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Y Combinator — Portfolio, Page 5

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

8,084
Companies
$39.3B
Total invested
$7.2M
Avg. check
65
Industries
Artificial Intelligence (AI) 6Software 5Financial Services 5E-Commerce 4Health Care 3Analytics 2+59 more
Founder contacts

Verified emails & LinkedIn for founders across this portfolio.

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Portfolio companies

Showing 97–120 of 8,084
Zeit AI
September 2026

Zeit AI develops artificial intelligence software for business data analysis and operational workflows.

Analytics · Munich$5.8M Seed
Exosat
September 2026

Exosat builds low-Earth-orbit satellites and turnkey constellations designed for sovereign operators, featuring direct-to-cell capabilities.

Aerospace · Singapore$500K Pre-Seed
XO Health
September 2025

XO Health provides health plan services for self-insured employers.

Advice · Stamford$52.2M Undisclosed
Gainful
September 2024

Gainful is a personalized sports nutrition company that offers subscriptions to its Hydration line of electrolyte drink mixes.

Dietary Supplements · San FranciscoSeries B
Ananya Health
September 2024

Ananya Health develops a medical device for treating cervical pre-cancer.

Health Care · San FranciscoGrant
Covie
September 2021

Covie develops a platform that connects innovative businesses to insurance data.

Insurance · AustinSeed
Root Access
September 2025

Root Access is an applied AI lab developing agents for hardware engineering.

Artificial Intelligence (AI) · New City$2.1M Pre-Seed
PayRange
September 2024

PayRange is a network for everyday purchases developing a mobile payment technology to make mobile payments easy-to-use.

Mobile Apps · PortlandPrivate Equity
Unsloth AI
September 2024

Unsloth makes reinforcement learning and finetuning easier and more efficient.

Artificial Intelligence (AI) · San FranciscoSeed
SproutFi
September 2021

SproutFi is an application that allows investing in the US stock market and works as a social network.

Financial Services · Bronxville$5.5M Seed
Writesonic
September 2021

Writesonic is as AI Search Growth Engine that helps brands win customers from AI search.

Agentic AI · San Francisco$2.5M Seed
Upgraded
September 2021

Operator of Circular Economy platform for electronics retailers and OEMs. US customers can visit getupgraded.com to see active programs.

E-Commerce · San Francisco$750K Debt Financing
Parade
September 2021

Parade is an underwear company that creates designer and eco-friendly fabrics undergarments.

E-Commerce · Brooklyn$20.0M Series B
Gerostate Alpha
September 2021

Gerostate Alpha is a pharmaceutical company.

Biotechnology · Novato$565K Equity Crowdfunding
FitHub
September 2021

FitHub is a food-tech company offering the best high-quality healthy products unders its private label.

Delivery · BarranquillaSeed
LeapYear Technologies
September 2021

LeapYear develops technology for enterprises to securely unlock value from their most sensitive data assets.

Analytics · San Francisco$15.0M Venture - Series Unknown
Jeeves
September 2026

Jeeves is a global finance platform that saves businesses time & money by simplifying their financial operations.

Banking · Miami$110.0M Series C
Grass
September 2026

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

Artificial Intelligence (AI) · Dublin$10.0M Venture - Series Unknown
Epigene Labs
September 2023

Epigene Labs designs genomics-driven drug for precision oncology.

Biopharma · Paris$1.6M Convertible Note
Enkasa
September 2021

Enkasa is a residential real estate platform.

Real Estate · Lafayette$3.0M Seed
Cocoon
September 2021

Next generation leave management software that automates the complexities of compliance, claims, and payroll.

Compliance · San FranciscoSeries A
All Things Butter
September 2026

All Things Butter is a food manufacturing company that specializes in providing organic butter.

Food and Beverage · London$4.9M Venture - Series Unknown
Apollo Atomics
September 2026

Apollo Atomics is the developer of a nuclear technology designed to provide sustainable power and to meet energy demands with deployment.t.

Energy · Cambridge$620K Venture - Series Unknown
F2 AI
September 2026

F2 AI offers an AI platform that support decision-making workflows in private markets.

Artificial Intelligence (AI) · New York$5.0M Private Equity

Where Y Combinator invests

Artificial Intelligence (AI)6
Software5
Financial Services5
E-Commerce4
Health Care3
Analytics2

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), Software, Financial Services, E-Commerce, Health Care. The firm invests across 65 different industry categories.

What is Y Combinator's largest investment?▸

Among tracked funding rounds, Jeeves received $110.0M in a Series C round. Y Combinator's total known invested capital is $39.3B.

What is the average investment size for Y Combinator?▸

Y Combinator's average investment size is $7.2M across its portfolio of 8,084 companies.

What are Y Combinator's most recent investments?▸

Recent Y Combinator portfolio additions include Zeit AI, Exosat, XO Health, Gainful, Ananya Health. These companies were founded in 2020 or later.

Reach the founders behind these 8,084 companies
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