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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
Thought Machine2025Venture - Series Unknown$61.9MLondon
ValueMate2025SeedUndisclosedSan Francisco
Sagekit2025Pre-Seed$500KSan Francisco
Nottelabs2025Pre-Seed$2.5MSan Francisco
Archeon2024Venture - Series UnknownUndisclosedBesançon
Ready2024Venture - Series UnknownUndisclosedSan Francisco
Pivot Robots2024SeedUndisclosedSan Francisco
Bunkerhill Health2023Series A$20.0MPalo Alto
Closera2025Pre-Seed$500KSan Francisco
ScriptDrop2023Venture - Series Unknown$3.0MColumbus

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

Export
#CompanyStageAmountLocation
551Thought MachineVenture - Series Unknown$61.9MLondon, United Kingdom
552ValueMateSeedUndisclosedSan Francisco, United States
553SagekitPre-Seed$500KSan Francisco, United States
554NottelabsPre-Seed$2.5MSan Francisco, United States
555ArcheonVenture - Series UnknownUndisclosedBesançon, France
556ReadyVenture - Series UnknownUndisclosedSan Francisco, United States
557Pivot RobotsSeedUndisclosedSan Francisco, United States
558Bunkerhill HealthSeries A$20.0MPalo Alto, United States
559CloseraPre-Seed$500KSan Francisco, United States
560ScriptDropVenture - Series Unknown$3.0MColumbus, United States
BankingEnterprise SoftwareFinancial ServicesFinTechIT Infrastructure

Thought Machine is a Fintech company that builds cloud-native technology to revolutionize core banking.

London, United Kingdom
July 2025
$61.9M
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)SaaS

Valuemate automates real estate appraisals with AI

San Francisco, United States
July 2025
Seed

Founder Contacts

30,000+ verified contacts

Software

Meet Sage - your automation engineer

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

Founder Contacts

30,000+ verified contacts

Information TechnologyOpen SourceSoftware

Building internet infrastructure for web agents

San Francisco, United States
July 2025
$2.5M
Pre-Seed

Founder Contacts

30,000+ verified contacts

Medical Device

Archeonis fully dedicated to the development of innovative solutions for the monitoring, diagnosis and treatment of critically ill patients.

Besançon, France
July 2024
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

Financial ServicesFinTechSoftware

Ready helps utility providers connect more families to better services at lower cost.

San Francisco, United States
July 2024
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

3D TechnologyAdvanced MaterialsAerospaceArtificial Intelligence (AI)Industrial AutomationMachine LearningManufacturingQuality AssuranceRobotics

Pivot Robots uses AI vision software with robots and sensors to improve industrial automation adaptability.

San Francisco, United States
July 2024
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Health CareHealth Diagnostics

AI agents for modern health systems

Palo Alto, United States
July 2023
$20.0M
Series A

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)B2BGenerative AIReal Estate BrokerageSoftware

Closera is an AI-driven platform designed for commercial real estate brokerages.

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

Founder Contacts

30,000+ verified contacts

DeliveryHealth CareMedicalPersonal Health

ScriptDrop is a medication access startup that connects pharmacies to a network of trained professional couriers.

Columbus, United States
July 2023
$3.0M
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

EducationE-LearningMessaging

Arist helps companies deliver learning, training, and nudges in the flow of work via Teams, Slack, and text message-based courses.

San Francisco, United States
July 2022
$12.0M
Series A

Founder Contacts

30,000+ verified contacts

FinTechHealth CareInformation Services

Turbo tax to help patients fight medical debt.

Hanover, United States
July 2022
$3.3M
Seed

Founder Contacts

30,000+ verified contacts

BiotechnologyHealth CareMedical

Notable Labs provides personalized drug combination testing service for cancer patients.

Foster City, United States
July 2022
$189K
Series B

Founder Contacts

30,000+ verified contacts

AerospaceAir TransportationMilitary

Velontra provides hypersonic weapon technologies and attributable aerospace solutions.

Cincinnati, United States
July 2022
$1.0M
Pre-Seed

Founder Contacts

30,000+ verified contacts

Business IntelligenceHuman ResourcesPredictive AnalyticsRecruitingSoftware

HR Tech International is a B2B self-contained hardware and software solution for recruitment.

Wan Chai, Hong Kong
July 2022
Series A

Founder Contacts

30,000+ verified contacts

Cloud InfrastructureDeveloper ToolsSoftware

Pluralith is an automated cloud infrastructure visualization and documentation tool Terraform infrastructure.

Manhattan, United States
July 2022
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

AdvertisingE-CommerceMarketplace

Promoted unifies organic search, promotions, and ads in one optimized system for marketplaces.

San Francisco, United States
July 2022
$6.0M
Seed

Founder Contacts

30,000+ verified contacts

Career PlanningEducationEmploymentRecruiting

Pathrise is an online mentorship program for tech professionals that provides training, and advice to help in landing the next job.

San Francisco, United States
July 2022
$17.0M
Series B

Founder Contacts

30,000+ verified contacts

Developer ToolsMobileMobile AppsSoftware

Runway is a mobile release management platform that helps teams better coordinate and automate app releases.

New York, United States
July 2022
Seed

Founder Contacts

30,000+ verified contacts

BlockchainFinTechWeb3

Fabric Digital asset aggregation

Seattle, United States
July 2022
$5.0M
Seed

Founder Contacts

30,000+ verified contacts

BiotechnologyConsumer SoftwareFitnessGeneticsMedical

Genomelink is a platform where people discover more with their DNA data and help businesses build, market, and do research with it.

Berkeley, United States
July 2021
$3.5M
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)ComputerRetailShoppingSoftware

Caper builds autonomous retailer devices and solutions powered by deep learning and computer vision

New York, United States
July 2021
$5.0M
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

Agentic AIChatbotDatabaseInformation TechnologyProductivity ToolsSoftware

Dashworks is a knowledge assistant that helps employees find the information they need while also increasing productivity.

San Francisco, United States
July 2023
$5.0M
Seed

Founder Contacts

30,000+ verified contacts

BlockchainSoftware

Pylons is a Tendermint-incubated NFT chain built using the Cosmos SDK. They are focused on making fast, free, easily programmable NFTs.

New York, United States
July 2023
$3.2M
Seed

Founder Contacts

30,000+ verified contacts

Developer APIsDeveloper ToolsFinTech

SnapTrade is an API that connects retail brokerage accounts to a fintech app.

Fredericton, Canada
July 2025
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

Showing 551-575 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, FinTech, Artificial Intelligence (AI), Health Care, Medical. The firm invests across 60 different industry categories.

What is Y Combinator's largest investment?

Among tracked funding rounds, Thought Machine received $61.9M in a Venture - Series Unknown 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 Thought Machine, ValueMate, Sagekit, Nottelabs, Archeon. These companies were founded in 2020 or later.

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