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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
Rivy2025Debt Financing$2.0MLekki
BioAlert Solutions2025Seed$1.7MSherbrooke
Grow Indigo2025Series B$9.7MMumbai
Sympera AI2025Seed$10.0MNew York
ParadeDB2025Series A$12.0MNew York
Scribe Health AI2025Seed$1.2MBrooklyn
Browser Use2025Seed$17.0MSan Francisco
SFOX2025Series BUndisclosedLos Angeles
Qlarifi2025Pre-Seed$1.8MLondon
Olio Labs2025Seed$4.5MCalifornia City

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

Export
#CompanyStageAmountLocation
2351RivyDebt Financing$2.0MLekki, Nigeria
2352BioAlert SolutionsSeed$1.7MSherbrooke, Canada
2353Grow IndigoSeries B$9.7MMumbai, India
2354Sympera AISeed$10.0MNew York, United States
2355ParadeDBSeries A$12.0MNew York, United States
2356Scribe Health AISeed$1.2MBrooklyn, United States
2357Browser UseSeed$17.0MSan Francisco, United States
2358SFOXSeries BUndisclosedLos Angeles, United States
2359QlarifiPre-Seed$1.8MLondon, United Kingdom
2360Olio LabsSeed$4.5MCalifornia City, United States
Artificial Intelligence (AI)FinanceFinancial ServicesFinTech

Rivy is a fintech startup that uses AI-driven underwriting to provide finance small and medium sized businesses.

Lekki, Nigeria
March 2025
$2.0M
Debt Financing

Founder Contacts

30,000+ verified contacts

IndustrialManufacturingWater Purification

BioAlert Solutions is a continuous monitoring device used to detect legionella pneumophila.

Sherbrooke, Canada
March 2025
$1.7M
Seed

Founder Contacts

30,000+ verified contacts

AgricultureAgTechFarmingSustainability

Grow Indigo develops a digital platform that provides biological and digital solutions to farmers for agriculture.

Mumbai, India
March 2025
$9.7M
Series B

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)BankingFinancial ServicesSales

Sympera AI is an Agentic-AI platform that empowers relationship managers with AI-powered financial intelligence and sales enablement tools.

New York, United States
March 2025
$10.0M
Seed

Founder Contacts

30,000+ verified contacts

AnalyticsDatabaseEnterprise SoftwareInformation TechnologySearch EngineSemantic Search

The transactional Elasticsearch alternative built on Postgres

New York, United States
March 2025
$12.0M
Series A

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Health CareMedical

Scribe Health AI is an HIPAA-compliant clinical documentation tool that integrates with 50+ EMR systems.

Brooklyn, United States
March 2025
$1.2M
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Business Process Automation (BPA)Open Source

Make Websites Accessible for Agents

San Francisco, United States
March 2025
$17.0M
Seed

Founder Contacts

30,000+ verified contacts

BitcoinBlockchainCryptocurrencyEthereumFinTechTrading PlatformVirtual Currency

SFOX is a cryptocurrency prime dealer for professional traders and institutional investors.

Los Angeles, United States
March 2025
Series B

Founder Contacts

30,000+ verified contacts

DatabaseFinTechReal Time

Qlarifi is the first real-time BNPL consumer credit database.

London, United Kingdom
March 2025
$1.8M
Pre-Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)BiopharmaBiotechnologyMachine LearningTherapeutics

Olio Labs utilizes AI for combo therapeutics, optimizing and minimizing side effects through automated discovery of protein interactions.

California City, United States
March 2025
$4.5M
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)BiotechnologyMachine Learning

Persist AI is a biotechnology company that builds long-acting microsphere formulations.

West Sacramento, United States
March 2025
$12.0M
Series A

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)BiotechnologyTherapeutics

Exin Therapeutics offers next-gen neurotherapeutics leverage machine learning, genome editing, & bioelectronic medicine.

South San Francisco, United States
March 2025
Seed

Founder Contacts

30,000+ verified contacts

ChemicalMedicalPharmaceutical

ReactWise provides an artificial intelligence Co-Pilot that facilitates the optimization of chemical processes.

London, United Kingdom
March 2025
$1.6M
Grant

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Health CareMedicalPersonal Health

Mito Health is an AI-powered medical healthtech that provides advances to revolutionize the future of personalized preventative care.

Singapore, Singapore
March 2025
$2.2M
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)B2B

Kyber is a ChatGPT for enterprise support that embeds AI intelligence into enterprise support workflows.

New York, United States
March 2025
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)EdTechEducationSoftware

Revision Dojo uses AI to transform study tools like question banks, notes, and mini-lessons into personalized learning experiences.

San Francisco, United States
March 2025
$3.4M
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Generative AIMarketingSearch EngineSEOSoftware

AthenaHQ is the one-stop-shop for marketers on everything AI Search.

San Francisco, United States
March 2025
$2.2M
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)ConsumerFinTechShopping

Pap! automates refund claims by scanning email receipts, recovering billions owed to consumers from price drops and flight delays.

Berkeley, United States
March 2025
$2.6M
Series Unknown

Founder Contacts

30,000+ verified contacts

Health CareHealth DiagnosticsMedicalMen'sTelehealthWellness

Phoenix is a digital health platform providing telemedicine services for men's health, treating ED, hair loss, PE, and weight loss.

Toronto, Canada
March 2025
$34.7M
Series A

Founder Contacts

30,000+ verified contacts

ManufacturingPublic SafetySecuritySensor

Flock Safety provides end-to-end surveillance solutions to support law enforcement and communities.

Atlanta, United States
March 2025
$275.0M
Series F

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)B2BSoftware

Leaping AI develops AI-powered voice agents that are human-like to automate center operations for businesses.

San Francisco, United States
March 2025
$4.7M
Seed

Founder Contacts

30,000+ verified contacts

Information TechnologyMarketplaceReal Estate

Ryse is a marketplace for real estate operators to sell their lease assets to capital markets investors

New York, United States
March 2025
$5.9M
Series Unknown

Founder Contacts

30,000+ verified contacts

Robotics

Pave Robotics develops autonomous robots that detect, map, and seal pavement cracks to support automated road maintenance.

San Jose, United States
March 2025
$5.0M
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Industrial AutomationRobotics

General Agency specializes in the development of AI coworkers that possess the ability to learn and function like humans.

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

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Developer ToolsRobotics

Augento is a Robotics Engineering company that provides turn key solution to cstomers.

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

Founder Contacts

30,000+ verified contacts

Showing 2351-2375 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), FinTech, Medical, Health Care, Biotechnology. The firm invests across 58 different industry categories.

What is Y Combinator's largest investment?

Among tracked funding rounds, Flock Safety received $275.0M in a Series F 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 Rivy, BioAlert Solutions, Grow Indigo, Sympera AI, ParadeDB. These companies were founded in 2020 or later.

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