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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
Gamotech2025Grant$71KMontreal
AthleteAgent.com2024Seed$1.8MEncinitas
Hellosaurus2022SeedUndisclosedNew York
Career Karma2022Series B$40.0MSan Francisco
Powerhouse AI2022Pre-Seed$500KSingapore
Parrot Software2022Series A$9.5MMonterrey
Pinpoint2025Seed$2.5MNew York
Vulcan2025Seed$10.9MSan Francisco
Grass2025Convertible Note$10.0MDublin
Jiko2025Venture - Series UnknownUndisclosedSan Francisco

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

Export
#CompanyStageAmountLocation
1376GamotechGrant$71KMontreal, Canada
1377AthleteAgent.comSeed$1.8MEncinitas, United States
1378HellosaurusSeedUndisclosedNew York, United States
1379Career KarmaSeries B$40.0MSan Francisco, United States
1380Powerhouse AIPre-Seed$500KSingapore, Singapore
1381Parrot SoftwareSeries A$9.5MMonterrey, Mexico
1382PinpointSeed$2.5MNew York, United States
1383VulcanSeed$10.9MSan Francisco, United States
1384GrassConvertible Note$10.0MDublin, Ireland
1385JikoVenture - Series UnknownUndisclosedSan Francisco, United States
ManufacturingRenewable EnergySemiconductor

Gamotech creates and commercializes technology that minimizes carbon emissions in municipal and commercial fleets today.

Montreal, Canada
November 2025
$71K
Grant

Founder Contacts

30,000+ verified contacts

SaaSSports

AthleteAgent.com is a digital platform that allows businesses to connect with their favorite athletes and teams for endorsement deals.

Encinitas, United States
January 2024
$1.8M
Seed

Founder Contacts

30,000+ verified contacts

EducationE-LearningOnline Portals

Hellosaurus is an e-learning site for children that provides creative services, engaging games, and video courses.

New York, United States
January 2022
Seed

Founder Contacts

30,000+ verified contacts

Career PlanningSocial NetworkTrainingVocational Education

Career Karma helps people find career advice and job training to navigate their careers.

San Francisco, United States
January 2022
$40.0M
Series B

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Computer VisionLogisticsMachine LearningSoftwareWarehousing

Powerhouse AI provides automated inventory management services.

Singapore, Singapore
January 2022
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

RestaurantsService IndustrySoftware

Parrot Software helps restaurants migrate their systems to their own platform to provide the latest technologies, like automates sales.

Monterrey, Mexico
January 2022
$9.5M
Series A

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)CommunitiesSocialSocial Network

Pinpoint is the AI Social Operating System for consumer brands.

New York, United States
October 2025
$2.5M
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)ComplianceLegalSoftware

Vulcan builds AI tools that map U.S. laws and regulations, helping users draft, review, and stay compliant with legal documents.

San Francisco, United States
October 2025
$10.9M
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Assistive TechnologyInternet

Grass is an online community that offers reward for people who provide unused internet for AI developers and enthusiasts.

Dublin, Ireland
October 2025
$10.0M
Convertible Note

Founder Contacts

30,000+ verified contacts

BankingFinancial ServicesFinTechTrading Platform

Jiko is a fintech company that offers API access and treasury bill investment services.

San Francisco, United States
October 2025
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

Agentic AIArtificial Intelligence (AI)FinanceGenerative AIInternet of ThingsRisk ManagementRobotic Process Automation (RPA)Sales AutomationSales EnablementSupply Chain Management

MoBagel empowers enterprises with an Agentic AI Builder for Business Intelligence reporting, forecasting and workflow automation at scale.

Santa Clara, United States
October 2025
Undisclosed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Life ScienceSoftware

Peer offers AI solutions for medical writing, enhancing precision and speed in the life sciences sector.

San Francisco, United States
October 2025
$12.1M
Undisclosed

Founder Contacts

30,000+ verified contacts

AccountingArtificial Intelligence (AI)ConsultingInformation TechnologySoftware

AI software for faster, more cost effective employment verifications

Los Angeles, United States
October 2024
Seed

Founder Contacts

30,000+ verified contacts

ConstructionEnvironmental ConsultingEnvironmental Engineering

Aqua Membranes is an environmental company that provides a differentiated solution in membrane element construction.

Albuquerque, United States
October 2024
$4.2M
Series B

Founder Contacts

30,000+ verified contacts

3D TechnologyAppsArtificial Intelligence (AI)Computer VisionMetaverseSocial MediaVirtual GoodsWeb3

Alter is an open-source platform that consists of a 3D avatar system and motion capture for web3.

New York, United States
October 2021
$3.0M
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Information TechnologyMachine Learning

Vera develops an assessment platform to identify and address risks in artificial intelligence and machine learning models.

New York, United States
October 2023
$2.7M
Pre-Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Machine LearningSoftware

Mesh-AI is a consulting firm that offers data engineering, software, artificial intelligence, and consulting services.

London, United Kingdom
October 2021
$30.0M
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

Financial ServicesFinTechPayments

Barte is a B2B online payments platform that allows users to send and accept payments to automate payment procedures.

São Paulo, Brazil
October 2024
$8.0M
Series A

Founder Contacts

30,000+ verified contacts

ArchitectureConstruction

Ultrawatt is a mission-driven startup to improve urban architecture while making a beneficial social and environmental effect.

Lyon, France
October 2024
$2.2M
Seed

Founder Contacts

30,000+ verified contacts

Adventure TravelLeisureSearch EngineTourismTravel

AllTheRooms is a metasearch platform that helps in finding and finalizing hotel accommodations.

Manhattan, United States
October 2022
$750K
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

Financial ServicesFinTechInsuranceInsurTechLife Insurance

Ladder is a digital life insurance company that offers flexible term coverage in minutes saving policyholders up to 40%.

Palo Alto, United States
October 2021
$100.0M
Series D

Founder Contacts

30,000+ verified contacts

Financial ServicesFinTechInsuranceInsurTech

Boost’s API-driven infrastructure makes it easy for any company to increase customer value by offering embedded insurance.

New York, United States
October 2023
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

BatteryChemicalManufacturing

Green Graphite Technologies develops a cleaner process to purify graphites for electric vehicles.

Montreal, Canada
October 2023
$1.5M
Seed

Founder Contacts

30,000+ verified contacts

CRMFinancial ServicesPayments

WeReno is an AI platform for construction, renovation, and property maintenance.

San Francisco, United States
October 2022
$2.3M
Pre-Seed

Founder Contacts

30,000+ verified contacts

BlockchainGamingInfrastructureOnline GamesVideo GamesWeb3

Sequence is a blockchain infrastructure company that makes web3 easy, fun, and accessible for users and builders.

Toronto, Canada
October 2022
$40.0M
Series A

Founder Contacts

30,000+ verified contacts

Showing 1376-1400 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, Financial Services, FinTech, Machine Learning. The firm invests across 70 different industry categories.

What is Y Combinator's largest investment?

Among tracked funding rounds, Ladder received $100.0M in a Series D 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 Gamotech, AthleteAgent.com, Hellosaurus, Career Karma, Powerhouse AI. These companies were founded in 2020 or later.

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