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Y Combinator — Portfolio, Page 11

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

8,084
Companies
$56.8B
Total invested
$10.2M
Avg. check
69
Industries
Artificial Intelligence (AI) 5Software 5Health Care 4FinTech 4Biotechnology 3Manufacturing 3+63 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 241–264 of 8,084
Momentu
September 2022

Momentu helps in mental health challenges by providing support through digital content, therapy and coaching sessions.

Health Care · BogotáSeed
Altay Therapeutics
September 2022

Altay Therapeutics is a biotech company focused on finding and discovering small molecule therapies for chronic inflammatory conditions.

Biotechnology · San Francisco$3.0M Seed
Brightflow AI
September 2022

Brightflow AI is a financial intelligence platform that provides cash flow management, forecasting, and financing tools.

Artificial Intelligence (AI) · Walnut$100.0M Debt Financing
The Muse
September 2022

The Muse is a job search and career development platform that helps candidates discover and land jobs that fit their skills.

Advice · New YorkVenture - Series Unknown
Gamerpay
September 2021

Gamerpay is a marketplace that offers a safe way to trade and own gaming skins and assets.

Gaming · CopenhagenSeed
Boost Biomes
September 2021

Boost Biomes develops microbial products to sustainably improve food production and shelf-life.

Agriculture · South San FranciscoSeries A
Litnerd
September 2021

Litnerd brings the creator economy to traditional K-12 education, offering a cohort based reading and SEL program to schools.

Children · New York$1.5M Seed
GiveAway
September 2021

Community driven marketplace for used things and hot deals

Classifieds · Minsk$480K Pre-Seed
Adaptyv Biosystems
September 2025

Adaptyv Biosystems developing a protein engineering platform using cell-free synthetic biology and nanofluidics.

Biotechnology · LausanneSeed
AtoB
September 2024

AtoB is a technology company building payments infrastructure for the transportation industry.

FinTech · San FranciscoSeries C
GiveCampus
September 2022

GiveCampus is a fundraising platform for nonprofit educational institutions.

Education · Washington$50.0M Private Equity
Salt Security
September 2022

Salt Security provides an API protection platform designed to prevent attacks by leveraging machine learning and AI.

Artificial Intelligence (AI) · Palo AltoVenture - Series Unknown
Heru
September 2022

Heru is a technology platform focused on improving the quality of life for app workers and freelancers.

Communities · Mexico CitySeed
Angle Health
September 2026

Angle Health provides a technology-enabled health insurance platform to simplify employer-sponsored healthcare benefits.

Artificial Intelligence (AI) · San Francisco$400.0M Secondary Market
Mosaic Manufacturing
September 2024

Mosaic is building the tools to make manufacturing more sustainable and resilient.

3D Printing · Toronto$20.6M Undisclosed
Seed Global Health
September 2024

Seed Global Health strengthens health education and delivery in places facing a dire shortage of health professionals.

Education · Boston$6.3M Grant
JITX
September 2022

JITX provides electronic design as a service.

Electronic Design Automation (EDA) · BerkeleySeries A
Kastle
September 2026

Kastle helps mortgage lenders by automating labor-intensive procedures.

Agentic AI · San Francisco$24.0M Series A
Raindrop
September 2026

Raindrop is an AI software company that develops observability and reliability tools for AI agents and applications.

Application Performance Management · San Francisco$15.0M Series A
Applied Kinetics
September 2026

Applied Kinetics builds and deploys specialized AI employees for mission critical industries.

Artificial Intelligence (AI) · San Francisco$500K Pre-Seed
GreenMantra Technologies
September 2025

GreenMantra Technologies develops a proprietary catalytic process to economically produce commercial quality waxes.

Chemical · Brantford$10.0M Debt Financing
Kodex
September 2025

Kodex is a workflow management web platform that manages relationships, workflows, and secure file transfer with government agencies.

Document Management · Boston$21.2M Series A
REZI
September 2023

REZI is a rental company that provides leasing and financial technology for tenants, property owners, and landlords.

Financial Services · New YorkSeries B
FlowEQ
September 2021

AI: AgentLess or AgentLed, FlowEQ streamlines agent behavior, optimizing customer experience

CRM · San FranciscoSeed

Where Y Combinator invests

Artificial Intelligence (AI)5
Software5
Health Care4
FinTech4
Biotechnology3
Manufacturing3

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, Health Care, FinTech, Biotechnology. The firm invests across 69 different industry categories.

What is Y Combinator's largest investment?▸

Among tracked funding rounds, Angle Health received $400.0M in a Secondary Market 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 $10.2M across its portfolio of 8,084 companies.

What are Y Combinator's most recent investments?▸

Recent Y Combinator portfolio additions include Momentu, Altay Therapeutics, Brightflow AI, The Muse, Gamerpay. 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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