTransaction Processing

Humanlike uses human-like AI to deal the cashflow management processes more efficiently and accurately.

New York, United States
September 2023
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)E-CommerceFashionShopping

Glaze simplifies shopping experience for women with an AI powered shopping recommendation platform.

New York, United States
September 2023
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Cloud InfrastructureGenerative AISoftware

The Kubernetes Native Observability Platform

San Francisco, United States
September 2023
$1.2M
Pre-Seed

Founder Contacts

30,000+ verified contacts

AppsArtificial Intelligence (AI)Language LearningMachine Learning

Baserun is a developer of a testing platform that helps developers ship large language models (LLMs) apps.

San Francisco, United States
September 2023
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

Developer APIsOpen SourceSoftware

RecipeUI is an open source postman alternative for viewing and debugging GraphQL requests in Chrome and Firefox.

New York, United States
September 2023
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

Business DevelopmentSoftwareTraining

Trainy produces open-source tools to accelerate AI training, helping developers create models more quickly.

San Francisco, United States
September 2023
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

Health CareHospitalPersonal Health

LifestyleRX delivers insurance-covered virtual care for Type 2 Diabetes reversal.

White Rock, Canada
September 2023
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

DatabaseManufacturingSoftware

Tremor is an UI toolkit and react components to build charts and dashboards.

Zurich, Switzerland
September 2023
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Robotic Process Automation (RPA)Software

Autotab is a desktop app that trains AI to automate repetitive and complex tasks after just one demonstration.

New York, United States
September 2023
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)B2BDeveloper ToolsHardwareSaaSSoftware

Metalware develops advanced firmware security solutions for critical infrastructure.

San Francisco, United States
September 2023
$3.0M
Seed

Founder Contacts

30,000+ verified contacts

Health CareInformation TechnologySoftware

Health Harbor is a healthcare data platform designed to automate billing healthcare practices and RCM.

San Francisco, United States
September 2023
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

B2BBillingPaymentsSaaS

CraftOS is a SAAS company that offers inventory tracking and POS tools for wineries.

San Francisco, United States
September 2023
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

AppsArtificial Intelligence (AI)Meeting Software

Onward is a tool that enables efficient teams to automate all their meetings and conversations.

San Francisco, United States
September 2023
$500K
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Developer PlatformMachine LearningSaaS

Empower is a software company that offersa developer platform for fine tuned LLMs.

San Mateo, United States
September 2023
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

B2BDeveloper APIsSoftware

Glide streamlines transaction payments on EVM-compatible chains using tokens, with no need for swaps, and simple API integration.

San Francisco, United States
September 2023
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

AnalyticsArtificial Intelligence (AI)Chatbot

Raz is an iMessage native sales platform to text prospects and nurture leads.

New York, United States
September 2023
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

InternetSoftwareVideo

Revideo is an open-source video editing framework with motion canvas, automates workflows, enables browser-based editing.

Babenhausen, Germany
September 2023
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Machine LearningSoftware

Axflow is a software company that develops an end-to-end framework intended to build artificial intelligence applications.

Lafayette, United States
September 2023
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)B2BHealth CareWellness

Obento Health offers a digital platform for healthcare providers to curate and recommend wellness products.

San Francisco, United States
September 2023
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)SoftwareVideo

ten.dev is a knowledge-sharing platform that helps developers understand modified code and flag potential side effects in the codebase.

Waterford, Ireland
September 2023
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Enterprise SoftwareProject ManagementSaaS

Tegon is an artificial intelligence company that offers an open source platform for issue tracking.

San Francisco, United States
September 2023
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

Data ManagementHardwareInformation TechnologySoftware

ProdTrace is an AI based software that manage CAD files, bills, changes, and procurement.

San Francisco, United States
September 2023
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Cyber SecurityInformation TechnologySoftware

Remy Security uses AI to resolve security and privacy reviews with less effort.

San Francisco, United States
September 2023
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

EnterpriseSoftwareUsability Testing

Contour is an AI customer support platform for financial institutions

New York, United Kingdom
September 2023
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

Showing 3101-3125 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, B2B, SaaS, Machine Learning. The firm invests across 44 different industry categories.

What is Y Combinator's largest investment?

Among tracked funding rounds, Metalware received $3.0M in a Seed round. Y Combinator's total known invested capital is $25.5B.

What is the average investment size for Y Combinator?

Y Combinator's average investment size is $9.2M across its portfolio of 7,960 companies.

What are Y Combinator's most recent investments?

Recent Y Combinator portfolio additions include Respaid, Humanlike, Glaze, Metoro, Baserun. These companies were founded in 2020 or later.

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