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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
AOA2026GrantUndisclosedDenver
Superb AI2026Grant$9.5MSan Mateo
SPARK Microsystems2026Grant$12.4MMontréal
Oklo2026Post-IPO EquityUndisclosedSanta Clara
VIOLETTE_FR2026Venture - Series UnknownUndisclosedNew York
Datlo2025Seed$713KMaringá
Salvy2024Seed$1.9MCuritiba
Clearest Health2023Seed$2.8MNew York
StartPlaying2022Seed$6.5MSan Francisco
VitalStrata2025Pre-Seed$1.2MNew York

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

Export
#CompanyStageAmountLocation
1076AOAGrantUndisclosedDenver, United States
1077Superb AIGrant$9.5MSan Mateo, United States
1078SPARK MicrosystemsGrant$12.4MMontréal, Canada
1079OkloPost-IPO EquityUndisclosedSanta Clara, United States
1080VIOLETTE_FRVenture - Series UnknownUndisclosedNew York, United States
1081DatloSeed$713KMaringá, Brazil
1082SalvySeed$1.9MCuritiba, Brazil
1083Clearest HealthSeed$2.8MNew York, United States
1084StartPlayingSeed$6.5MSan Francisco, United States
1085VitalStrataPre-Seed$1.2MNew York, United States
Artificial Intelligence (AI)BiotechnologyHealth CareHealth Diagnostics

AOA Dx is a biotech company developing cancer diagnostics in the field of women’s health.

Denver, United States
May 2026
Grant

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Computer VisionMachine LearningNatural Language ProcessingSaaS

Superb AI is a company that develops computer vision AI and automation software for the robotics and autonomous vehicle industries.

San Mateo, United States
May 2026
$9.5M
Grant

Founder Contacts

30,000+ verified contacts

CleanTechEnergy EfficiencyInternet of ThingsManufacturingSemiconductorWireless

SPARK Microsystems is a semiconductor company that develops short-range wireless communication technology.

Montréal, Canada
May 2026
$12.4M
Grant

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Clean EnergyEnergyManufacturingNuclearRenewable EnergyVenture Capital

Oklo specializes in designing and developing small modular reactors for advanced fission power plants.

Santa Clara, United States
May 2026
Post-IPO Equity

Founder Contacts

30,000+ verified contacts

BeautyCosmeticsE-Commerce

VIOLETTE_FR is a beauty brand that offers a range of skin care products with online services.

New York, United States
May 2026
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Information TechnologyService Industry

Dalto is a geointelligence platform for sales and marketing professionals.

Maringá, Brazil
May 2025
$713K
Seed

Founder Contacts

30,000+ verified contacts

Enterprise SoftwareIT ManagementSoftwareTelecommunications

Full-digital B2B mobile carrier

Curitiba, Brazil
May 2024
$1.9M
Seed

Founder Contacts

30,000+ verified contacts

AnalyticsData ManagementHealth CareInsurTech

Clearest Health helps health plans and employers improve benefits using advanced tech and clear data.

New York, United States
May 2023
$2.8M
Seed

Founder Contacts

30,000+ verified contacts

CommunitiesGamingInformation ServicesMedia and Entertainment

StartPlaying is a gameplay community platform that allows players to find tabletop role-playing games and game masters for any game system.

San Francisco, United States
May 2022
$6.5M
Seed

Founder Contacts

30,000+ verified contacts

AnalyticsArtificial Intelligence (AI)ComplianceEnterprise SoftwareHealth CareHealth DiagnosticsHealth InsuranceMedicalRisk Management

VitalStrata is a software firm that develops AI software for Medicare Advantage risk adjustment compliance and coding integrity.

New York, United States
May 2025
$1.2M
Pre-Seed

Founder Contacts

30,000+ verified contacts

AnalyticsInformation TechnologyInternetSaaSSoftware

Index is the collaborative platform for business analytics.

San Francisco, United States
May 2025
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

AgricultureConsumerData VisualizationInformation ServicesInformation Technology

Precip provides precise rainfall tracking without the use of a gauge.

San Francisco, United States
May 2024
$2.0M
Seed

Founder Contacts

30,000+ verified contacts

DeliveryFood DeliverySoftware

BiteSight is the video-first food delivery app

New York, United States
May 2024
$1.5M
Pre-Seed

Founder Contacts

30,000+ verified contacts

BiotechnologyHealth CareProduct Research

Abalone Bio develops pharmacologically antibody drugs to successfully treat metaolic and inflammatory diseases where other drugs fail

Emeryville, United States
May 2024
$7.6M
Seed

Founder Contacts

30,000+ verified contacts

ConsumerConsumer GoodsDietary SupplementsWellness

For Wellness is an e-commerce company that provides coffee and health supplements.

Scottsdale, United States
May 2023
$2.4M
Seed

Founder Contacts

30,000+ verified contacts

Information TechnologyInsuranceInsurTech

Trellis Technologies is an insurtech company that helps compare and purchase personal property and casualty insurance policies.

San Francisco, United States
May 2023
$89K
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Generative AIInformation TechnologySoftware

Booth.ai is a Generative AI-powered product photography platform

San Francisco, United States
May 2023
$2.2M
Seed

Founder Contacts

30,000+ verified contacts

Financial ServicesMobile AppsSoftwareSoftware Engineering

Vest is a Financial Services offering brokerage application that helps invest in US stock market with security and ease.

Austin, United States
May 2023
$5K
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Mental HealthTherapeuticsWellness

Klarify is a developer of AI practice management platform automating therapists’ administrative workflows.

San Francisco, United States
May 2026
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Data Collection and LabelingDeveloper APIsFraud DetectionInformation TechnologyIntelligent SystemsRisk Management

Cinder | Responsible AI, Trust & Safety, and Data Labeling At Scale

New York, United States
May 2026
Series B

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Developer PlatformMachine LearningSoftware

Vapi is a voice AI platform that allows developers to build, test and deploy voice agents for phone calls and customer support.

San Francisco, United States
May 2026
Series B

Founder Contacts

30,000+ verified contacts

ComplianceFinTechSoftware

Greenboard is a financial software company that develops software to bridge the gap between regulation and financial innovation.

New York, United States
May 2026
$4.5M
Series A

Founder Contacts

30,000+ verified contacts

Home and GardenManufacturingRobotics

Airseekers Robotics is a manufacturing company that specializes in smart yard and outdoor robotics lawnmower for outdoor maintenance.

Las Vegas, United States
May 2025
$2.3M
Product Crowdfunding

Founder Contacts

30,000+ verified contacts

BlockchainFinancial Services

Satori is a provider of a decentralized derivatives platform.

San Francisco, United States
May 2022
$10.0M
Seed

Founder Contacts

30,000+ verified contacts

B2BBeautySmall and Medium BusinessesSoftware

Lovage helps barbers and stylists turn open appointment slots into booked clients.

Lehi, United States
May 2022
Seed

Founder Contacts

30,000+ verified contacts

Showing 1076-1100 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, Information Technology, Health Care, Manufacturing. The firm invests across 67 different industry categories.

What is Y Combinator's largest investment?

Among tracked funding rounds, SPARK Microsystems received $12.4M in a Grant 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 AOA, Superb AI, SPARK Microsystems, Oklo, VIOLETTE_FR. These companies were founded in 2020 or later.

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