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Y Combinator — Portfolio, Page 56

Investor actively backing innovative startups and growth-stage companies across various industries and funding rounds.

8,084
Companies
$56.8B
Total invested
$9.7M
Avg. check
60
Industries
Artificial Intelligence (AI) 10Information Technology 7Software 7Health Care 4SaaS 3Analytics 3+54 more
Founder contacts

Verified emails & LinkedIn for founders across this portfolio.

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Verified contacts, updated monthly
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Portfolio companies

Showing 1321–1344 of 8,084
Surtr Defense Systems
May 2026

Surtr Defense Systems is a developer of AI-powered software layer that combine different drone technologies into one command system.

Artificial Intelligence (AI) · San Francisco$500K Pre-Seed
VIOLETTE_FR
May 2026

VIOLETTE_FR is a beauty brand that offers a range of skin care products with online services.

Beauty · New York$5.0M Venture - Series Unknown
AOA
May 2026

AOA Dx is a biotech company developing cancer diagnostics in the field of women’s health.

Artificial Intelligence (AI) · DenverGrant
Korso
May 2026

Korso manages supplier communication, quoting, purchase orders, document processing, and analytics for manufacturing operations.

Artificial Intelligence (AI) · Irvine$500K Pre-Seed
Datlo
May 2025

Dalto is a geointelligence platform for sales and marketing professionals.

Artificial Intelligence (AI) · Maringá$713K Seed
Salvy
May 2024

Full-digital B2B mobile carrier

Enterprise Software · CuritibaSeed
Clearest Health
May 2023

Clearest Health helps health plans and employers improve benefits using advanced tech and clear data.

Analytics · New YorkSeed
StartPlaying
May 2022

StartPlaying is a gameplay community platform that allows players to find tabletop role-playing games and game masters for any game system.

Communities · San Francisco$6.5M Seed
Index
May 2025

Index is the collaborative platform for business analytics.

Analytics · San FranciscoVenture - Series Unknown
VitalStrata
May 2025

VitalStrata is a software firm that develops AI software for Medicare Advantage risk adjustment compliance and coding integrity.

Analytics · New York$1.2M Pre-Seed
Abalone Bio
May 2024

Abalone Bio develops pharmacologically antibody drugs to successfully treat metaolic and inflammatory diseases where other drugs fail

Biotechnology · EmeryvilleSeed
BiteSight
May 2024

BiteSight is the video-first food delivery app

Delivery · New York$1.5M Pre-Seed
Precip
May 2024

Precip provides precise rainfall tracking without the use of a gauge.

Agriculture · San FranciscoSeed
For Wellness
May 2023

For Wellness is an e-commerce company that provides coffee and health supplements.

Consumer · Scottsdale$2.4M Seed
Vest
May 2023

Vest is a Financial Services offering brokerage application that helps invest in US stock market with security and ease.

Financial Services · Austin$5K Seed
Booth AI
May 2023

Booth.ai is a Generative AI-powered product photography platform

Artificial Intelligence (AI) · San Francisco$2.2M Seed
Trellis Technologies
May 2023

Trellis Technologies is an insurtech company that helps compare and purchase personal property and casualty insurance policies.

Information Technology · San Francisco$89K Venture - Series Unknown
Klarify
May 2026

Klarify is a developer of AI practice management platform automating therapists’ administrative workflows.

Artificial Intelligence (AI) · San Francisco$500K Pre-Seed
Vapi
May 2026

Vapi is a voice AI platform that allows developers to build, test and deploy voice agents for phone calls and customer support.

Artificial Intelligence (AI) · San FranciscoSeries B
Cinder Technologies
May 2026

Cinder | Responsible AI, Trust & Safety, and Data Labeling At Scale

Artificial Intelligence (AI) · New YorkSeries B
Greenboard
May 2026

Greenboard is a financial software company that develops software to bridge the gap between regulation and financial innovation.

Compliance · New York$4.5M Series A
Airseekers Robotics
May 2025

Airseekers Robotics is a manufacturing company that specializes in smart yard and outdoor robotics lawnmower for outdoor maintenance.

Home and Garden · Las Vegas$2.3M Product Crowdfunding
Satori
May 2022

Satori is a provider of a decentralized derivatives platform.

Blockchain · San Francisco$10.0M Seed
Finnt
May 2022

AI Agents for CFO's & their teams

Artificial Intelligence (AI) · MiamiSeed

Where Y Combinator invests

Artificial Intelligence (AI)10
Information Technology7
Software7
Health Care4
SaaS3
Analytics3

About Y Combinator's portfolio

How many companies has Y Combinator invested in?▸

Y Combinator has invested in 8,084 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, Health Care, SaaS. The firm invests across 60 different industry categories.

What is Y Combinator's largest investment?▸

Among tracked funding rounds, Satori received $10.0M in a Seed round. Y Combinator's total known invested capital is $56.8B.

What is the average investment size for Y Combinator?▸

Y Combinator's average investment size is $9.7M across its portfolio of 8,084 companies.

What are Y Combinator's most recent investments?▸

Recent Y Combinator portfolio additions include Surtr Defense Systems, VIOLETTE_FR, AOA, Korso, Datlo. These companies were founded in 2020 or later.

Reach the founders behind these 8,084 companies
Verified emails and LinkedIn profiles, updated monthly.
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