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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
6,839
Total Invested
$43.6B
Average Investment
$11.4M

Y Combinator's Most Recent Investments (2020+)

Company NameFoundedFunding StageAmountCity
Delphia2022Series AUndisclosedToronto
RippleMatch2022Series BUndisclosedNew York
Finch2023Venture - Series UnknownUndisclosedSan Francisco
Kinside (Acquired by UrbanSitter in 2025)2022Series AUndisclosedClaremont
Canix2022Series AUndisclosedSan Francisco
Miso Labs2026Pre-SeedUndisclosedSan Francisco
Indee Labs2023Non-equity AssistanceUndisclosedSan Francisco
Treinta2022Series AUndisclosedBogotá
TrueAccord2022Venture - Series UnknownUndisclosedLenexa
Let’s Do This2022Series BUndisclosedLondon

Complete List of Y Combinator Portfolio Companies (6,839)

Export
#CompanyStageAmountLocation
301DelphiaSeries AUndisclosedToronto, Canada
302RippleMatchSeries BUndisclosedNew York, United States
303FinchVenture - Series UnknownUndisclosedSan Francisco, United States
304Kinside (Acquired by UrbanSitter in 2025)Series AUndisclosedClaremont, United States
305CanixSeries AUndisclosedSan Francisco, United States
306Miso LabsPre-SeedUndisclosedSan Francisco, United States
307Indee LabsNon-equity AssistanceUndisclosedSan Francisco, United States
308TreintaSeries AUndisclosedBogotá, Colombia
309TrueAccordVenture - Series UnknownUndisclosedLenexa, United States
310Let’s Do ThisSeries BUndisclosedLondon, United Kingdom
Artificial Intelligence (AI)Consumer SoftwareFinTechMachine Learning

Delphia — building at the intersection of consumer data and market forecasting

Toronto, Canada
June 2022
Series A

Founder Contacts

19,000+ verified contacts

ConsultingEmploymentEnterprise SoftwareHuman ResourcesRecruiting

RippleMatch is the recruitment automation platform replacing job boards as the way Gen Z finds work.

New York, United States
June 2022
Series B

Founder Contacts

19,000+ verified contacts

Developer APIsDeveloper ToolsEmployee BenefitsHuman Resources

Finch is the #1 API for Employment Systems. Gain access to 200+ HRIS, Payroll, and Benefits systems through Finch's unified API.

San Francisco, United States
June 2023
Venture - Series Unknown

Founder Contacts

19,000+ verified contacts

Child CareInformation ServicesInformation Technology

Powering the $648b care economy.

Claremont, United States
June 2022
Series A

Founder Contacts

19,000+ verified contacts

CannabisComplianceMobileSaaS

Canix builds ERP software for cannabis companies

San Francisco, United States
June 2022
Series A

Founder Contacts

19,000+ verified contacts

AI InfrastructureArtificial Intelligence (AI)Software

Miso Labs is a software development company that develops voice models that uses artificial intelligence for interactions.

San Francisco, United States
June 2026
Pre-Seed

Founder Contacts

19,000+ verified contacts

BiotechnologyGeneticsManufacturing

Indee Labs is unlocking gene-modified cell therapy for the masses with scalable hardware for gene delivery.

San Francisco, United States
June 2023
Non-equity Assistance

Founder Contacts

19,000+ verified contacts

FinanceFinancial ServicesFinTech

Software and AI tools for SMBs in the US and Latin America

Bogotá, Colombia
June 2022
Series A

Founder Contacts

19,000+ verified contacts

AnalyticsCRMDebt CollectionsFinanceFinancial ServicesFinTechInformation TechnologyMachine Learning

TrueAccord uses behavioral analytics, machine learning and an omni-channel digital approach to collections.

Lenexa, United States
June 2022
Venture - Series Unknown

Founder Contacts

19,000+ verified contacts

E-CommerceEventsMarketplaceSports

Let’s Do This is an online marketplace that that features endurance events in a global scale.

London, United Kingdom
June 2022
Series B

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)ComplianceCyber SecurityEnterprise SoftwareInformation TechnologyIT ManagementSecurity

Swif.ai is a multi-OS device management and compliance automation platform designed for security-driven organizations.

Sunnyvale, United States
June 2025
Seed

Founder Contacts

19,000+ verified contacts

AI InfrastructureDeveloper ToolsGPUSoftware

Expanse is a cluster optimization platform that improves GPU utilization by predicting resource fit and failure risk at job submission time.

San Francisco, United States
June 2026
Pre-Seed

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)DevOpsSoftware

Runtime is an AI infrastructure and developer firm providing sandboxes, observability, guardrails, and deployment tools for AI agents.

San Francisco, United States
June 2026
Pre-Seed

Founder Contacts

19,000+ verified contacts

Data CenterMachinery ManufacturingMechanical Engineering

Madrone is a is a hardware and mechanical engineering company that develops hyper efficient cooling systems for data centers.

Mountain View, United States
June 2026
Pre-Seed

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)Business Process Automation (BPA)Cloud Data ServicesData ManagementManagement Information SystemsProductivity Tools

Scispot provides cloud-based lab software for biotech companies, enabling laboratory workflows and Information Management System.

Kitchener, Canada
June 2026
$1.2M
Series A

Founder Contacts

19,000+ verified contacts

B2BInternetSaaS

Arpio protects and eliminates downtime for AWS applications by making it easy to recover from any outage in just a few minutes.

Durham, United States
June 2026
$8.2M
Series A

Founder Contacts

19,000+ verified contacts

AutomotiveE-CommerceGraphic DesignInternetMarketingPrinting

Wrapmate is a technology-driven managed marketplace that is reimagining the buy-and-sell experience in the vehicle graphics industry.

Greenwood Village, United States
June 2026
Venture - Series Unknown

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)Document ManagementSoftware

Collate creates and streamlines documentation for drug development, medical device, and diagnostic companies.

San Francisco, United States
June 2026
Series A

Founder Contacts

19,000+ verified contacts

EmailSaaS

Upstream is a collaborative email client with channels and task-tracking, offering context and transparency for efficient team decisions.

Paris, France
June 2026
$500K
Pre-Seed

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)Information TechnologyManufacturing

The industrial data layer for robotics

San Francisco, United States
June 2026
$1.1M
Seed

Founder Contacts

19,000+ verified contacts

Financial ServicesPaymentsTransaction Processing

Forage is a payments technology company that enables merchants to accept SNAP EBT and EBT Cash payments.

San Francisco, United States
June 2026
Series B

Founder Contacts

19,000+ verified contacts

CommercialEnergyManufacturing

RegenEAU manufactures systems that recover heat from wastewater to reduce hot water energy use in multi-unit and commercial buildings.

Lévis, Canada
June 2025
Seed

Founder Contacts

19,000+ verified contacts

3D TechnologyBrand MarketingGenerative AIMedia and EntertainmentVideo Advertising

Vimmerse empowers creators and businesses to engage audiences like never before by animating their still visuals into eye-catching videos

San Jose, United States
June 2024
Seed

Founder Contacts

19,000+ verified contacts

FertilityHealth CareHealth DiagnosticsHome Health CareLife ScienceMedicalMedical DevicePersonal HealthWellness

Syrona Health is a digital health solution for personalised gynaecology across life-stages starting from Endometriosis to Menopause.

London, United Kingdom
June 2022
Seed

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)Consumer SoftwareProductivity ToolsSocial CRM

Pally is an AI-native relationship intelligence app.

San Francisco, United States
June 2025
Pre-Seed

Founder Contacts

19,000+ verified contacts

Showing 301-325 of 6,839 portfolio companies

Frequently Asked Questions About Y Combinator

How many companies has Y Combinator invested in?

Y Combinator has invested in 6,839 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), Information Technology, Software, FinTech, SaaS. The firm invests across 73 different industry categories.

What is Y Combinator's largest investment?

Among tracked funding rounds, Arpio received $8.2M in a Series A round. Y Combinator's total known invested capital is $43.6B.

What is the average investment size for Y Combinator?

Y Combinator's average investment size is $11.4M across its portfolio of 6,839 companies.

What are Y Combinator's most recent investments?

Recent Y Combinator portfolio additions include Delphia, RippleMatch, Finch, Kinside (Acquired by UrbanSitter in 2025), Canix. These companies were founded in 2020 or later.

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