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Y Combinator — Portfolio, Page 158

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

8,084
Companies
$56.4B
Total invested
$9.6M
Avg. check
63
Industries
Software 10Artificial Intelligence (AI) 10Information Technology 6SaaS 5FinTech 5B2B 3+57 more
Founder contacts

Verified emails & LinkedIn for founders across this portfolio.

jane@on●●●●●●●.com
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Verified contacts, updated monthly
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Portfolio companies

Showing 3769–3792 of 8,084
Dari
December 2025

Dari is an automation platform that enables users to build and manage browser agents using natural language prompts.

B2B · Fremont$500K Pre-Seed
Agentic Fabriq
December 2025

Agentic Fabriq provides a platform for connecting AI agents with tools and each other, offering security and orchestration features.

Artificial Intelligence (AI) · San Francisco$500K Pre-Seed
Alt-X
December 2025

Alt-X develops AI-driven tools to automate financial analysis and reporting for investors in real estate and private equity.

Analytics · San Francisco$500K Pre-Seed
Mayflower
December 2025

Mayflower offers a software plugin for immigration screening, legal compliance, and document verification.

Artificial Intelligence (AI) · San Francisco$500K Pre-Seed
mayk
December 2025

mayk is the midjourney for songs enabling anyone to have a singing AI voice & mayk UGC songs for social media & games.

Apps · Santa MonicaCorporate Round
Metorial
December 2025

Metorial is an open-source integration platform for agentic AI that connects AI agents to external tools and data via MCP.

Artificial Intelligence (AI) · San Francisco$500K Pre-Seed
EquipmentShare
December 2025

EquipmentShare provides solutions to construction companies and equipment rental businesses through the use of technology.

Construction · ColumbiaDebt Financing
Locus Technologies
December 2025

Locus provides payment tools that let businesses manage and track transactions made by autonomous agents.

Artificial Intelligence (AI) · San Francisco$500K Pre-Seed
Logosguard
December 2025

LogosGuard is an platform that turns AI policies into executable controls and continuously monitors systems for compliance and risk.

Artificial Intelligence (AI) · San Francisco$500K Pre-Seed
Bifrost Orbital
January 2025

24/7 and real-time connectivity for satellites

Satellite Communication · San FranciscoSeed
KaiPod Learning
January 2024

KaiPod Learning offers in-person learning pods for online learners and homeschoolers with enrichment, academic support, and socialization.

EdTech · BostonSeed
Clupp
December 2021

Clupp is an insurtech company that offers vehicle insurance services.

Auto Insurance · Juárez$500K Pre-Seed
Ontop
December 2022

Ontop is a HR tech company that offers remote hiring, placed payments and compliance services.

FinTech · MiamiSeries A
Vansec
December 2021

Spear phishing simulation & security awareness training

Corporate Training · San Francisco$1.1M Pre-Seed
Amplify Life Insurance
December 2025

Amplify is a platform offering life insurance products, allowing customers to invest and access tax-free savings through their policies.

Financial Services · San Francisco$6.2M Venture - Series Unknown
Zan Compute
December 2021

Zan Compute is a smart facility management AI platform company

Artificial Intelligence (AI) · Santa ClaraDebt Financing
Umee
December 2021

The most programmable, safety-first lending blockchain for Web3

Blockchain · New York$32.0M Series A
Pardes Biosciences
December 2021

Pardes Biosciences is a biotechnology company that develops and commercializes direct-acting antivirals for the treatment of coronavirus.

Biotechnology · Carlsbad$75.0M Post-IPO Equity
doorkee
December 2021

Doorkee develops a peer-to-peer rental platform that connects departing tenants, apartment seekers, and landlords.

Property Management · New YorkConvertible Note
Finary
December 2021

Finary is an investing social platform where you can talk about investments with friends and make trades on the market.

Asset Management · New YorkSeed
Cosine
January 2026

Cosine is an AI knowledge engine that understands your codebase.

Artificial Intelligence (AI) · San Francisco$534K Venture - Series Unknown
Unusual AI
January 2026

Unusual AI is an IT and Internet firm offering AI that personalise website according to visitors for more conversions.

Artificial Intelligence (AI) · San FranciscoSeed
222
December 2025

222 is a social app that gives opportunity for its users to connect and meet new people, discover the city, and deepen their relationships.

Information Technology · Los Angeles$10.1M Series A
Freterium
December 2021

Freterium is a collaborative SaaS that connects organizations, people and technologies in the logistics value chain to help them move things

Information Technology · WalnutSeed

Where Y Combinator invests

Software10
Artificial Intelligence (AI)10
Information Technology6
SaaS5
FinTech5
B2B3

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 Software, Artificial Intelligence (AI), Information Technology, SaaS, FinTech. The firm invests across 63 different industry categories.

What is Y Combinator's largest investment?▸

Among tracked funding rounds, Pardes Biosciences received $75.0M in a Post-IPO Equity round. Y Combinator's total known invested capital is $56.4B.

What is the average investment size for Y Combinator?▸

Y Combinator's average investment size is $9.6M across its portfolio of 8,084 companies.

What are Y Combinator's most recent investments?▸

Recent Y Combinator portfolio additions include Dari, Agentic Fabriq, Alt-X, Mayflower, mayk. These companies were founded in 2020 or later.

Reach the founders behind these 8,084 companies
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