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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
$33.2B
Average Investment
$11.7M

Y Combinator's Most Recent Investments (2020+)

Company NameFoundedFunding StageAmountCity
Topline Pro2025Series B$27.0MNew York
Sola2025Series A$17.5MNew York
Sanctum2025Pre-Seed$500KSan Francisco
Mogile Technologies2025Grant$676KMontreal
Shrapnel2025Series Unknown$19.5MSeattle
Calogy Solutions2025Grant$1.1MSherbrooke
Albiware2025Series BUndisclosedDowners Grove
Soraban2025Series AUndisclosedSan Francisco
Arintra2025Series A$21.0MAustin
Nautilus2025Pre-Seed$500KSan Francisco

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

Export
#CompanyStageAmountLocation
2051Topline ProSeries B$27.0MNew York, United States
2052SolaSeries A$17.5MNew York, United States
2053SanctumPre-Seed$500KSan Francisco, United States
2054Mogile TechnologiesGrant$676KMontreal, Canada
2055ShrapnelSeries Unknown$19.5MSeattle, United States
2056Calogy SolutionsGrant$1.1MSherbrooke, Canada
2057AlbiwareSeries BUndisclosedDowners Grove, United States
2058SorabanSeries AUndisclosedSan Francisco, United States
2059ArintraSeries A$21.0MAustin, United States
2060NautilusPre-Seed$500KSan Francisco, United States
Artificial Intelligence (AI)Generative AIInternetMobile AppsSoftware

Topline Pro is a generative AI platform enabling home services professionals to manage and scale their businesses online.

New York, United States
August 2025
$27.0M
Series B

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Business Process Automation (BPA)Data Center AutomationMachine LearningRobotics

Sola assists automation-minded companies in building robotic agents that are capable of handling tedious tasks via LLMs and computer vision.

New York, United States
August 2025
$17.5M
Series A

Founder Contacts

30,000+ verified contacts

AnalyticsArtificial Intelligence (AI)B2BDeveloper ToolsInfrastructureSoftware

Sanctum is an AI powered simulation platform that converts user behavior into automated tests to help teams identify issues.

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

Founder Contacts

30,000+ verified contacts

ComputerComputer VisionSoftware

Mogile Technologies provides innovative online solutions intended to increase the adoption of electric mobility.

Montreal, Canada
August 2025
$676K
Grant

Founder Contacts

30,000+ verified contacts

BlockchainBusiness DevelopmentGamingInformation ServicesMedia and EntertainmentSoftware

Shrapnel moddable extraction shooter game, built by a unique team of BAFTA & Emmy Award-winning talent, using UE5 & blockchain.

Seattle, United States
August 2025
$19.5M
Series Unknown

Founder Contacts

30,000+ verified contacts

BatteryElectric VehicleManufacturingTransportation

Calogy Solutions is a developer of thermal management technologies designed to assist in electric transportation applications.

Sherbrooke, Canada
August 2025
$1.1M
Grant

Founder Contacts

30,000+ verified contacts

Cloud ManagementSaaSSoftware

Albiware is a cloud-based job management platform that makes technology easy and accessible for home service contractors.

Downers Grove, United States
August 2025
Series B

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)

Soraban is building an admin AI assistant for accounting firms

San Francisco, United States
August 2025
Series A

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Electronic Health Record (EHR)Health CarePaaSSoftware

Arintra provides an AI-powered autonomous medical coding platform to streamline hospital and clinic revenue cycle management.

Austin, United States
August 2025
$21.0M
Series A

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)CRMPaymentsSaaSSoftware

Nautilus is a car-wash software platform that enables online sales, one-click membership management, and automated marketing.

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

Founder Contacts

30,000+ verified contacts

Consumer SoftwareFinTechInformation TechnologySales AutomationSoftware

The first automated financial operations software built for CPG brands

New York, United States
August 2025
$15.0M
Series A

Founder Contacts

30,000+ verified contacts

Delivery ServiceFood DeliveryGroceryMarketplace

Chowdeck is an application that offers food delivery services and a marketplace to buy meals from a wide range of restaurants.

Lagos, Nigeria
August 2025
$15.4M
Series A

Founder Contacts

30,000+ verified contacts

Developer ToolsFinancial ServicesFinTechPayments

Stablecoin API for global payments — One API. Multiple payment rails.

San Francisco, United States
August 2025
$3.3M
Seed

Founder Contacts

30,000+ verified contacts

Industrial EngineeringManufacturingSpace Travel

Orbital Operations is developing high thrust space vehicles for satellite defense.

Long Beach, United States
August 2025
$8.8M
Seed

Founder Contacts

30,000+ verified contacts

Health CareInformation ServicesInformation TechnologySoftware

Elion is a digital health software marketplace for healthcare providers.

New York, United States
August 2025
$9.3M
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)B2BFinTechPaymentsProductivity ToolsSoftware

Alaan provides corporate cards, expense management software, and AI automation tools.

Dubai, United Arab Emirates
August 2025
$48.0M
Series A

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Developer PlatformDeveloper Tools

Say goodbye to tedious management tasks. Focus on what really matters for you as a manager and your team.

New City, United States
August 2025
$6.0M
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)InsuranceRisk Management

IronGrid offers performance-based insurance solutions tailored for advanced hardware systems.

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

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)B2CSoftware

Giga provides an AI platform for voice and chat agents automating customer service and operational workflows with analytics.

San Francisco, United States
August 2025
$61.0M
Series A

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Service IndustrySocial Network

Billions is a global network of AI and humans that was created to foster trust in the AI era.

Zug, Switzerland
August 2025
$30.0M
Series Unknown

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Industrial EngineeringInformation TechnologyInfrastructureMilitaryRoboticsSoftware

Gecko Robotics is an AI and robotics technology company that provides robotics and inspection services for industrial applications.

Pittsburgh, United States
August 2025
Secondary Market

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)SoftwareSoftware Engineering

Floot is an AI-powered no-code platform for non-coders and entrepreneurs to build apps.

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

Founder Contacts

30,000+ verified contacts

ArchitectureArtificial Intelligence (AI)Computer VisionConstructionWeb Development

Structured AI builds AI-powered tools to automate repetitive workflows and make collaboration between different engineering teams seamless.

San Francisco, United States
July 2025
$497K
Pre-Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Communications InfrastructureLaw EnforcementLegal Tech

Legal tech company that qualifies, intakes, closes, and retains clients with AI agents.

San Francisco, United States
July 2025
$3.2M
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Internet of ThingsRecruiting

Vahan is an AI-based chatbot that assists employers in efficiently hiring blue- and grey-collar workers across various industries.

Bangalore, India
July 2025
Series Unknown

Founder Contacts

30,000+ verified contacts

Showing 2051-2075 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), Software, Developer Tools, Payments, FinTech. The firm invests across 59 different industry categories.

What is Y Combinator's largest investment?

Among tracked funding rounds, Giga received $61.0M in a Series A round. Y Combinator's total known invested capital is $33.2B.

What is the average investment size for Y Combinator?

Y Combinator's average investment size is $11.7M across its portfolio of 5,185 companies.

What are Y Combinator's most recent investments?

Recent Y Combinator portfolio additions include Topline Pro, Sola, Sanctum, Mogile Technologies, Shrapnel. These companies were founded in 2020 or later.

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