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Y Combinator — Portfolio, Page 155

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
65
Industries
Artificial Intelligence (AI) 22Software 12Information Technology 11Analytics 6Web Apps 5B2B 4+59 more
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Portfolio companies

Showing 3697–3720 of 8,084
Aside
December 2025

Aside provides an AI platform that helps sales teams with live call prompts, note-taking, and real-time insights.

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

Clad Labs is the developer of a coding environment designed to integrate entertainment and productivity with AI.

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

Lakonia Technologies develops an AI platform that transcribes and analyzes tactical communications for defense and emergency teams.

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

Nessie Labs offers an AI knowledge base application that converts scattered AI conversations into an organized and searchable memory.

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

Articulate uses AI to help builders and solar developers avoid costly errors by detecting drawing clashes early.

Architecture · San Francisco$500K Pre-Seed
Claybird
December 2025

Claybird offers an AI video ad creation agent that plans, generates, edits, and publishes ad videos from concept to release.

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

Openroll offers an AI platform that helps companies compare salaries, plan pay, and make data-driven decisions.

Analytics · Stockholm$500K Pre-Seed
Sorce
December 2025

Sorce offers a swipe-based job app where an AI agent completes applications for roles from entry level to executive.

Apps · Newark$500K Pre-Seed
The Context Company
December 2025

The Context Company offers observability tools for AI agents that detect when they fail and pinpoint the location of issues.

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

Mod AI develops AI agents that automate accounts payable tasks like invoice processing, fraud detection, and ERP synchronization.

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

Goldbridge offers banking software that manages FDIC-insured accounts and property-level ledgers for real estate operators.

Accounting · Chicago$500K Pre-Seed
Mixy
December 2025

Mixy is the developer of a mobile music application that allows users to blend vocals and beats from their music libraries.

Artificial Intelligence (AI) · Dover$500K Pre-Seed
Anto Biosciences
December 2025

Anto Biosciences is an AI driven biotech developing gut microbiome computable to predict and optimize drug efficacy.

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

Nucleo offers an AI-powered tool for analyzing body composition and segmenting tumors from medical images.

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

Clicks is an AI platform that automates back-office tasks like CRM updates, report generation, and data entry for businesses.

Artificial Intelligence (AI) · San FranciscoPre-Seed
Expected Parrot
December 2025

Expected Parrot offers tools to design, test, and simulate agents for surveys and research.

Artificial Intelligence (AI) · Cambridge$500K Pre-Seed
Fernstone
December 2025

Fernstone offers an insurance risk management platform that handles policy management, claim tracking, COI issuance, and alerts.

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
Primer
December 2025

Primer is a SaaS company that offers AI agent to sell, onboard and assist users through live and personalized walkthroughs.

Assistive Technology · San Francisco$500K Pre-Seed
Dome
December 2025

Dome is an API platform that provides developers with a unified interface for accessing and building on top of prediction markets.

Developer APIs · New York$500K Pre-Seed
Veria Labs
December 2025

Veria Labs is a cybersecurity company that provides AI-powered continuous penetration testing services targeting high-stakes industries.

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

Lunavo Technologies offers an AI automation platform that streamlines logistics operations by automating tasks and analyzing real-time data.

Analytics · Pullach Im Isartal$500K Pre-Seed
SellRaze
December 2025

SellRaze offers a cross-listing app for identifying, pricing, and listing items quickly across multiple marketplaces.

Apps · San FranciscoSeed
Parrot Learning
December 2025

Parrot Learning is a language app that uses short-form videos and exercises to teach Spanish in quick and easy-to-follow sessions.

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

Where Y Combinator invests

Artificial Intelligence (AI)22
Software12
Information Technology11
Analytics6
Web Apps5
B2B4

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, Information Technology, Analytics, Web Apps. The firm invests across 65 different industry categories.

What is Y Combinator's largest investment?▸

Among tracked funding rounds, Aside received $500K in a Pre-Seed 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 Aside, Clad Labs, Lakonia Technologies, Nessie Labs, Articulate. These companies were founded in 2020 or later.

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