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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
PostEra2022GrantUndisclosedBoston
RTHM2022Seed$2.0MRedwood City
Bello2023Seed$1.1MMontréal
Obie2023Series B$25.5MChicago
UTR Therapeutics Inc.2022Pre-Seed$400KNew York
Pigeon2022Seed$2.5MMiami
Luciq2022Series B$46.0MSan Francisco
Locale2022Seed$14.0MSan Francisco
StarSling2025Pre-Seed$500KSan Francisco
Agile RF Systems2024Grant$250KBerthoud

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

Export
#CompanyStageAmountLocation
1051PostEraGrantUndisclosedBoston, United States
1052RTHMSeed$2.0MRedwood City, United States
1053BelloSeed$1.1MMontréal, Canada
1054ObieSeries B$25.5MChicago, United States
1055UTR Therapeutics Inc.Pre-Seed$400KNew York, United States
1056PigeonSeed$2.5MMiami, United States
1057LuciqSeries B$46.0MSan Francisco, United States
1058LocaleSeed$14.0MSan Francisco, United States
1059StarSlingPre-Seed$500KSan Francisco, United States
1060Agile RF SystemsGrant$250KBerthoud, United States
Artificial Intelligence (AI)BiotechnologyMachine LearningPharmaceuticalTherapeutics

PostEra is building a modern 21st century biopharma. We're using our advances in machine learning to bring more cures to patients

Boston, United States
May 2022
Grant

Founder Contacts

30,000+ verified contacts

BiotechnologyHealth CareMedical

Transforming care for complex illness, starting with Long COVID

Redwood City, United States
May 2022
$2.0M
Seed

Founder Contacts

30,000+ verified contacts

CleanTechConsumer ElectronicsConsumer GoodsFood and BeverageHardwareWater Purification

Create your own healthy and customized water at home

Montréal, Canada
May 2023
$1.1M
Seed

Founder Contacts

30,000+ verified contacts

Commercial InsuranceCommercial Real EstateInsuranceInsurTechReal Estate

Obie is an insurance company that specializes in rental property and landlord insurance services.

Chicago, United States
May 2023
$25.5M
Series B

Founder Contacts

30,000+ verified contacts

BiotechnologyLife ScienceOncology

Platform therapeutics company advancing novel treatments for Oncology, Neurodegenerative Disorders, and Rare Diseases

New York, United States
May 2022
$400K
Pre-Seed

Founder Contacts

30,000+ verified contacts

FinanceFinancial ServicesFinTechPayments

Pigeon is a peer-to-peer lending platform that facilitates loans between family, friends, and loved ones.

Miami, United States
May 2022
$2.5M
Seed

Founder Contacts

30,000+ verified contacts

AnalyticsApplication Performance ManagementArtificial Intelligence (AI)Cloud ComputingDevOpsEnterprise SoftwareMachine LearningMobilePredictive AnalyticsProductivity Tools

Luciq is the first Agentic Mobile Observability Platform, purpose-built to help enterprise teams deliver flawless app experiences at scale.

San Francisco, United States
May 2022
$46.0M
Series B

Founder Contacts

30,000+ verified contacts

E-CommerceFood DeliveryGroceryInternetMarketplace

Organic and gourmet high-protein meals for your busy life.

San Francisco, United States
May 2022
$14.0M
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Developer APIsDeveloper ToolsDevOps

StarSling provides an AI-powered platform designed for developers to manage tasks related to DevOps.

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

Founder Contacts

30,000+ verified contacts

RFIDSatellite CommunicationTelecommunications

Agile RF Systems specializes in designing wireless systems for sensors and communications.

Berthoud, United States
May 2024
$250K
Grant

Founder Contacts

30,000+ verified contacts

Field SupportProject ManagementSoftwareTask Management

Sytex is the project collaboration platform where teams build and maintain critical infrastructure faster.

Córdoba, Argentina
May 2022
$1.1M
Pre-Seed

Founder Contacts

30,000+ verified contacts

AdvertisingAnalyticsSEM

Laurence is a hedge fund for ads, automating performance marketing using quantitative models

New York, United States
May 2026
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)MarketplaceWeb Apps

Luel develops AI training data marketplace that supplies training datasets to connect AI enterprises and content contributors.

San Francisco, United States
May 2026
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Internet of ThingsSoftware

Metafoodx provides a trusted AI data layer for global food system, to help prevent waste, increase resilience, & reduce carbon.

San Jose, United States
May 2025
$6.4M
Convertible Note

Founder Contacts

30,000+ verified contacts

AnalyticsArtificial Intelligence (AI)Generative AIMachine LearningNatural Language ProcessingSaaSSoftware

Datrics is an AI-powered Analytics platform to help users explore data, generate insights and automate routines 10x faster.

Middletown, United States
May 2025
$100K
Non-equity Assistance

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)AutomotiveAutonomous Vehicles

Flux Auto develops modular autonomous driving technology for trucks.

San Francisco, United States
May 2024
$6.0M
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Health CarePredictive Analytics

Cascade Health operates an AI-powered platform for healthcare transparency.

Fremont, United States
May 2023
$2.0M
Pre-Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Health CareMedical

Clara is an AI-first primary care and longevity practice, it pairs continuous health monitoring via AI with real, licensed clinicians.

San Francisco, United States
May 2026
$12.0M
Pre-Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Cloud ComputingCommercial Real EstateComputer VisionConstructionEnterprise SoftwarePredictive AnalyticsProperty DevelopmentReal EstateSoftware

PLAN0 AI provides an AI-powered preconstruction cost intelligence platform for real estate and construction stakeholders.

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

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)CollaborationData IntegrationEnterprise SoftwareProductivity ToolsSaaSSales AutomationSoftware

Gigacatalyst provides an embedded AI customization layer that lets B2B SaaS users build apps, dashboards, and automated workflows.

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

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Big DataData Collection and LabelingEdTechMachine LearningRoboticsSoftware

PerfectBit provides verifier grounded multimodal training data for advanced AI models and research systems.

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

Founder Contacts

30,000+ verified contacts

AI InfrastructureArtificial Intelligence (AI)Machine LearningSemiconductor

Blumind provides analog machine learning inferencing engines for edge smart sensors and smart devices.

Ottawa, Canada
May 2026
$14.0M
Grant

Founder Contacts

30,000+ verified contacts

FilmGenerative AI

Flick is a software tool that helps filmmakers produce films end-to-end completely using AI.

Sunnyvale, United States
May 2026
Seed

Founder Contacts

30,000+ verified contacts

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

Showing 1051-1075 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), Machine Learning, Software, Biotechnology, Health Care. The firm invests across 69 different industry categories.

What is Y Combinator's largest investment?

Among tracked funding rounds, Luciq received $46.0M in a Series B 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 PostEra, RTHM, Bello, Obie, UTR Therapeutics Inc.. These companies were founded in 2020 or later.

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