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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
MaverickX2026Corporate RoundUndisclosedAustin
Armature2026Pre-Seed$500KClaymont
Blacksmith2026Venture - Series Unknown$10.0MSan Francisco
Exa2026Series C$85.0MSan Francisco
CircuitHub2026Series A$9.7MSouth Deerfield
Contrario2026Seed$500KSan Francisco
HepaTx2025GrantUndisclosedPalo Alto
Landing2025Debt Financing$180.0MBirmingham
BlueHill Payments2022Pre-Seed$500KSan Francisco
Inauro2022Series A$3.0MNeutral Bay

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

Export
#CompanyStageAmountLocation
1026MaverickXCorporate RoundUndisclosedAustin, United States
1027ArmaturePre-Seed$500KClaymont, United States
1028BlacksmithVenture - Series Unknown$10.0MSan Francisco, United States
1029ExaSeries C$85.0MSan Francisco, United States
1030CircuitHubSeries A$9.7MSouth Deerfield, United States
1031ContrarioSeed$500KSan Francisco, United States
1032HepaTxGrantUndisclosedPalo Alto, United States
1033LandingDebt Financing$180.0MBirmingham, United States
1034BlueHill PaymentsPre-Seed$500KSan Francisco, United States
1035InauroSeries A$3.0MNeutral Bay, Australia
Business DevelopmentBusiness IntelligenceManufacturing

MaverickX is a startup engineering advanced chemicals for natural resource extraction, focusing on oil, gas, and critical metals.

Austin, United States
May 2026
Corporate Round

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Information TechnologyInternet

Armature is a developer of agent experience platform testing, monitoring, and optimizing AI workflows.

Claymont, United States
May 2026
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

Cloud ComputingDeveloper ToolsSoftware

The fastest way to run your GitHub Actions. Trusted by Veed, Clerk, Ashby and 600+ others.

San Francisco, United States
May 2026
$10.0M
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Developer APIsGenerative AISearch EngineSoftware

Exa offers an AI-centered search engine tailored for automated systems and applications.

San Francisco, United States
May 2026
$85.0M
Series C

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)ElectronicsHardwareInternet of ThingsMachine LearningManufacturingRobotics

CircuitHub provides on-demand electronics manufacturing services for printed circuit board assembly and hardware production workflows.

South Deerfield, United States
May 2026
$9.7M
Series A

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)B2BRecruitingSaaS

Contrario is an entirely autonomous recruiting agency that operates on the basis of advanced artificial intelligence technology.

San Francisco, United States
May 2026
$500K
Seed

Founder Contacts

30,000+ verified contacts

BiotechnologyMedicalTherapeutics

Hepatx is developing regenerative medicine solutions.

Palo Alto, United States
May 2025
Grant

Founder Contacts

30,000+ verified contacts

Real EstateRentalRental PropertyResidential

Landing is a membership-based network that offers a subscription model for the apartment rental experience.

Birmingham, United States
May 2025
$180.0M
Debt Financing

Founder Contacts

30,000+ verified contacts

FinTechMobile PaymentsPaymentsSoftware

BlueHill Payments is a payments technology company that manages complex billing.

San Francisco, United States
May 2022
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

AgTechConstructionData IntegrationInformation TechnologyInternet of ThingsLogisticsMining TechnologyRentalSoftware

Inauro is an Australian Industrial AI company founded to automate operational processes in Construction, Rental, Agriculture & Logistics

Neutral Bay, Australia
May 2022
$3.0M
Series A

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)HardwareRoboticsSoftware

General Instinct is developing an intelligent AI technology for next-generation autonomous machines.

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

Founder Contacts

30,000+ verified contacts

Agentic AIAnalyticsB2BSaaSSoftware

Voker is the Agent Analytics Platform for monitoring and improving your AI agents. Companies like Dutch.com use our SDK to build better AI.

San Francisco, United States
May 2026
Pre-Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Big DataCloud ComputingCloud InfrastructureData Center AutomationDeveloper APIsEnterprise SoftwareMachine LearningSaaS

Zibra Labs provides cloud-based high-performance compute clusters and APIs for large-scale AI and quant workloads.

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

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)B2BData IntegrationSales

Leadbay develops AI software for B2B lead discovery and sales prospecting.

San Francisco, United States
May 2026
$500K
Seed

Founder Contacts

30,000+ verified contacts

Computer VisionE-CommerceRetailRetail TechnologyRFID

RADAR is a retail technology company that develops a platform to automate in-store inventory tracking, analytics, and checkout processes.

New York, United States
May 2026
Series B

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Digital MediaGamingMobile AppsSocial Media

Status AI is an AI-driven social simulation platform that combines elements of social media, fanfiction, and interactive storytelling.

New York, United States
May 2026
Series A

Founder Contacts

30,000+ verified contacts

Big DataComputerSoftware

Payroll API for LatAm

São Paulo, Brazil
May 2026
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Information TechnologyIntellectual PropertySoftware

Stilta offers AI software for patent practitioners to search prior art, draft filings, monitor competitors, and assess portfolio value.

San Francisco, United States
May 2026
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)BiotechnologyMarket Research

Blank Bio is an applied AI research company developing RNA foundation models that analyze biological sequence data for therapeutic research.

San Francisco, United States
May 2026
Seed

Founder Contacts

30,000+ verified contacts

LogisticsSupply Chain Management

EXO Freight is a managed transportation marketplace connecting open deck shippers and carriers.

Royal Oak, United States
May 2022
$15.0M
Series A

Founder Contacts

30,000+ verified contacts

BankingFinancial ServicesFinTech

LemFi provides users with accounts in their country of residence and of origin for personal and business banking needs.

Toronto, Canada
May 2026
$53.0M
Corporate Round

Founder Contacts

30,000+ verified contacts

AnalyticsCloud Data ServicesData GovernanceData IntegrationData Management

Fivetran is a technology company that automates replicating data into a cloud data platforms.

Oakland, United States
May 2023
$125.0M
Debt Financing

Founder Contacts

30,000+ verified contacts

Human ResourcesInformation TechnologyMarketplaceRecruitingSaaSStaffing Agency

Instawork is an on-demand staffing app for gig workers and hospitality businesses.

San Francisco, United States
May 2023
$60.0M
Series D

Founder Contacts

30,000+ verified contacts

B2BDirect SalesSalesSales AutomationSoftware

Palette develops a sales compensation software that helps companies easily create, manage, and automate compensation plans.

Paris, France
May 2022
$6.0M
Seed

Founder Contacts

30,000+ verified contacts

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

Showing 1026-1050 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, B2B, SaaS. The firm invests across 66 different industry categories.

What is Y Combinator's largest investment?

Among tracked funding rounds, Landing received $180.0M in a Debt Financing 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 MaverickX, Armature, Blacksmith, Exa, CircuitHub. These companies were founded in 2020 or later.

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