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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
$49.3B
Average Investment
$9.0M

Y Combinator's Most Recent Investments (2020+)

Company NameFoundedFunding StageAmountCity
Guidesly2025Series A$9.5MTopsfield
Alium2025Seed$7.0MAlbany
RenoFi2025Venture - Series Unknown$1.5MPhiladelphia
Raspberry AI2025Series A$24.0MNew York
Budgie Health2025Seed$3.0MNew York
ConvoStats2025Seed$5.0MSan Francisco
Rembrand2025Series A$23.0MPalo Alto
AstroForge2024Seed$50KHuntington Beach
Genuine Taste2024Pre-Seed$69KToronto
FINNY2024Seed$4.3MNew York

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

Export
#CompanyStageAmountLocation
801GuideslySeries A$9.5MTopsfield, United States
802AliumSeed$7.0MAlbany, United States
803RenoFiVenture - Series Unknown$1.5MPhiladelphia, United States
804Raspberry AISeries A$24.0MNew York, United States
805Budgie HealthSeed$3.0MNew York, United States
806ConvoStatsSeed$5.0MSan Francisco, United States
807RembrandSeries A$23.0MPalo Alto, United States
808AstroForgeSeed$50KHuntington Beach, United States
809Genuine TastePre-Seed$69KToronto, Canada
810FINNYSeed$4.3MNew York, United States
Information ServicesMarketplaceSoftware

Guidesly is a mobile App connecting outdoor enthusiasts with guides.

Topsfield, United States
January 2025
$9.5M
Series A

Founder Contacts

30,000+ verified contacts

Brand MarketingMarketingSalesSoftware

Alium develops a commercial intelligence platform designed for sales and marketing teams.

Albany, United States
January 2025
$7.0M
Seed

Founder Contacts

30,000+ verified contacts

Commercial LendingFinanceFinancial ServicesFinTechLending

RenoFi helps homeowners discover a smart way to finance their renovation and tackle everything on their wishlist.

Philadelphia, United States
January 2025
$1.5M
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)FashionProduct DesignSoftware

Raspberry AI provides generative AI software for fashion design and merchandising.

New York, United States
January 2025
$24.0M
Series A

Founder Contacts

30,000+ verified contacts

AdviceHealth CareHealth InsuranceWellness

Better benefits decisions with data and AI

New York, United States
January 2025
$3.0M
Seed

Founder Contacts

30,000+ verified contacts

ConvoStats specializes in software rearchitecting, documentation, code analytics, and codebase adaptation

San Francisco, United States
January 2025
$5.0M
Seed

Founder Contacts

30,000+ verified contacts

AdvertisingArtificial Intelligence (AI)Digital MarketingSocial Media Marketing

Rembrand is an in-scene media and virtual product placement platform that uses AI to integrate brands into video content.

Palo Alto, United States
January 2025
$23.0M
Series A

Founder Contacts

30,000+ verified contacts

MiningMining TechnologySpace Travel

AstroForge is an asteroid mining company that extracts gold and other minerals from asteroid.

Huntington Beach, United States
December 2024
$50K
Seed

Founder Contacts

30,000+ verified contacts

AgTechBiotechnology

Creating real animal fat - without harm to animals - to improve the flavour and nutrition of alternative meat

Toronto, Canada
December 2024
$69K
Pre-Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)ConsultingMachine LearningWealth Management

FINNY is an AI prospecting tool that provides technology solutions for financial advisors.

New York, United States
December 2024
$4.3M
Seed

Founder Contacts

30,000+ verified contacts

ComputerInformation TechnologyInternetQuantum Computing

BlueQubit is a quantum software platform that offers software library for enterprise, defense, and academic customers.

Los Angeles, United States
December 2024
$10.0M
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Event ManagementEvents

Nowadays automates event planning through AI-driven venue negotiations and logistics.

Mercer Island, United States
December 2024
$2.0M
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Dental

ShowAndTell creates AI agents to simplify dental patient operations and enhance case acceptance.

San Francisco, United States
December 2024
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Information Technology

fixa helps developers find and fix bugs in their AI voice agents and also enables them to pinpoint root causes and fix them faster.

San Francisco, United States
December 2024
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Developer ToolsSoftware

Fix AI is an AI platform that automates frontend QA testing using AI agents that simulate real users on websites.

San Francisco, United States
December 2024
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Health CareWellness

Helpcare AI is an AI based health tech firm offering care coordination burden on employees through AI.

San Francisco, United States
December 2024
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)B2BHardwareManufacturingSoftware

Fabricate is a Software Development firm that manufactures hardware for teams.

Toronto, Canada
December 2024
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)EmailInternetVirtual Reality

Friday is an AI virtual assistant that manages inbox by handling spam, filters newsletters, send notifications, and reply to mundane emails.

San Francisco, United States
December 2024
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Developer ToolsInformation TechnologySoftware

HumanLayer is a Software Development firm offering safe access for AI to keep Human in loop for the workflow.

San Francisco, United States
December 2024
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

MessagingSaaSSoftwareTelecommunications

Surge is a telephony software messaging platform that simplifies messages from your application.

Lehi, United States
December 2024
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

Customer ServiceFinTechInsurance

Sunset helps find all assets of a deceased person without alerting financial institutions, keeping privacy intact.

West Jordan, United States
December 2024
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

Health Diagnostics

miDiagnostics is developing a next-generation diagnostic platform based on a silicon nanofluidic processor.

Leuven, Belgium
December 2024
$31.5M
Series D

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)FitnessInternet

HYBRD is a unified fitness platform for hybrid athletes, integrating wearables and AI to track cardio, strength, and holistic progress.

Boston, United States
December 2024
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

Software

Recase is a developer of a manual review platform that offers fintechs to build completely automated onboarding flows.

London, United Kingdom
December 2024
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

Financial ServicesPaymentsWeb3

BeerMe is a digital wallet, enabling instant, global, and fee-free money transfers while simplifying crypto for mainstream users.

New York, United States
December 2024
$500K
Pre-Seed

Founder Contacts

30,000+ verified contacts

Showing 801-825 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, Information Technology, Internet, Financial Services. The firm invests across 51 different industry categories.

What is Y Combinator's largest investment?

Among tracked funding rounds, miDiagnostics received $31.5M in a Series D round. Y Combinator's total known invested capital is $49.3B.

What is the average investment size for Y Combinator?

Y Combinator's average investment size is $9.0M across its portfolio of 5,185 companies.

What are Y Combinator's most recent investments?

Recent Y Combinator portfolio additions include Guidesly, Alium, RenoFi, Raspberry AI, Budgie Health. These companies were founded in 2020 or later.

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